arch/ typo fixes

index c6079308eab3..64680c10db79 100644
@@ -326,7 +326,7 @@ start_kernel(void)
 	 * 0x20000000, we have to ensure that the physical memory
 	 * pages occupied by that image do NOT overlap the physical
 	 * address range where the kernel wants to be run.  This
-	 * causes real problems when attempting to cdecompress the
+	 * causes real problems when attempting to decompress the
 	 * former into the latter... :-(
 	 *
 	 * So, we may have to decompress/move the kernel/INITRD image

@@ -456,7 +456,7 @@ start_kernel(void)
 #ifdef DEBUG_LAST_STEPS
 	srm_printk("Preparing INITRD info...\n");
 #endif
-	/* Finally, set the INITRD paramenters for the kernel. */
+	/* Finally, set the INITRD parameters for the kernel. */
 	((long *)(ZERO_PGE+256))[0] = initrd_image_start;
 	((long *)(ZERO_PGE+256))[1] = INITRD_IMAGE_SIZE;
 

index d99f3a82e0e5..cf02c8f5c056 100644
@@ -279,7 +279,7 @@ union IO7_IID {
 #define IO7_DAC_OFFSET		(1UL << 49)
 
 /*
- * This is needed to satisify the IO() macro used in initializing the machvec
+ * This is needed to satisfy the IO() macro used in initializing the machvec
  */
 #define MARVEL_IACK_SC 							\
         ((unsigned long)						\

index 30b24135dd7a..6c1823c21782 100644
@@ -73,7 +73,7 @@ static inline unsigned long
 swcr_update_status(unsigned long swcr, unsigned long fpcr)
 {
 	/* EV6 implements most of the bits in hardware.  Collect
-	   the acrued exception bits from the real fpcr.  */
+	   the accrued exception bits from the real fpcr.  */
 	if (implver() == IMPLVER_EV6) {
 		swcr &= ~IEEE_STATUS_MASK;
 		swcr |= (fpcr >> 35) & IEEE_STATUS_MASK;

index 5fe63afbd474..598e5067c5d0 100644
@@ -49,7 +49,7 @@
 
 #define _FP_KEEPNANFRACP 1
 
-/* Alpha Architecture Handbook, 4.7.10.4 sais that
+/* Alpha Architecture Handbook, 4.7.10.4 says that
  * we should prefer any type of NaN in Fb, then Fa.
  */
 #define _FP_CHOOSENAN(fs, wc, R, X, Y, OP)			\

index 4a4d00b37986..4f237e560a64 100644
@@ -20,7 +20,7 @@ struct thread_info {
 	unsigned int		ieee_state;	/* see fpu.h */
 
 	unsigned		cpu;		/* current CPU */
-	int			preempt_count; /* 0 => preemptable, <0 => BUG */
+	int			preempt_count; /* 0 => preemptible, <0 => BUG */
 	unsigned int		status;		/* thread-synchronous flags */
 
 	int bpt_nsaved;

index c97b82a1f7db..b11f09cb7fe6 100644
@@ -59,7 +59,7 @@
 
 
 /*
- * The Alpha Architecure Handbook, vers. 4 (1998) appears to have a misprint
+ * The Alpha Architecture Handbook, vers. 4 (1998) appears to have a misprint
  *  in Table E-23 regarding the bits that set the event PCTR 1 counts.
  *  Hopefully what we have here is correct.
  */

index 763929e814e9..095eba603593 100644
@@ -61,7 +61,7 @@
 #define MADV_HUGEPAGE	14		/* Worth backing with hugepages */
 #define MADV_NOHUGEPAGE	15		/* Not worth backing with hugepages */
 
-#define MADV_DONTDUMP   16		/* Explicity exclude from the core dump,
+#define MADV_DONTDUMP   16		/* Explicitly exclude from core dump,
 					   overrides the coredump filter bits */
 #define MADV_DODUMP	17		/* Clear the MADV_NODUMP flag */
 

index 737b958a586d..e368f0f62866 100644
@@ -32,7 +32,7 @@ struct el_subpacket_handler {
 #define SUBPACKET_HANDLER_INIT(c, h) {NULL, (c), (h)}
 
 /*
- * Manipulate a field from a register given it's name. defines
+ * Manipulate a field from a register given its name. defines
  * for the LSB (__S - shift count) and bitmask (__M) are required
  *
  * EXTRACT(u, f) - extracts the field and places it at bit position 0

index 1dcf0d9038fd..657d776f15f7 100644
@@ -147,7 +147,7 @@ isa_no_iack_sc_device_interrupt(unsigned long vector)
 	 */
 	/* 
 	 *  The first read of gives you *all* interrupting lines.
-	 *  Therefore, read the mask register and and out those lines
+	 *  Therefore, read the mask register and AND out those lines
 	 *  not enabled.  Note that some documentation has 21 and a1 
 	 *  write only.  This is not true.
 	 */

index 5db88b627439..60273892fabb 100644
@@ -826,7 +826,7 @@ SYSCALL_DEFINE5(osf_setsysinfo, unsigned long, op, void __user *, buffer,
 
 		/* 
 		 * Alpha Architecture Handbook 4.7.7.3:
-		 * To be fully IEEE compiant, we must track the current IEEE
+		 * To be fully IEEE compliant, we must track the current IEEE
 		 * exception state in software, because spurious bits can be
 		 * set in the trap shadow of a software-complete insn.
 		 */

index c81183935e97..99de7bcaf24b 100644
@@ -476,7 +476,7 @@ static void alpha_pci_free_coherent(struct device *dev, size_t size,
 	-1  : Not leader, physically adjacent to previous.
 	-2  : Not leader, virtually adjacent to previous.
    Write dma_length of each leader with the combined lengths of
-   the mergable followers.  */
+   the mergeable followers.  */
 
 #define SG_ENT_VIRT_ADDRESS(SG) (sg_virt((SG)))
 #define SG_ENT_PHYS_ADDRESS(SG) __pa(SG_ENT_VIRT_ADDRESS(SG))

@@ -495,7 +495,7 @@ sg_classify(struct device *dev, struct scatterlist *sg, struct scatterlist *end,
 	leader_length = leader->length;
 	next_paddr = SG_ENT_PHYS_ADDRESS(leader) + leader_length;
 
-	/* we will not marge sg without device. */
+	/* we will not merge sg without device. */
 	max_seg_size = dev ? dma_get_max_seg_size(dev) : 0;
 	for (++sg; sg < end; ++sg) {
 		unsigned long addr, len;

index aea8a54da4bc..fbe264a30a66 100644
@@ -98,7 +98,7 @@ eiger_device_interrupt(unsigned long vector)
 	if (intstatus) {
 		/*
 		 * This is a PCI interrupt. Check each bit and
-		 * despatch an interrupt if it's set.
+		 * dispatch an interrupt if it's set.
 		 */
 
 		if (intstatus & 8) handle_irq(16+3);

@@ -148,7 +148,7 @@ eiger_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 
 	/* The SRM console has already calculated out the IRQ value's for
 	   option cards. As this works lets just read in the value already
-	   set and change it to a useable value by Linux.
+	   set and change it to a usable value by Linux.
 
 	   All the IRQ values generated by the console are greater than 90,
 	   so we subtract 80 because it is (90 - allocated ISA IRQ's).  */

index 1f99b03effc2..90a94f8816cc 100644
@@ -258,7 +258,7 @@ init_io7_irqs(struct io7 *io7,
 	 * They really should be sent to the local CPU to avoid having to
 	 * traverse the mesh, but if it's not an SMP kernel, they have to
 	 * go to the boot CPU. Send them all to the boot CPU for now,
-	 * as each secondary starts, it can redirect it's local device 
+	 * as each secondary starts, it can redirect its local device
 	 * interrupts.
 	 */
 	printk("  Interrupts reported to CPU at PE %u\n", boot_cpuid);

index 33b2798de8fc..3bde9c01a9ab 100644
@@ -179,7 +179,7 @@ miata_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
         };
 	const long min_idsel = 3, max_idsel = 20, irqs_per_slot = 5;
 	
-	/* the USB function of the 82c693 has it's interrupt connected to 
+	/* the USB function of the 82c693 has its interrupt connected to
            the 2nd 8259 controller. So we have to check for it first. */
 
 	if((slot == 7) && (PCI_FUNC(dev->devfn) == 3)) {

index 9e2adb69bc74..aa65a7fb8fc6 100644
@@ -93,7 +93,7 @@ takara_device_interrupt(unsigned long vector)
 	if (intstatus) {
 		/*
 		 * This is a PCI interrupt. Check each bit and
-		 * despatch an interrupt if it's set.
+		 * dispatch an interrupt if it's set.
 		 */
 
 		if (intstatus & 8) handle_irq(16+3);

index 202c78e56704..f496dbc4640b 100644
@@ -12,7 +12,7 @@
 /*
  * DSP-related saved registers - need to be saved only when you are
  * scheduled out.
- * structure fields name must correspond to aux register defenitions for
+ * structure fields name must correspond to aux register definitions for
  * automatic offset calculation in DSP_AUX_SAVE_RESTORE macros
  */
 struct dsp_callee_regs {

index a0e760eb35a8..4b8502df31d9 100644
@@ -7,7 +7,7 @@
  *  Stack switching code can no longer reliably rely on the fact that
  *  if we are NOT in user mode, stack is switched to kernel mode.
  *  e.g. L2 IRQ interrupted a L1 ISR which had not yet completed
- *  it's prologue including stack switching from user mode
+ *  its prologue including stack switching from user mode
  *
  * Vineetg: Aug 28th 2008: Bug #94984
  *  -Zero Overhead Loop Context shd be cleared when entering IRQ/EXcp/Trap

@@ -58,7 +58,7 @@
 	 * 2. L1 IRQ taken, ISR starts (CPU auto-switched to KERNEL mode)
 	 * 3. But before it could switch SP from USER to KERNEL stack
 	 *      a L2 IRQ "Interrupts" L1
-	 * Thay way although L2 IRQ happened in Kernel mode, stack is still
+	 * That way although L2 IRQ happened in Kernel mode, stack is still
 	 * not switched.
 	 * To handle this, we may need to switch stack even if in kernel mode
 	 * provided SP has values in range of USER mode stack ( < 0x7000_0000 )

@@ -88,7 +88,7 @@
 
 	GET_CURR_TASK_ON_CPU   r9
 
-	/* With current tsk in r9, get it's kernel mode stack base */
+	/* With current tsk in r9, get its kernel mode stack base */
 	GET_TSK_STACK_BASE  r9, r9
 
 	/* save U mode SP @ pt_regs->sp */

@@ -197,7 +197,7 @@
  * NOTE:
  *
  * It is recommended that lp_count/ilink1/ilink2 not be used as a dest reg
- * for memory load operations. If used in that way interrupts are deffered
+ * for memory load operations. If used in that way interrupts are deferred
  * by hardware and that is not good.
  *-------------------------------------------------------------*/
 .macro EXCEPTION_EPILOGUE

@@ -265,7 +265,7 @@
  * NOTE:
  *
  * It is recommended that lp_count/ilink1/ilink2 not be used as a dest reg
- * for memory load operations. If used in that way interrupts are deffered
+ * for memory load operations. If used in that way interrupts are deferred
  * by hardware and that is not good.
  *-------------------------------------------------------------*/
 .macro INTERRUPT_EPILOGUE  LVL

index 49c2e090cb5c..4bcb64dbcc8f 100644
@@ -7,7 +7,7 @@
 #ifndef __ASM_ARC_ENTRY_H
 #define __ASM_ARC_ENTRY_H
 
-#include <asm/unistd.h>		/* For NR_syscalls defination */
+#include <asm/unistd.h>		/* For NR_syscalls definition */
 #include <asm/arcregs.h>
 #include <asm/ptrace.h>
 #include <asm/processor.h>	/* For VMALLOC_START */

@@ -158,7 +158,7 @@
 .endm
 
 /*-------------------------------------------------------------
- * given a tsk struct, get to the base of it's kernel mode stack
+ * given a tsk struct, get to the base of its kernel mode stack
  * tsk->thread_info is really a PAGE, whose bottom hoists stack
  * which grows upwards towards thread_info
  *------------------------------------------------------------*/

index c574712ad865..9cd79263acba 100644
@@ -10,7 +10,7 @@
  * ARCv2 can support 240 interrupts in the core interrupts controllers and
  * 128 interrupts in IDU. Thus 512 virtual IRQs must be enough for most
  * configurations of boards.
- * This doesnt affect ARCompact, but we change it to same value
+ * This doesn't affect ARCompact, but we change it to same value
  */
 #define NR_IRQS		512
 

index 0d63e568d64c..936a2f21f315 100644
@@ -46,7 +46,7 @@
  * IRQ Control Macros
  *
  * All of them have "memory" clobber (compiler barrier) which is needed to
- * ensure that LD/ST requiring irq safetly (R-M-W when LLSC is not available)
+ * ensure that LD/ST requiring irq safety (R-M-W when LLSC is not available)
  * are redone after IRQs are re-enabled (and gcc doesn't reuse stale register)
  *
  * Noted at the time of Abilis Timer List corruption

index dda471f5f05b..9963bb1a5733 100644
@@ -165,7 +165,7 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
  * for retiring-mm. However destroy_context( ) still needs to do that because
  * between mm_release( ) = >deactive_mm( ) and
  * mmput => .. => __mmdrop( ) => destroy_context( )
- * there is a good chance that task gets sched-out/in, making it's ASID valid
+ * there is a good chance that task gets sched-out/in, making its ASID valid
  * again (this teased me for a whole day).
  */
 

index f3eea3f30b2e..f8f85c04d7a8 100644
@@ -66,7 +66,7 @@
  * Other rules which cause the divergence from 1:1 mapping
  *
  *  1. Although ARC700 can do exclusive execute/write protection (meaning R
- *     can be tracked independet of X/W unlike some other CPUs), still to
+ *     can be tracked independent of X/W unlike some other CPUs), still to
  *     keep things consistent with other archs:
  *      -Write implies Read:   W => R
  *      -Execute implies Read: X => R

index 8b0251464ffd..719112af0f41 100644
@@ -6,7 +6,7 @@
 #ifndef __ARC_ASM_SHMPARAM_H
 #define __ARC_ASM_SHMPARAM_H
 
-/* Handle upto 2 cache bins */
+/* Handle up to 2 cache bins */
 #define	SHMLBA	(2 * PAGE_SIZE)
 
 /* Enforce SHMLBA in shmat */

index e0913f52c2cd..990f834909f0 100644
@@ -77,7 +77,7 @@ static inline const char *arc_platform_smp_cpuinfo(void)
 
 /*
  * ARC700 doesn't support atomic Read-Modify-Write ops.
- * Originally Interrupts had to be disabled around code to gaurantee atomicity.
+ * Originally Interrupts had to be disabled around code to guarantee atomicity.
  * The LLOCK/SCOND insns allow writing interrupt-hassle-free based atomic ops
  * based on retry-if-irq-in-atomic (with hardware assist).
  * However despite these, we provide the IRQ disabling variant

@@ -86,7 +86,7 @@ static inline const char *arc_platform_smp_cpuinfo(void)
  *	support needed.
  *
  * (2) In a SMP setup, the LLOCK/SCOND atomicity across CPUs needs to be
- *	gaurantted by the platform (not something which core handles).
+ *	guaranteed by the platform (not something which core handles).
  *	Assuming a platform won't, SMP Linux needs to use spinlocks + local IRQ
  *	disabling for atomicity.
  *

index 4c530cf131f3..12daaf3a61ea 100644
@@ -38,7 +38,7 @@
 struct thread_info {
 	unsigned long flags;		/* low level flags */
 	unsigned long ksp;		/* kernel mode stack top in __switch_to */
-	int preempt_count;		/* 0 => preemptable, <0 => BUG */
+	int preempt_count;		/* 0 => preemptible, <0 => BUG */
 	int cpu;			/* current CPU */
 	unsigned long thr_ptr;		/* TLS ptr */
 	struct task_struct *task;	/* main task structure */

index 02109cd48ee1..8d1f1ef44ba7 100644
@@ -62,7 +62,7 @@
  * 8051fdc4:	st     r2,[r1,20]	; Mem op : save result back to mem
  *
  * Joern suggested a better "C" algorithm which is great since
- * (1) It is portable to any architecure
+ * (1) It is portable to any architecture
  * (2) At the same time it takes advantage of ARC ISA (rotate intrns)
  */
 

index 678898757e47..f324f0e3341a 100644
@@ -56,7 +56,7 @@ void arc_init_IRQ(void)
 	WRITE_AUX(AUX_IRQ_CTRL, ictrl);
 
 	/*
-	 * ARCv2 core intc provides multiple interrupt priorities (upto 16).
+	 * ARCv2 core intc provides multiple interrupt priorities (up to 16).
 	 * Typical builds though have only two levels (0-high, 1-low)
 	 * Linux by default uses lower prio 1 for most irqs, reserving 0 for
 	 * NMI style interrupts in future (say perf)

index adff957962da..6e5a651cd75c 100644
@@ -38,7 +38,7 @@
  * (based on a specific RTL build)
  * Below is the static map between perf generic/arc specific event_id and
  * h/w condition names.
- * At the time of probe, we loop thru each index and find it's name to
+ * At the time of probe, we loop thru each index and find its name to
  * complete the mapping of perf event_id to h/w index as latter is needed
  * to program the counter really
  */

index 4dcf8589b708..cbe0b678811e 100644
@@ -392,7 +392,7 @@ static void arc_chk_core_config(struct cpuinfo_arc *info)
 #ifdef CONFIG_ARC_HAS_DCCM
 	/*
 	 * DCCM can be arbit placed in hardware.
-	 * Make sure it's placement/sz matches what Linux is built with
+	 * Make sure its placement/sz matches what Linux is built with
 	 */
 	if ((unsigned int)__arc_dccm_base != info->dccm.base)
 		panic("Linux built with incorrect DCCM Base address\n");

index 0b3bb529d246..5414d9f5c40c 100644
@@ -9,7 +9,7 @@
  * vineetg: Nov 2009 (Everything needed for TIF_RESTORE_SIGMASK)
  *  -do_signal() supports TIF_RESTORE_SIGMASK
  *  -do_signal() no loner needs oldset, required by OLD sys_sigsuspend
- *  -sys_rt_sigsuspend() now comes from generic code, so discard arch implemen
+ *  -sys_rt_sigsuspend() now comes from generic code, so discard arch implement
  *  -sys_sigsuspend() no longer needs to fudge ptregs, hence that arg removed
  *  -sys_sigsuspend() no longer loops for do_signal(), sets TIF_xxx and leaves
  *   the job to do_signal()

index 9b9570b79362..a19751e824fb 100644
@@ -89,7 +89,7 @@ int do_misaligned_access(unsigned long address, struct pt_regs *regs,
 
 /*
  * Entry point for miscll errors such as Nested Exceptions
- *  -Duplicate TLB entry is handled seperately though
+ *  -Duplicate TLB entry is handled separately though
  */
 void do_machine_check_fault(unsigned long address, struct pt_regs *regs)
 {

index f8f85c04d7a8..8ebec1b21d24 100644
@@ -66,7 +66,7 @@
  * Other rules which cause the divergence from 1:1 mapping
  *
  *  1. Although ARC700 can do exclusive execute/write protection (meaning R
- *     can be tracked independent of X/W unlike some other CPUs), still to
+ *     can be tracked independently of X/W unlike some other CPUs), still to
  *     keep things consistent with other archs:
  *      -Write implies Read:   W => R
  *      -Execute implies Read: X => R

index 5414d9f5c40c..3490d005e6d4 100644
@@ -8,15 +8,16 @@
  *
  * vineetg: Nov 2009 (Everything needed for TIF_RESTORE_SIGMASK)
  *  -do_signal() supports TIF_RESTORE_SIGMASK
- *  -do_signal() no loner needs oldset, required by OLD sys_sigsuspend
- *  -sys_rt_sigsuspend() now comes from generic code, so discard arch implement
+ *  -do_signal() no longer needs oldset, required by OLD sys_sigsuspend
+ *  -sys_rt_sigsuspend() now comes from generic code, so discard arch
+ *   implementation
  *  -sys_sigsuspend() no longer needs to fudge ptregs, hence that arg removed
  *  -sys_sigsuspend() no longer loops for do_signal(), sets TIF_xxx and leaves
  *   the job to do_signal()
  *
  * vineetg: July 2009
  *  -Modified Code to support the uClibc provided userland sigreturn stub
- *   to avoid kernel synthesing it on user stack at runtime, costing TLB
+ *   to avoid kernel synthesizing it on user stack at runtime, costing TLB
  *   probes and Cache line flushes.
  *
  * vineetg: July 2009

index 202c78e56704..f496dbc4640b 100644
@@ -12,7 +12,7 @@
 /*
  * DSP-related saved registers - need to be saved only when you are
  * scheduled out.
- * structure fields name must correspond to aux register defenitions for
+ * structure fields name must correspond to aux register definitions for
  * automatic offset calculation in DSP_AUX_SAVE_RESTORE macros
  */
 struct dsp_callee_regs {

index 92c3e9f13252..00946fe04c9b 100644
@@ -7,7 +7,7 @@
  *  Stack switching code can no longer reliably rely on the fact that
  *  if we are NOT in user mode, stack is switched to kernel mode.
  *  e.g. L2 IRQ interrupted a L1 ISR which had not yet completed
- *  it's prologue including stack switching from user mode
+ *  its prologue including stack switching from user mode
  *
  * Vineetg: Aug 28th 2008: Bug #94984
  *  -Zero Overhead Loop Context shd be cleared when entering IRQ/EXcp/Trap

@@ -143,7 +143,7 @@
 	 * 2. L1 IRQ taken, ISR starts (CPU auto-switched to KERNEL mode)
 	 * 3. But before it could switch SP from USER to KERNEL stack
 	 *      a L2 IRQ "Interrupts" L1
-	 * Thay way although L2 IRQ happened in Kernel mode, stack is still
+	 * That way although L2 IRQ happened in Kernel mode, stack is still
 	 * not switched.
 	 * To handle this, we may need to switch stack even if in kernel mode
 	 * provided SP has values in range of USER mode stack ( < 0x7000_0000 )

@@ -173,7 +173,7 @@
 
 	GET_CURR_TASK_ON_CPU   r9
 
-	/* With current tsk in r9, get it's kernel mode stack base */
+	/* With current tsk in r9, get its kernel mode stack base */
 	GET_TSK_STACK_BASE  r9, r9
 
 	/* save U mode SP @ pt_regs->sp */

@@ -282,7 +282,7 @@
  * NOTE:
  *
  * It is recommended that lp_count/ilink1/ilink2 not be used as a dest reg
- * for memory load operations. If used in that way interrupts are deffered
+ * for memory load operations. If used in that way interrupts are deferred
  * by hardware and that is not good.
  *-------------------------------------------------------------*/
 .macro EXCEPTION_EPILOGUE

@@ -350,7 +350,7 @@
  * NOTE:
  *
  * It is recommended that lp_count/ilink1/ilink2 not be used as a dest reg
- * for memory load operations. If used in that way interrupts are deffered
+ * for memory load operations. If used in that way interrupts are deferred
  * by hardware and that is not good.
  *-------------------------------------------------------------*/
 .macro INTERRUPT_EPILOGUE  LVL

index cf1ba376e992..38c35722cebf 100644
@@ -7,7 +7,7 @@
 #ifndef __ASM_ARC_ENTRY_H
 #define __ASM_ARC_ENTRY_H
 
-#include <asm/unistd.h>		/* For NR_syscalls defination */
+#include <asm/unistd.h>		/* For NR_syscalls definition */
 #include <asm/arcregs.h>
 #include <asm/ptrace.h>
 #include <asm/processor.h>	/* For VMALLOC_START */

@@ -56,7 +56,7 @@
 .endm
 
 /*-------------------------------------------------------------
- * given a tsk struct, get to the base of it's kernel mode stack
+ * given a tsk struct, get to the base of its kernel mode stack
  * tsk->thread_info is really a PAGE, whose bottom hoists stack
  * which grows upwards towards thread_info
  *------------------------------------------------------------*/

index c574712ad865..9cd79263acba 100644
@@ -10,7 +10,7 @@
  * ARCv2 can support 240 interrupts in the core interrupts controllers and
  * 128 interrupts in IDU. Thus 512 virtual IRQs must be enough for most
  * configurations of boards.
- * This doesnt affect ARCompact, but we change it to same value
+ * This doesn't affect ARCompact, but we change it to same value
  */
 #define NR_IRQS		512
 

index 0d63e568d64c..936a2f21f315 100644
@@ -46,7 +46,7 @@
  * IRQ Control Macros
  *
  * All of them have "memory" clobber (compiler barrier) which is needed to
- * ensure that LD/ST requiring irq safetly (R-M-W when LLSC is not available)
+ * ensure that LD/ST requiring irq safety (R-M-W when LLSC is not available)
  * are redone after IRQs are re-enabled (and gcc doesn't reuse stale register)
  *
  * Noted at the time of Abilis Timer List corruption

index dda471f5f05b..9963bb1a5733 100644
@@ -165,7 +165,7 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
  * for retiring-mm. However destroy_context( ) still needs to do that because
  * between mm_release( ) = >deactive_mm( ) and
  * mmput => .. => __mmdrop( ) => destroy_context( )
- * there is a good chance that task gets sched-out/in, making it's ASID valid
+ * there is a good chance that task gets sched-out/in, making its ASID valid
  * again (this teased me for a whole day).
  */
 

index f3eea3f30b2e..8ebec1b21d24 100644
@@ -66,7 +66,7 @@
  * Other rules which cause the divergence from 1:1 mapping
  *
  *  1. Although ARC700 can do exclusive execute/write protection (meaning R
- *     can be tracked independet of X/W unlike some other CPUs), still to
+ *     can be tracked independently of X/W unlike some other CPUs), still to
  *     keep things consistent with other archs:
  *      -Write implies Read:   W => R
  *      -Execute implies Read: X => R

index 8b0251464ffd..719112af0f41 100644
@@ -6,7 +6,7 @@
 #ifndef __ARC_ASM_SHMPARAM_H
 #define __ARC_ASM_SHMPARAM_H
 
-/* Handle upto 2 cache bins */
+/* Handle up to 2 cache bins */
 #define	SHMLBA	(2 * PAGE_SIZE)
 
 /* Enforce SHMLBA in shmat */

index e0913f52c2cd..990f834909f0 100644
@@ -77,7 +77,7 @@ static inline const char *arc_platform_smp_cpuinfo(void)
 
 /*
  * ARC700 doesn't support atomic Read-Modify-Write ops.
- * Originally Interrupts had to be disabled around code to gaurantee atomicity.
+ * Originally Interrupts had to be disabled around code to guarantee atomicity.
  * The LLOCK/SCOND insns allow writing interrupt-hassle-free based atomic ops
  * based on retry-if-irq-in-atomic (with hardware assist).
  * However despite these, we provide the IRQ disabling variant

@@ -86,7 +86,7 @@ static inline const char *arc_platform_smp_cpuinfo(void)
  *	support needed.
  *
  * (2) In a SMP setup, the LLOCK/SCOND atomicity across CPUs needs to be
- *	gaurantted by the platform (not something which core handles).
+ *	guaranteed by the platform (not something which core handles).
  *	Assuming a platform won't, SMP Linux needs to use spinlocks + local IRQ
  *	disabling for atomicity.
  *

index 4c530cf131f3..12daaf3a61ea 100644
@@ -38,7 +38,7 @@
 struct thread_info {
 	unsigned long flags;		/* low level flags */
 	unsigned long ksp;		/* kernel mode stack top in __switch_to */
-	int preempt_count;		/* 0 => preemptable, <0 => BUG */
+	int preempt_count;		/* 0 => preemptible, <0 => BUG */
 	int cpu;			/* current CPU */
 	unsigned long thr_ptr;		/* TLS ptr */
 	struct task_struct *task;	/* main task structure */

index 02109cd48ee1..8d1f1ef44ba7 100644
@@ -62,7 +62,7 @@
  * 8051fdc4:	st     r2,[r1,20]	; Mem op : save result back to mem
  *
  * Joern suggested a better "C" algorithm which is great since
- * (1) It is portable to any architecure
+ * (1) It is portable to any architecture
  * (2) At the same time it takes advantage of ARC ISA (rotate intrns)
  */
 

index 678898757e47..f324f0e3341a 100644
@@ -56,7 +56,7 @@ void arc_init_IRQ(void)
 	WRITE_AUX(AUX_IRQ_CTRL, ictrl);
 
 	/*
-	 * ARCv2 core intc provides multiple interrupt priorities (upto 16).
+	 * ARCv2 core intc provides multiple interrupt priorities (up to 16).
 	 * Typical builds though have only two levels (0-high, 1-low)
 	 * Linux by default uses lower prio 1 for most irqs, reserving 0 for
 	 * NMI style interrupts in future (say perf)

index adff957962da..6e5a651cd75c 100644
@@ -38,7 +38,7 @@
  * (based on a specific RTL build)
  * Below is the static map between perf generic/arc specific event_id and
  * h/w condition names.
- * At the time of probe, we loop thru each index and find it's name to
+ * At the time of probe, we loop thru each index and find its name to
  * complete the mapping of perf event_id to h/w index as latter is needed
  * to program the counter really
  */

index d08a5092c2b4..7b6a9beba9db 100644
@@ -390,7 +390,7 @@ static void arc_chk_core_config(struct cpuinfo_arc *info)
 #ifdef CONFIG_ARC_HAS_DCCM
 	/*
 	 * DCCM can be arbit placed in hardware.
-	 * Make sure it's placement/sz matches what Linux is built with
+	 * Make sure its placement/sz matches what Linux is built with
 	 */
 	if ((unsigned int)__arc_dccm_base != info->dccm.base)
 		panic("Linux built with incorrect DCCM Base address\n");

index 8f6f4a542964..fefa705a8638 100644
@@ -8,15 +8,16 @@
  *
  * vineetg: Nov 2009 (Everything needed for TIF_RESTORE_SIGMASK)
  *  -do_signal() supports TIF_RESTORE_SIGMASK
- *  -do_signal() no loner needs oldset, required by OLD sys_sigsuspend
- *  -sys_rt_sigsuspend() now comes from generic code, so discard arch implemen
+ *  -do_signal() no longer needs oldset, required by OLD sys_sigsuspend
+ *  -sys_rt_sigsuspend() now comes from generic code, so discard arch
+ *   implementation
  *  -sys_sigsuspend() no longer needs to fudge ptregs, hence that arg removed
  *  -sys_sigsuspend() no longer loops for do_signal(), sets TIF_xxx and leaves
  *   the job to do_signal()
  *
  * vineetg: July 2009
  *  -Modified Code to support the uClibc provided userland sigreturn stub
- *   to avoid kernel synthesing it on user stack at runtime, costing TLB
+ *   to avoid kernel synthesizing it on user stack at runtime, costing TLB
  *   probes and Cache line flushes.
  *
  * vineetg: July 2009

index 9b9570b79362..a19751e824fb 100644
@@ -89,7 +89,7 @@ int do_misaligned_access(unsigned long address, struct pt_regs *regs,
 
 /*
  * Entry point for miscll errors such as Nested Exceptions
- *  -Duplicate TLB entry is handled seperately though
+ *  -Duplicate TLB entry is handled separately though
  */
 void do_machine_check_fault(unsigned long address, struct pt_regs *regs)
 {

index ad702b49aeb3..cae4a7aae0ed 100644
@@ -212,7 +212,7 @@ void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
 	unsigned long flags;
 
 	/* If range @start to @end is more than 32 TLB entries deep,
-	 * its better to move to a new ASID rather than searching for
+	 * it's better to move to a new ASID rather than searching for
 	 * individual entries and then shooting them down
 	 *
 	 * The calc above is rough, doesn't account for unaligned parts,

@@ -408,7 +408,7 @@ static void create_tlb(struct vm_area_struct *vma, unsigned long vaddr, pte_t *p
 	 * -More importantly it makes this handler inconsistent with fast-path
 	 *  TLB Refill handler which always deals with "current"
 	 *
-	 * Lets see the use cases when current->mm != vma->mm and we land here
+	 * Let's see the use cases when current->mm != vma->mm and we land here
 	 *  1. execve->copy_strings()->__get_user_pages->handle_mm_fault
 	 *     Here VM wants to pre-install a TLB entry for user stack while
 	 *     current->mm still points to pre-execve mm (hence the condition).

index 16493426a04f..abbef75b2b92 100644
@@ -1658,8 +1658,6 @@ struct msix_entry {
 	u16	entry;	/* Driver uses to specify entry, OS writes */
 };
 
-struct msi_domain_template;
-
 #ifdef CONFIG_PCI_MSI
 int pci_msi_vec_count(struct pci_dev *dev);
 void pci_disable_msi(struct pci_dev *dev);

@@ -1692,11 +1690,6 @@ void pci_msix_free_irq(struct pci_dev *pdev, struct msi_map map);
 void pci_free_irq_vectors(struct pci_dev *dev);
 int pci_irq_vector(struct pci_dev *dev, unsigned int nr);
 const struct cpumask *pci_irq_get_affinity(struct pci_dev *pdev, int vec);
-bool pci_create_ims_domain(struct pci_dev *pdev, const struct msi_domain_template *template,
-			   unsigned int hwsize, void *data);
-struct msi_map pci_ims_alloc_irq(struct pci_dev *pdev, union msi_instance_cookie *icookie,
-				 const struct irq_affinity_desc *affdesc);
-void pci_ims_free_irq(struct pci_dev *pdev, struct msi_map map);
 
 #else
 static inline int pci_msi_vec_count(struct pci_dev *dev) { return -ENOSYS; }

@@ -1760,25 +1753,6 @@ static inline const struct cpumask *pci_irq_get_affinity(struct pci_dev *pdev,
 {
 	return cpu_possible_mask;
 }
-
-static inline bool pci_create_ims_domain(struct pci_dev *pdev,
-					 const struct msi_domain_template *template,
-					 unsigned int hwsize, void *data)
-{ return false; }
-
-static inline struct msi_map pci_ims_alloc_irq(struct pci_dev *pdev,
-					       union msi_instance_cookie *icookie,
-					       const struct irq_affinity_desc *affdesc)
-{
-	struct msi_map map = { .index = -ENOSYS, };
-
-	return map;
-}
-
-static inline void pci_ims_free_irq(struct pci_dev *pdev, struct msi_map map)
-{
-}
-
 #endif
 
 /**

@@ -2690,6 +2664,14 @@ static inline bool pci_is_thunderbolt_attached(struct pci_dev *pdev)
 void pci_uevent_ers(struct pci_dev *pdev, enum  pci_ers_result err_type);
 #endif
 
+struct msi_domain_template;
+
+bool pci_create_ims_domain(struct pci_dev *pdev, const struct msi_domain_template *template,
+			   unsigned int hwsize, void *data);
+struct msi_map pci_ims_alloc_irq(struct pci_dev *pdev, union msi_instance_cookie *icookie,
+				 const struct irq_affinity_desc *affdesc);
+void pci_ims_free_irq(struct pci_dev *pdev, struct msi_map map);
+
 #include <linux/dma-mapping.h>
 
 #define pci_printk(level, pdev, fmt, arg...) \

index be679aa5db64..3c1cd29c5cf2 100644
@@ -365,56 +365,6 @@ const struct cpumask *pci_irq_get_affinity(struct pci_dev *dev, int nr)
 }
 EXPORT_SYMBOL(pci_irq_get_affinity);
 
-/**
- * pci_ims_alloc_irq - Allocate an interrupt on a PCI/IMS interrupt domain
- * @dev:	The PCI device to operate on
- * @icookie:	Pointer to an IMS implementation specific cookie for this
- *		IMS instance (PASID, queue ID, pointer...).
- *		The cookie content is copied into the MSI descriptor for the
- *		interrupt chip callbacks or domain specific setup functions.
- * @affdesc:	Optional pointer to an interrupt affinity descriptor
- *
- * There is no index for IMS allocations as IMS is an implementation
- * specific storage and does not have any direct associations between
- * index, which might be a pure software construct, and device
- * functionality. This association is established by the driver either via
- * the index - if there is a hardware table - or in case of purely software
- * managed IMS implementation the association happens via the
- * irq_write_msi_msg() callback of the implementation specific interrupt
- * chip, which utilizes the provided @icookie to store the MSI message in
- * the appropriate place.
- *
- * Return: A struct msi_map
- *
- *	On success msi_map::index contains the allocated index (>= 0) and
- *	msi_map::virq the allocated Linux interrupt number (> 0).
- *
- *	On fail msi_map::index contains the error code and msi_map::virq
- *	is set to 0.
- */
-struct msi_map pci_ims_alloc_irq(struct pci_dev *dev, union msi_instance_cookie *icookie,
-				 const struct irq_affinity_desc *affdesc)
-{
-	return msi_domain_alloc_irq_at(&dev->dev, MSI_SECONDARY_DOMAIN, MSI_ANY_INDEX,
-				       affdesc, icookie);
-}
-EXPORT_SYMBOL_GPL(pci_ims_alloc_irq);
-
-/**
- * pci_ims_free_irq - Allocate an interrupt on a PCI/IMS interrupt domain
- *		      which was allocated via pci_ims_alloc_irq()
- * @dev:	The PCI device to operate on
- * @map:	A struct msi_map describing the interrupt to free as
- *		returned from pci_ims_alloc_irq()
- */
-void pci_ims_free_irq(struct pci_dev *dev, struct msi_map map)
-{
-	if (WARN_ON_ONCE(map.index < 0 || map.virq <= 0))
-		return;
-	msi_domain_free_irqs_range(&dev->dev, MSI_SECONDARY_DOMAIN, map.index, map.index);
-}
-EXPORT_SYMBOL_GPL(pci_ims_free_irq);
-
 /**
  * pci_free_irq_vectors() - Free previously allocated IRQs for a device
  * @dev: the PCI device to operate on

index abbef75b2b92..3deb3e42d990 100644
@@ -2668,9 +2668,6 @@ struct msi_domain_template;
 
 bool pci_create_ims_domain(struct pci_dev *pdev, const struct msi_domain_template *template,
 			   unsigned int hwsize, void *data);
-struct msi_map pci_ims_alloc_irq(struct pci_dev *pdev, union msi_instance_cookie *icookie,
-				 const struct irq_affinity_desc *affdesc);
-void pci_ims_free_irq(struct pci_dev *pdev, struct msi_map map);
 
 #include <linux/dma-mapping.h>
 

index cfd84a899c82..03d2dd25790d 100644
@@ -355,65 +355,6 @@ bool pci_msi_domain_supports(struct pci_dev *pdev, unsigned int feature_mask,
 	return (supported & feature_mask) == feature_mask;
 }
 
-/**
- * pci_create_ims_domain - Create a secondary IMS domain for a PCI device
- * @pdev:	The PCI device to operate on
- * @template:	The MSI info template which describes the domain
- * @hwsize:	The size of the hardware entry table or 0 if the domain
- *		is purely software managed
- * @data:	Optional pointer to domain specific data to be stored
- *		in msi_domain_info::data
- *
- * Return: True on success, false otherwise
- *
- * An IMS domain is expected to have the following constraints:
- *	- The index space is managed by the core code
- *
- *	- There is no requirement for consecutive index ranges
- *
- *	- The interrupt chip must provide the following callbacks:
- *		- irq_mask()
- *		- irq_unmask()
- *		- irq_write_msi_msg()
- *
- *	- The interrupt chip must provide the following optional callbacks
- *	  when the irq_mask(), irq_unmask() and irq_write_msi_msg() callbacks
- *	  cannot operate directly on hardware, e.g. in the case that the
- *	  interrupt message store is in queue memory:
- *		- irq_bus_lock()
- *		- irq_bus_unlock()
- *
- *	  These callbacks are invoked from preemptible task context and are
- *	  allowed to sleep. In this case the mandatory callbacks above just
- *	  store the information. The irq_bus_unlock() callback is supposed
- *	  to make the change effective before returning.
- *
- *	- Interrupt affinity setting is handled by the underlying parent
- *	  interrupt domain and communicated to the IMS domain via
- *	  irq_write_msi_msg().
- *
- * The domain is automatically destroyed when the PCI device is removed.
- */
-bool pci_create_ims_domain(struct pci_dev *pdev, const struct msi_domain_template *template,
-			   unsigned int hwsize, void *data)
-{
-	struct irq_domain *domain = dev_get_msi_domain(&pdev->dev);
-
-	if (!domain || !irq_domain_is_msi_parent(domain))
-		return false;
-
-	if (template->info.bus_token != DOMAIN_BUS_PCI_DEVICE_IMS ||
-	    !(template->info.flags & MSI_FLAG_ALLOC_SIMPLE_MSI_DESCS) ||
-	    !(template->info.flags & MSI_FLAG_FREE_MSI_DESCS) ||
-	    !template->chip.irq_mask || !template->chip.irq_unmask ||
-	    !template->chip.irq_write_msi_msg || template->chip.irq_set_affinity)
-		return false;
-
-	return msi_create_device_irq_domain(&pdev->dev, MSI_SECONDARY_DOMAIN, template,
-					    hwsize, data, NULL);
-}
-EXPORT_SYMBOL_GPL(pci_create_ims_domain);
-
 /*
  * Users of the generic MSI infrastructure expect a device to have a single ID,
  * so with DMA aliases we have to pick the least-worst compromise. Devices with

index 3deb3e42d990..98fb20bcd054 100644
@@ -2664,11 +2664,6 @@ static inline bool pci_is_thunderbolt_attached(struct pci_dev *pdev)
 void pci_uevent_ers(struct pci_dev *pdev, enum  pci_ers_result err_type);
 #endif
 
-struct msi_domain_template;
-
-bool pci_create_ims_domain(struct pci_dev *pdev, const struct msi_domain_template *template,
-			   unsigned int hwsize, void *data);
-
 #include <linux/dma-mapping.h>
 
 #define pci_printk(level, pdev, fmt, arg...) \

index 376a980f2bad..0b2e67fa9a11 100644
@@ -390,7 +390,7 @@ alternative_endif
  * [start, end) with dcache line size explicitly provided.
  *
  * 	op:		operation passed to dc instruction
- * 	domain:		domain used in dsb instruciton
+ * 	domain:		domain used in dsb instruction
  * 	start:          starting virtual address of the region
  * 	end:            end virtual address of the region
  *	linesz:		dcache line size

@@ -431,7 +431,7 @@ alternative_endif
  * [start, end)
  *
  * 	op:		operation passed to dc instruction
- * 	domain:		domain used in dsb instruciton
+ * 	domain:		domain used in dsb instruction
  * 	start:          starting virtual address of the region
  * 	end:            end virtual address of the region
  * 	fixup:		optional label to branch to on user fault

index f6d416fe49b0..a0f4010c1e85 100644
@@ -198,7 +198,7 @@ extern struct arm64_ftr_reg arm64_ftr_reg_ctrel0;
  *    registers (e.g, SCTLR, TCR etc.) or patching the kernel via
  *    alternatives. The kernel patching is batched and performed at later
  *    point. The actions are always initiated only after the capability
- *    is finalised. This is usally denoted by "enabling" the capability.
+ *    is finalised. This is usually denoted by "enabling" the capability.
  *    The actions are initiated as follows :
  *	a) Action is triggered on all online CPUs, after the capability is
  *	finalised, invoked within the stop_machine() context from

@@ -250,7 +250,7 @@ extern struct arm64_ftr_reg arm64_ftr_reg_ctrel0;
 #define ARM64_CPUCAP_SCOPE_LOCAL_CPU		((u16)BIT(0))
 #define ARM64_CPUCAP_SCOPE_SYSTEM		((u16)BIT(1))
 /*
- * The capabilitiy is detected on the Boot CPU and is used by kernel
+ * The capability is detected on the Boot CPU and is used by kernel
  * during early boot. i.e, the capability should be "detected" and
  * "enabled" as early as possibly on all booting CPUs.
  */

index b19a8aee684c..25bf7d15a115 100644
@@ -288,7 +288,7 @@ bool pgattr_change_is_safe(u64 old, u64 new);
  *   1      0      |   1           0          1
  *   1      1      |   0           1          x
  *
- * When hardware DBM is not present, the sofware PTE_DIRTY bit is updated via
+ * When hardware DBM is not present, the software PTE_DIRTY bit is updated via
  * the page fault mechanism. Checking the dirty status of a pte becomes:
  *
  *   PTE_DIRTY || (PTE_WRITE && !PTE_RDONLY)

index 0cde2f473971..e65f33edf9d6 100644
@@ -23,7 +23,7 @@ struct cpu_suspend_ctx {
  * __cpu_suspend_enter()'s caller, and populated by __cpu_suspend_enter().
  * This data must survive until cpu_resume() is called.
  *
- * This struct desribes the size and the layout of the saved cpu state.
+ * This struct describes the size and the layout of the saved cpu state.
  * The layout of the callee_saved_regs is defined by the implementation
  * of __cpu_suspend_enter(), and cpu_resume(). This struct must be passed
  * in by the caller as __cpu_suspend_enter()'s stack-frame is gone once it

index eefe766d6161..03084ed290ac 100644
@@ -52,8 +52,8 @@ static inline int in_entry_text(unsigned long ptr)
  * CPUs with the RAS extensions have an Implementation-Defined-Syndrome bit
  * to indicate whether this ESR has a RAS encoding. CPUs without this feature
  * have a ISS-Valid bit in the same position.
- * If this bit is set, we know its not a RAS SError.
- * If its clear, we need to know if the CPU supports RAS. Uncategorized RAS
+ * If this bit is set, we know it's not a RAS SError.
+ * If it's clear, we need to know if the CPU supports RAS. Uncategorized RAS
  * errors share the same encoding as an all-zeros encoding from a CPU that
  * doesn't support RAS.
  */

index dba8fcec7f33..7eca4273b415 100644
@@ -128,7 +128,7 @@ static int __init acpi_fadt_sanity_check(void)
 
 	/*
 	 * FADT is required on arm64; retrieve it to check its presence
-	 * and carry out revision and ACPI HW reduced compliancy tests
+	 * and carry out revision and ACPI HW reduced compliance tests
 	 */
 	status = acpi_get_table(ACPI_SIG_FADT, 0, &table);
 	if (ACPI_FAILURE(status)) {

index 646591c67e7a..3089526900a8 100644
@@ -748,7 +748,7 @@ static int search_cmp_ftr_reg(const void *id, const void *regp)
  * entry.
  *
  * returns - Upon success,  matching ftr_reg entry for id.
- *         - NULL on failure. It is upto the caller to decide
+ *         - NULL on failure. It is up to the caller to decide
  *	     the impact of a failure.
  */
 static struct arm64_ftr_reg *get_arm64_ftr_reg_nowarn(u32 sys_id)

@@ -874,7 +874,7 @@ static void __init sort_ftr_regs(void)
 
 /*
  * Initialise the CPU feature register from Boot CPU values.
- * Also initiliases the strict_mask for the register.
+ * Also initialises the strict_mask for the register.
  * Any bits that are not covered by an arm64_ftr_bits entry are considered
  * RES0 for the system-wide value, and must strictly match.
  */

@@ -3108,7 +3108,7 @@ static void verify_local_cpu_caps(u16 scope_mask)
 			/*
 			 * We have to issue cpu_enable() irrespective of
 			 * whether the CPU has it or not, as it is enabeld
-			 * system wide. It is upto the call back to take
+			 * system wide. It is up to the call back to take
 			 * appropriate action on this CPU.
 			 */
 			if (caps->cpu_enable)

index 0fc94207e69a..80b5268578a8 100644
@@ -660,7 +660,7 @@ static void noinstr el0_inv(struct pt_regs *regs, unsigned long esr)
 
 static void noinstr el0_dbg(struct pt_regs *regs, unsigned long esr)
 {
-	/* Only watchpoints write FAR_EL1, otherwise its UNKNOWN */
+	/* Only watchpoints write FAR_EL1, otherwise it's UNKNOWN */
 	unsigned long far = read_sysreg(far_el1);
 
 	enter_from_user_mode(regs);

index a650f5e11fc5..6e00b39059ff 100644
@@ -423,7 +423,7 @@ int ftrace_make_nop(struct module *mod, struct dyn_ftrace *rec,
 		return ret;
 
 	/*
-	 * When using mcount, callsites in modules may have been initalized to
+	 * When using mcount, callsites in modules may have been initialized to
 	 * call an arbitrary module PLT (which redirects to the _mcount stub)
 	 * rather than the ftrace PLT we'll use at runtime (which redirects to
 	 * the ftrace trampoline). We can ignore the old PLT when initializing

index 078910db77a4..36721a7e7855 100644
@@ -296,7 +296,7 @@ void crash_post_resume(void)
  * marked as Reserved as memory was allocated via memblock_reserve().
  *
  * In hibernation, the pages which are Reserved and yet "nosave" are excluded
- * from the hibernation iamge. crash_is_nosave() does thich check for crash
+ * from the hibernation image. crash_is_nosave() does this check for crash
  * dump kernel and will reduce the total size of hibernation image.
  */
 

index d49aef2657cd..5016f7f681c0 100644
@@ -122,7 +122,7 @@ void arch_uprobe_abort_xol(struct arch_uprobe *auprobe, struct pt_regs *regs)
 	struct uprobe_task *utask = current->utask;
 
 	/*
-	 * Task has received a fatal signal, so reset back to probbed
+	 * Task has received a fatal signal, so reset back to probed
 	 * address.
 	 */
 	instruction_pointer_set(regs, utask->vaddr);

index 255d12f881c2..931f317a9ffa 100644
@@ -206,7 +206,7 @@ unsigned long sdei_arch_get_entry_point(int conduit)
 /*
  * do_sdei_event() returns one of:
  *  SDEI_EV_HANDLED -  success, return to the interrupted context.
- *  SDEI_EV_FAILED  -  failure, return this error code to firmare.
+ *  SDEI_EV_FAILED  -  failure, return this error code to firmware.
  *  virtual-address -  success, return to this address.
  */
 unsigned long __kprobes do_sdei_event(struct pt_regs *regs,

index defbab84e9e5..8b8e1320033b 100644
@@ -351,7 +351,7 @@ void arch_cpuhp_cleanup_dead_cpu(unsigned int cpu)
 
 	/*
 	 * Now that the dying CPU is beyond the point of no return w.r.t.
-	 * in-kernel synchronisation, try to get the firwmare to help us to
+	 * in-kernel synchronisation, try to get the firmware to help us to
 	 * verify that it has really left the kernel before we consider
 	 * clobbering anything it might still be using.
 	 */

index 215e6d7f2df8..e76c71c54c8c 100644
@@ -897,7 +897,7 @@ void __noreturn panic_bad_stack(struct pt_regs *regs, unsigned long esr, unsigne
 	__show_regs(regs);
 
 	/*
-	 * We use nmi_panic to limit the potential for recusive overflows, and
+	 * We use nmi_panic to limit the potential for recursive overflows, and
 	 * to get a better stack trace.
 	 */
 	nmi_panic(NULL, "kernel stack overflow");

index 145ce73fc16c..3e2a1ac0c9bb 100644
@@ -70,7 +70,7 @@ DECLARE_PER_CPU(struct kvm_nvhe_init_params, kvm_init_params);
 /*
  * Without an __arch_swab32(), we fall back to ___constant_swab32(), but the
  * static inline can allow the compiler to out-of-line this. KVM always wants
- * the macro version as its always inlined.
+ * the macro version as it's always inlined.
  */
 #define __kvm_swab32(x)	___constant_swab32(x)
 

index 13ba691b848f..ded8063b8813 100644
@@ -746,7 +746,7 @@ static void kvm_timer_vcpu_load_nested_switch(struct kvm_vcpu *vcpu,
 		WARN_ON_ONCE(ret);
 
 		/*
-		 * The virtual offset behaviour is "interresting", as it
+		 * The virtual offset behaviour is "interesting", as it
 		 * always applies when HCR_EL2.E2H==0, but only when
 		 * accessed from EL1 when HCR_EL2.E2H==1. So make sure we
 		 * track E2H when putting the HV timer in "direct" mode.

index 8c1d0d4853df..571cf6eef1e1 100644
@@ -117,7 +117,7 @@ void kvm_arch_vcpu_load_fp(struct kvm_vcpu *vcpu)
 }
 
 /*
- * Called just before entering the guest once we are no longer preemptable
+ * Called just before entering the guest once we are no longer preemptible
  * and interrupts are disabled. If we have managed to run anything using
  * FP while we were preemptible (such as off the back of an interrupt),
  * then neither the host nor the guest own the FP hardware (and it was the

index 65a7a186d7b2..daf91a7989d7 100644
@@ -155,7 +155,7 @@ int hyp_back_vmemmap(phys_addr_t back)
 		start = hyp_memory[i].base;
 		start = ALIGN_DOWN((u64)hyp_phys_to_page(start), PAGE_SIZE);
 		/*
-		 * The begining of the hyp_vmemmap region for the current
+		 * The beginning of the hyp_vmemmap region for the current
 		 * memblock may already be backed by the page backing the end
 		 * the previous region, so avoid mapping it twice.
 		 */

@@ -408,7 +408,7 @@ static void *admit_host_page(void *arg)
 	return pop_hyp_memcache(host_mc, hyp_phys_to_virt);
 }
 
-/* Refill our local memcache by poping pages from the one provided by the host. */
+/* Refill our local memcache by popping pages from the one provided by the host. */
 int refill_memcache(struct kvm_hyp_memcache *mc, unsigned long min_pages,
 		    struct kvm_hyp_memcache *host_mc)
 {

index 0bd93a5f21ce..a640e839848e 100644
@@ -134,7 +134,7 @@ static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt, u32 addr)
 	if (vcpu_read_sys_reg(vcpu, TCR_EL1) & TTBCR_EAE) {
 		fsr = DFSR_LPAE | DFSR_FSC_EXTABT_LPAE;
 	} else {
-		/* no need to shuffle FS[4] into DFSR[10] as its 0 */
+		/* no need to shuffle FS[4] into DFSR[10] as it's 0 */
 		fsr = DFSR_FSC_EXTABT_nLPAE;
 	}
 

index c8c3cb812783..a0a9badaa91c 100644
@@ -309,7 +309,7 @@ int vgic_init(struct kvm *kvm)
 		vgic_lpi_translation_cache_init(kvm);
 
 	/*
-	 * If we have GICv4.1 enabled, unconditionnaly request enable the
+	 * If we have GICv4.1 enabled, unconditionally request enable the
 	 * v4 support so that we get HW-accelerated vSGIs. Otherwise, only
 	 * enable it if we present a virtual ITS to the guest.
 	 */

index 2dad2d095160..39d8c15202e7 100644
@@ -1337,8 +1337,8 @@ static int vgic_its_cmd_handle_inv(struct kvm *kvm, struct vgic_its *its,
 }
 
 /**
- * vgic_its_invall - invalidate all LPIs targetting a given vcpu
- * @vcpu: the vcpu for which the RD is targetted by an invalidation
+ * vgic_its_invall - invalidate all LPIs targeting a given vcpu
+ * @vcpu: the vcpu for which the RD is targeted by an invalidation
  *
  * Contrary to the INVALL command, this targets a RD instead of a
  * collection, and we don't need to hold the its_lock, since no ITS is

index 437a737c01dd..46994f9bb821 100644
@@ -147,21 +147,21 @@ static const struct gpio_keys_button
 bcm47xx_buttons_buffalo_whr_g125[] __initconst = {
 	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
 	BCM47XX_GPIO_KEY(4, KEY_RESTART),
-	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */
+	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode switch */
 };
 
 static const struct gpio_keys_button
 bcm47xx_buttons_buffalo_whr_g54s[] __initconst = {
 	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
 	BCM47XX_GPIO_KEY_H(4, KEY_RESTART),
-	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */
+	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode switch */
 };
 
 static const struct gpio_keys_button
 bcm47xx_buttons_buffalo_whr_hp_g54[] __initconst = {
 	BCM47XX_GPIO_KEY(0, KEY_WPS_BUTTON),
 	BCM47XX_GPIO_KEY(4, KEY_RESTART),
-	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode swtich */
+	BCM47XX_GPIO_KEY(5, BTN_0), /* Router / AP mode switch */
 };
 
 static const struct gpio_keys_button

index 86a6e2590866..3144965fb7dc 100644
@@ -174,7 +174,7 @@ static void enetsw_set(struct clk *clk, int enable)
 	}
 
 	if (enable) {
-		/* reset switch core afer clock change */
+		/* reset switch core after clock change */
 		bcm63xx_core_set_reset(BCM63XX_RESET_ENETSW, 1);
 		msleep(10);
 		bcm63xx_core_set_reset(BCM63XX_RESET_ENETSW, 0);

@@ -304,7 +304,7 @@ static void xtm_set(struct clk *clk, int enable)
 	bcm_hwclock_set(CKCTL_6368_SAR_EN, enable);
 
 	if (enable) {
-		/* reset sar core afer clock change */
+		/* reset sar core after clock change */
 		bcm63xx_core_set_reset(BCM63XX_RESET_SAR, 1);
 		mdelay(1);
 		bcm63xx_core_set_reset(BCM63XX_RESET_SAR, 0);

index f6728a8fd1c3..98dfb2e59dfe 100644
@@ -3,7 +3,7 @@
  * MIPS-specific debug support for pre-boot environment
  *
  * NOTE: putc() is board specific, if your board have a 16550 compatible uart,
- * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. othewise, you
+ * please select SYS_SUPPORTS_ZBOOT_UART16550 for your machine. otherwise, you
  * need to implement your own putc().
  */
 #include <linux/compiler.h>

index 6972b97235da..549c5d6ef6d7 100644
@@ -443,7 +443,7 @@ int main(int argc, char *argv[])
 	efh.f_symptr = 0;
 	efh.f_nsyms = 0;
 	efh.f_opthdr = sizeof eah;
-	efh.f_flags = 0x100f;	/* Stripped, not sharable. */
+	efh.f_flags = 0x100f;	/* Stripped, not shareable. */
 
 	memset(esecs, 0, sizeof esecs);
 	strcpy(esecs[0].s_name, ".text");

index 124817609ce0..af62a210a40b 100644
@@ -113,7 +113,7 @@ static struct clocksource clocksource_mips = {
 
 unsigned long long notrace sched_clock(void)
 {
-	/* 64-bit arithmatic can overflow, so use 128-bit.  */
+	/* 64-bit arithmetic can overflow, so use 128-bit.  */
 	u64 t1, t2, t3;
 	unsigned long long rv;
 	u64 mult = clocksource_mips.mult;

index b7019d21808e..76446db66def 100644
@@ -143,7 +143,7 @@ static void cvmx_boot_vector_init(void *mem)
 		uint64_t v = _cvmx_bootvector_data[i];
 
 		if (OCTEON_IS_OCTEON1PLUS() && (i == 0 || i == 7))
-			v &= 0xffffffff00000000ull; /* KScratch not availble. */
+			v &= 0xffffffff00000000ull; /* KScratch not available */
 		cvmx_write_csr(CVMX_MIO_BOOT_LOC_ADR, i * 8);
 		cvmx_write_csr(CVMX_MIO_BOOT_LOC_DAT, v);
 	}

index 334bf8e577e5..628ebdf4b9c5 100644
@@ -264,7 +264,7 @@ int64_t cvmx_bootmem_phy_alloc(uint64_t req_size, uint64_t address_min,
 	 * Convert !0 address_min and 0 address_max to special case of
 	 * range that specifies an exact memory block to allocate.  Do
 	 * this before other checks and adjustments so that this
-	 * tranformation will be validated.
+	 * transformation will be validated.
 	 */
 	if (address_min && !address_max)
 		address_max = address_min + req_size;

index aa7bbf8d0df5..042a6bc44b5c 100644
@@ -192,7 +192,7 @@ cvmx_cmd_queue_result_t cvmx_cmd_queue_initialize(cvmx_cmd_queue_id_t queue_id,
 }
 
 /*
- * Shutdown a queue a free it's command buffers to the FPA. The
+ * Shutdown a queue and free its command buffers to the FPA. The
  * hardware connected to the queue must be stopped before this
  * function is called.
  *

@@ -285,7 +285,7 @@ int cvmx_cmd_queue_length(cvmx_cmd_queue_id_t queue_id)
 
 /*
  * Return the command buffer to be written to. The purpose of this
- * function is to allow CVMX routine access t othe low level buffer
+ * function is to allow CVMX routine access to the low level buffer
  * for initial hardware setup. User applications should not call this
  * function directly.
  *

index 607b4e659579..1fceb7fd2c94 100644
@@ -103,7 +103,7 @@ uint32_t cvmx_helper_qlm_jtag_shift(int qlm, int bits, uint32_t data)
 /**
  * Shift long sequences of zeros into the QLM JTAG chain. It is
  * common to need to shift more than 32 bits of zeros into the
- * chain. This function is a convience wrapper around
+ * chain. This function is a convenience wrapper around
  * cvmx_helper_qlm_jtag_shift() to shift more than 32 bits of
  * zeros at a time.
  *

index 15faca494c80..6e70b859a0ac 100644
@@ -615,7 +615,7 @@ int cvmx_pko_rate_limit_bits(int port, uint64_t bits_s, int burst)
 	/*
 	 * Each packet has a 12 bytes of interframe gap, an 8 byte
 	 * preamble, and a 4 byte CRC. These are not included in the
-	 * per word count. Multiply by 8 to covert to bits and divide
+	 * per word count. Multiply by 8 to convert to bits and divide
 	 * by 256 for limit granularity.
 	 */
 	pko_mem_port_rate0.s.rate_pkt = (12 + 8 + 4) * 8 * tokens_per_bit / 256;

index f76783c24338..5e1dd4e6e82f 100644
@@ -973,7 +973,7 @@ int __init octeon_prune_device_tree(void)
 			 * zero.
 			 */
 
-			/* Asume that CS1 immediately follows. */
+			/* Assume that CS1 immediately follows. */
 			mio_boot_reg_cfg.u64 =
 				cvmx_read_csr(CVMX_MIO_BOOT_REG_CFGX(cs + 1));
 			region1_base = mio_boot_reg_cfg.s.base << 16;

index 5e9e840a9314..93e1e70393ee 100644
@@ -15,11 +15,11 @@
 /*
  * For 64bit kernels working with a 32bit ARC PROM pointer arguments
  * for ARC calls need to reside in CKEG0/1. But as soon as the kernel
- * switches to it's first kernel thread stack is set to an address in
+ * switches to its first kernel thread stack is set to an address in
  * XKPHYS, so anything on stack can't be used anymore. This is solved
- * by using a * static declartion variables are put into BSS, which is
+ * by using a * static declaration variables are put into BSS, which is
  * linked to a CKSEG0 address. Since this is only used on UP platforms
- * there is not spinlock needed
+ * there is no spinlock needed
  */
 #define O32_STATIC	static
 #else

index c7013e1cb53f..e70392429246 100644
@@ -10,7 +10,7 @@
 
 /*
  * mips_debugfs_dir corresponds to the "mips" directory at the top level
- * of the DebugFS hierarchy. MIPS-specific DebugFS entires should be
+ * of the DebugFS hierarchy. MIPS-specific DebugFS entries should be
  * placed beneath this directory.
  */
 extern struct dentry *mips_debugfs_dir;

index 062dd4e6b954..bba327dc1226 100644
@@ -179,7 +179,7 @@ void iounmap(const volatile void __iomem *addr);
  * address is not guaranteed to be usable directly as a virtual
  * address.
  *
- * This version of ioremap ensures that the memory is marked cachable by
+ * This version of ioremap ensures that the memory is marked cacheable by
  * the CPU.  Also enables full write-combining.	 Useful for some
  * memory-like regions on I/O busses.
  */

@@ -197,7 +197,7 @@ void iounmap(const volatile void __iomem *addr);
  * address is not guaranteed to be usable directly as a virtual
  * address.
  *
- * This version of ioremap ensures that the memory is marked uncachable
+ * This version of ioremap ensures that the memory is marked uncacheable
  * but accelerated by means of write-combining feature. It is specifically
  * useful for PCIe prefetchable windows, which may vastly improve a
  * communications performance. If it was determined on boot stage, what

index 0a0cd4270c6f..b82e513c8523 100644
@@ -259,7 +259,7 @@ static inline void set_dma_mode(unsigned int dmanr, unsigned int mode)
 	if (!chan)
 		return;
 	/*
-	 * set_dma_mode is only allowed to change endianess, direction,
+	 * set_dma_mode is only allowed to change endianness, direction,
 	 * transfer size, device FIFO width, and coherency settings.
 	 * Make sure anything else is masked off.
 	 */

index 82bc2766e2ec..d820b481ac56 100644
@@ -435,7 +435,7 @@ static inline void alchemy_gpio2_disable_int(int gpio2)
 /**
  * alchemy_gpio2_enable -  Activate GPIO2 block.
  *
- * The GPIO2 block must be enabled excplicitly to work.	 On systems
+ * The GPIO2 block must be enabled explicitly to work.	 On systems
  * where this isn't done by the bootloader, this macro can be used.
  */
 static inline void alchemy_gpio2_enable(void)

index 5855ba1bd1ec..40eaa72e54d0 100644
@@ -55,7 +55,7 @@ extern __iomem void *ltq_sys1_membase;
 #define ltq_sys1_w32_mask(clear, set, reg)   \
 	ltq_sys1_w32((ltq_sys1_r32(reg) & ~(clear)) | (set), reg)
 
-/* allow the gpio and pinctrl drivers to talk to eachother */
+/* allow the gpio and pinctrl drivers to talk to each other */
 extern int pinctrl_falcon_get_range_size(int id);
 extern void pinctrl_falcon_add_gpio_range(struct pinctrl_gpio_range *range);
 

index 545f91f2ae16..721eafc4644e 100644
@@ -42,7 +42,7 @@ struct loongson_fan_policy {
 	/* period between two check. (Unit: S) */
 	u8	adjust_period;
 
-	/* fan adjust usually depend on a temprature input */
+	/* fan adjust usually depend on a temperature input */
 	get_temp_fun	depend_temp;
 
 	/* up_step/down_step used when type is STEP_SPEED_POLICY */

index b5be7511f6cd..fec767507604 100644
@@ -227,7 +227,7 @@ static inline void csr_writeq(u64 val, u32 reg)
 #define LOONGSON_CSR_NODECNT	0x408
 #define LOONGSON_CSR_CPUTEMP	0x428
 
-/* PerCore CSR, only accessable by local cores */
+/* PerCore CSR, only accessible by local cores */
 #define LOONGSON_CSR_IPI_STATUS	0x1000
 #define LOONGSON_CSR_IPI_EN	0x1004
 #define LOONGSON_CSR_IPI_SET	0x1008

index d7e54971ec66..1ce4ba97852f 100644
@@ -23,13 +23,13 @@
  * The kernel is still located in 0x80000000(kseg0). However,
  * the physical mask has been shifted to 0x80000000 which exploits the alias
  * on the Malta board. As a result of which, we override the __pa_symbol
- * to peform direct mapping from virtual to physical addresses. In other
+ * to perform direct mapping from virtual to physical addresses. In other
  * words, the 0x80000000 virtual address maps to 0x80000000 physical address
  * which in turn aliases to 0x0. We do this in order to be able to use a flat
  * 2GB of memory (0x80000000 - 0xffffffff) so we can avoid the I/O hole in
  * 0x10000000 - 0x1fffffff.
  * The last 64KB of physical memory are reserved for correct HIGHMEM
- * macros arithmetics.
+ * macros arithmetic.
  *
  */
 

index 5368891d424b..31a31fe78d77 100644
@@ -16,7 +16,7 @@
  */
 
 /* Revision 1.48 autogenerated on 08/17/99 15:20:01 */
-/* This bonito64 version editted from bonito.h Revision 1.48 on 11/09/00 */
+/* This bonito64 version edited from bonito.h Revision 1.48 on 11/09/00 */
 
 #ifndef _ASM_MIPS_BOARDS_BONITO64_H
 #define _ASM_MIPS_BOARDS_BONITO64_H

index b54453f1648c..5f3a7a9f42bf 100644
@@ -22,7 +22,7 @@ extern void __iomem *mips_cpc_base;
  *                              the CPC
  *
  * Returns the default physical base address of the Cluster Power Controller
- * memory mapped registers. This is platform dependant & must therefore be
+ * memory mapped registers. This is platform dependent & must therefore be
  * implemented per-platform.
  */
 extern phys_addr_t mips_cpc_default_phys_base(void);

index 2d53704d9f24..ec58cb76d076 100644
@@ -98,7 +98,7 @@
 
 /*
  * R4640/R4650 cp0 register names.  These registers are listed
- * here only for completeness; without MMU these CPUs are not useable
+ * here only for completeness; without MMU these CPUs are not usable
  * by Linux.  A future ELKS port might take make Linux run on them
  * though ...
  */

@@ -461,7 +461,7 @@
 #define EXCCODE_THREAD		25	/* Thread exceptions (MT) */
 #define EXCCODE_DSPDIS		26	/* DSP disabled exception */
 #define EXCCODE_GE		27	/* Virtualized guest exception (VZ) */
-#define EXCCODE_CACHEERR	30	/* Parity/ECC occured on a core */
+#define EXCCODE_CACHEERR	30	/* Parity/ECC occurred on a core */
 
 /* Implementation specific trap codes used by MIPS cores */
 #define MIPS_EXCCODE_TLBPAR	16	/* TLB parity error exception */

index c1c0b3230e0a..028bf1d6daee 100644
@@ -114,7 +114,7 @@ struct cvmx_bootinfo {
 
 	/*
 	 * flags indicating various configuration options.  These
-	 * flags supercede the 'flags' variable and should be used
+	 * flags supersede the 'flags' variable and should be used
 	 * instead if available.
 	 */
 	uint32_t config_flags;

index a07a36f7d814..67e1b2162b19 100644
@@ -145,7 +145,7 @@ typedef struct {
 /**
  * This structure contains the global state of all command queues.
  * It is stored in a bootmem named block and shared by all
- * applications running on Octeon. Tickets are stored in a differnet
+ * applications running on Octeon. Tickets are stored in a different
  * cache line that queue information to reduce the contention on the
  * ll/sc used to get a ticket. If this is not the case, the update
  * of queue state causes the ll/sc to fail quite often.

@@ -172,7 +172,7 @@ cvmx_cmd_queue_result_t cvmx_cmd_queue_initialize(cvmx_cmd_queue_id_t queue_id,
 						  int pool_size);
 
 /**
- * Shutdown a queue a free it's command buffers to the FPA. The
+ * Shutdown a queue and free its command buffers to the FPA. The
  * hardware connected to the queue must be stopped before this
  * function is called.
  *

@@ -194,7 +194,7 @@ int cvmx_cmd_queue_length(cvmx_cmd_queue_id_t queue_id);
 
 /**
  * Return the command buffer to be written to. The purpose of this
- * function is to allow CVMX routine access t othe low level buffer
+ * function is to allow CVMX routine access to the low level buffer
  * for initial hardware setup. User applications should not call this
  * function directly.
  *

index 5fec8476e421..f18a7f24daf8 100644
@@ -91,7 +91,7 @@ typedef enum {
 } cvmx_pko_status_t;
 
 /**
- * This enumeration represents the differnet locking modes supported by PKO.
+ * This enumeration represents the different locking modes supported by PKO.
  */
 typedef enum {
 	/*

index a3b23811e0c3..21b4378244fa 100644
@@ -1342,7 +1342,7 @@ static inline void cvmx_pow_tag_sw_wait(void)
  * This function does NOT wait for previous tag switches to complete,
  * so the caller must ensure that there is not a pending tag switch.
  *
- * @wait:   When set, call stalls until work becomes avaiable, or times out.
+ * @wait:   When set, call stalls until work becomes available, or times out.
  *		 If not set, returns immediately.
  *
  * Returns: the WQE pointer from POW. Returns NULL if no work

@@ -1376,7 +1376,7 @@ static inline struct cvmx_wqe *cvmx_pow_work_request_sync_nocheck(cvmx_pow_wait_
  * This function waits for any previous tag switch to complete before
  * requesting the new work.
  *
- * @wait:   When set, call stalls until work becomes avaiable, or times out.
+ * @wait:   When set, call stalls until work becomes available, or times out.
  *		 If not set, returns immediately.
  *
  * Returns: the WQE pointer from POW. Returns NULL if no work

index 6c68517c2770..e53b61a8e32f 100644
@@ -54,7 +54,7 @@
 #define OM_CHECK_SUBMODEL	  0x02000000
 /* Match all models previous than the one specified */
 #define OM_MATCH_PREVIOUS_MODELS  0x04000000
-/* Ignores the minor revison on newer parts */
+/* Ignores the minor revision on newer parts */
 #define OM_IGNORE_MINOR_REVISION  0x08000000
 #define OM_FLAG_MASK		  0xff000000
 

@@ -226,7 +226,7 @@
 #define OCTEON_CN52XX_PASS2	OCTEON_CN52XX_PASS2_X
 
 /*
- * CN3XXX models with old revision enconding
+ * CN3XXX models with old revision encoding
  */
 #define OCTEON_CN38XX_PASS1	0x000d0000
 #define OCTEON_CN38XX_PASS2	0x000d0001

index 5978a8dfb917..ef9585d96f6b 100644
@@ -173,7 +173,7 @@ static inline unsigned long ___pa(unsigned long x)
 	if (IS_ENABLED(CONFIG_64BIT)) {
 		/*
 		 * For MIPS64 the virtual address may either be in one of
-		 * the compatibility segements ckseg0 or ckseg1, or it may
+		 * the compatibility segments ckseg0 or ckseg1, or it may
 		 * be in xkphys.
 		 */
 		return x < CKSEG0 ? XPHYSADDR(x) : CPHYSADDR(x);

index 3fd6e22c108b..d993df6302dc 100644
@@ -23,7 +23,7 @@
 #ifdef CONFIG_PCI_DRIVERS_LEGACY
 
 /*
- * Each pci channel is a top-level PCI bus seem by CPU.	 A machine  with
+ * Each PCI channel is a top-level PCI bus seem by CPU.	 A machine with
  * multiple PCI channels may have multiple PCI host controllers or a
  * single controller supporting multiple channels.
  */

index 421e78c30253..088623ba7b8b 100644
@@ -201,7 +201,7 @@ enum pgtable_bits {
  * The final layouts of the PTE bits are:
  *
  *   64-bit, R1 or earlier:     CCC D V G [S H] M A W R P
- *   32-bit, R1 or earler:      CCC D V G M A W R P
+ *   32-bit, R1 or earlier:     CCC D V G M A W R P
  *   64-bit, R2 or later:       CCC D V G RI/R XI [S H] M A W P
  *   32-bit, R2 or later:       CCC D V G RI/R XI M A W P
  */

index 3a070cec97e7..5e96f9d32624 100644
@@ -96,7 +96,7 @@ struct sgimc_regs {
 	volatile u32 lbursttp;	/* Time period for long bursts */
 
 	/* MC chip can drive up to 4 bank 4 SIMMs each. All SIMMs in bank must
-	 * be the same size. The size encoding for supported SIMMs is bellow */
+	 * be the same size. The size encoding for supported SIMMs is below */
 	u32 _unused11[9];
 	volatile u32 mconfig0;	/* Memory config register zero */
 	u32 _unused12;

index 117f85e4bef5..3d1670b3e052 100644
@@ -851,7 +851,7 @@ typedef union kldev_s {	     /* for device structure allocation */
 /*
  * TBD - Allocation issues.
  *
- * Do we need to Mark off sepatate heaps for lboard_t, rboard_t, component,
+ * Do we need to Mark off separate heaps for lboard_t, rboard_t, component,
  * errinfo and allocate from them, or have a single heap and allocate all
  * structures from it. Debug is easier in the former method since we can
  * dump all similar structs in one command, but there will be lots of holes,

index aabd097933fe..44c04a82d0b7 100644
@@ -19,7 +19,7 @@
  *
  * Ordering barriers can be more efficient than completion barriers, since:
  *
- *   a) Ordering barriers only require memory access instructions which preceed
+ *   a) Ordering barriers only require memory access instructions which precede
  *      them in program order (older instructions) to reach a point in the
  *      load/store datapath beyond which reordering is not possible before
  *      allowing memory access instructions which follow them (younger

index ecae7470faa4..b9d76e8ac5a2 100644
@@ -27,7 +27,7 @@ struct thread_info {
 	unsigned long		flags;		/* low level flags */
 	unsigned long		tp_value;	/* thread pointer */
 	__u32			cpu;		/* current CPU */
-	int			preempt_count;	/* 0 => preemptable, <0 => BUG */
+	int			preempt_count;	/* 0 => preemptible, <0 => BUG */
 	struct pt_regs		*regs;
 	long			syscall;	/* syscall number */
 };

index 2e107886f97a..7ef06dcdc46e 100644
@@ -46,7 +46,7 @@ typedef unsigned int cycles_t;
  *
  * There is a suggested workaround and also the erratum can't strike if
  * the compare interrupt isn't being used as the clock source device.
- * However for now the implementaton of this function doesn't get these
+ * However for now the implementation of this function doesn't get these
  * fine details right.
  */
 static inline int can_use_mips_counter(unsigned int prid)

index a327ca21270e..6cd88191fefa 100644
@@ -32,7 +32,7 @@ static inline unsigned long get_vdso_base(void)
 #else
 	/*
 	 * Get the base load address of the VDSO. We have to avoid generating
-	 * relocations and references to the GOT because ld.so does not peform
+	 * relocations and references to the GOT because ld.so does not perform
 	 * relocations on the VDSO. We use the current offset from the VDSO base
 	 * and perform a PC-relative branch which gives the absolute address in
 	 * ra, and take the difference. The assembler chokes on

index c6e1fc77c996..9c48d9a21aa0 100644
@@ -88,7 +88,7 @@
 #define MADV_HUGEPAGE	14		/* Worth backing with hugepages */
 #define MADV_NOHUGEPAGE 15		/* Not worth backing with hugepages */
 
-#define MADV_DONTDUMP	16		/* Explicity exclude from the core dump,
+#define MADV_DONTDUMP	16		/* Explicitly exclude from core dump,
 					   overrides the coredump filter bits */
 #define MADV_DODUMP	17		/* Clear the MADV_NODUMP flag */
 

index 128af72f2dfe..d546642fc67e 100644
@@ -62,7 +62,7 @@ struct msqid64_ds {
 	unsigned long  __unused5;
 };
 #else
-#warning no endianess set
+#warning no endianness set
 #endif
 
 #endif /* _ASM_MSGBUF_H */

index b406d8bfb15a..2f4fafdc5fcc 100644
@@ -1139,7 +1139,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
 		 * This processor doesn't have an MMU, so it's not
 		 * "real easy" to run Linux on it. It is left purely
 		 * for documentation.  Commented out because it shares
-		 * it's c0_prid id number with the TX3900.
+		 * its c0_prid id number with the TX3900.
 		 */
 		c->cputype = CPU_R4650;
 		__cpu_name[cpu] = "R4650";

index 316b27d0d2fb..dc39f5b3fb83 100644
@@ -55,7 +55,7 @@ NOKPROBE_SYMBOL(insn_has_delayslot);
  * one; putting breakpoint on top of atomic ll/sc pair is bad idea;
  * so we need to prevent it and refuse kprobes insertion for such
  * instructions; cannot do much about breakpoint in the middle of
- * ll/sc pair; it is upto user to avoid those places
+ * ll/sc pair; it is up to user to avoid those places
  */
 static int insn_has_ll_or_sc(union mips_instruction insn)
 {

index 58fc8d089402..7eeeaf1ff95d 100644
@@ -380,7 +380,7 @@ void *__init relocate_kernel(void)
 		}
 #endif /* CONFIG_USE_OF */
 
-		/* Copy the kernel to it's new location */
+		/* Copy the kernel to its new location */
 		memcpy(loc_new, &_text, kernel_length);
 
 		/* Perform relocations on the new kernel */

index 2d2ca024bd47..f849667c2c57 100644
@@ -146,7 +146,7 @@ static unsigned long __init init_initrd(void)
 	/*
 	 * Board specific code or command line parser should have
 	 * already set up initrd_start and initrd_end. In these cases
-	 * perfom sanity checks and use them if all looks good.
+	 * perform sanity checks and use them if all looks good.
 	 */
 	if (!initrd_start || initrd_end <= initrd_start)
 		goto disable;

index 479999b7f2de..a8e20fdc7afd 100644
@@ -569,7 +569,7 @@ void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs,
 		return (void __user __force *)(-1UL);
 
 	/*
-	 * FPU emulator may have it's own trampoline active just
+	 * FPU emulator may have its own trampoline active just
 	 * above the user stack, 16-bytes before the next lowest
 	 * 16 byte boundary.  Try to avoid trashing it.
 	 */

index 246c6a6b0261..6aaa83834d07 100644
@@ -2418,7 +2418,7 @@ void __init trap_init(void)
 		set_except_vector(i, handle_reserved);
 
 	/*
-	 * Copy the EJTAG debug exception vector handler code to it's final
+	 * Copy the EJTAG debug exception vector handler code to its final
 	 * destination.
 	 */
 	if (cpu_has_ejtag && board_ejtag_handler_setup)

index e9a0cfd02ae2..737d0d4fdcd3 100644
@@ -6,9 +6,9 @@
  * Copyright (C) 2004, 2005 MIPS Technologies, Inc.  All rights reserved.
  * Copyright (C) 2013 Imagination Technologies Ltd.
  *
- * VPE spport module for loading a MIPS SP program into VPE1. The SP
+ * VPE support module for loading a MIPS SP program into VPE1. The SP
  * environment is rather simple since there are no TLBs. It needs
- * to be relocatable (or partiall linked). Initialize your stack in
+ * to be relocatable (or partially linked). Initialize your stack in
  * the startup-code. The loader looks for the symbol __start and sets
  * up the execution to resume from there. To load and run, simply do
  * a cat SP 'binary' to the /dev/vpe1 device.

index e64372b8f66a..0feec52222fb 100644
@@ -531,7 +531,7 @@ static void kvm_mips_resume_hrtimer(struct kvm_vcpu *vcpu,
  * to be used for a period of time, but the exact ktime corresponding to the
  * final Count that must be restored is not known.
  *
- * It is gauranteed that a timer interrupt immediately after restore will be
+ * It is guaranteed that a timer interrupt immediately after restore will be
  * handled, but not if CP0_Compare is exactly at @count. That case should
  * already be handled when the hardware timer state is saved.
  *

index 0084820cffaa..b10300a527af 100644
@@ -17,7 +17,7 @@ static int __init loongson2_cpufreq_init(void)
 {
 	struct cpuinfo_mips *c = &current_cpu_data;
 
-	/* Only 2F revision and it's successors support CPUFreq */
+	/* Only 2F revision and its successors support CPUFreq */
 	if ((c->processor_id & PRID_REV_MASK) >= PRID_REV_LOONGSON2F)
 		return platform_device_register(&loongson2_cpufreq_device);
 

index e015a26a40f7..4f6c714430da 100644
@@ -516,7 +516,7 @@ static void __init loongson3_prepare_cpus(unsigned int max_cpus)
 }
 
 /*
- * Setup the PC, SP, and GP of a secondary processor and start it runing!
+ * Setup the PC, SP, and GP of a secondary processor and start it running!
  */
 static int loongson3_boot_secondary(int cpu, struct task_struct *idle)
 {

index 187d1c16361c..20d37773b162 100644
@@ -1654,7 +1654,7 @@ static void coherency_setup(void)
 
 	/*
 	 * c0_status.cu=0 specifies that updates by the sc instruction use
-	 * the coherency mode specified by the TLB; 1 means cachable
+	 * the coherency mode specified by the TLB; 1 means cacheable
 	 * coherent update on write will be used.  Not all processors have
 	 * this bit and; some wire it to zero, others like Toshiba had the
 	 * silly idea of putting something else there ...

index 53dfa2b9316b..22a8f488ae1d 100644
@@ -183,7 +183,7 @@ void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte)
 	int idx, pid;
 
 	/*
-	 * Handle debugger faulting in for debugee.
+	 * Handle debugger faulting in for debuggee.
 	 */
 	if (current->active_mm != vma->vm_mm)
 		return;

index 93c2d695588a..128a0a5ec2b7 100644
@@ -301,7 +301,7 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte)
 	int idx, pid;
 
 	/*
-	 * Handle debugger faulting in for debugee.
+	 * Handle debugger faulting in for debuggee.
 	 */
 	if (current->active_mm != vma->vm_mm)
 		return;

index b4e1c783e617..4017fa0e2f68 100644
@@ -789,7 +789,7 @@ void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
 
 	if (check_for_high_segbits) {
 		/*
-		 * The kernel currently implicitely assumes that the
+		 * The kernel currently implicitly assumes that the
 		 * MIPS SEGBITS parameter for the processor is
 		 * (PGDIR_SHIFT+PGDIR_BITS) or less, and will never
 		 * allocate virtual addresses outside the maximum

@@ -1715,7 +1715,7 @@ iPTE_SW(u32 **p, struct uasm_reloc **r, unsigned int pte, unsigned int ptr,
 /*
  * Check if PTE is present, if not then jump to LABEL. PTR points to
  * the page table where this PTE is located, PTE will be re-loaded
- * with it's original value.
+ * with its original value.
  */
 static void
 build_pte_present(u32 **p, struct uasm_reloc **r,

index ace5db3fbd17..40a878b672f5 100644
@@ -95,7 +95,7 @@
 /*
  * Mapping of 64-bit eBPF registers to 32-bit native MIPS registers.
  *
- * 1) Native register pairs are ordered according to CPU endiannes, following
+ * 1) Native register pairs are ordered according to CPU endianness, following
  *    the MIPS convention for passing 64-bit arguments and return values.
  * 2) The eBPF return value, arguments and callee-saved registers are mapped
  *    to their native MIPS equivalents.

index 0d1b36ba1c21..068113f5c49d 100644
@@ -49,7 +49,7 @@ static int loongson_pcibios_config_access(unsigned char access_type,
 		 */
 #ifdef CONFIG_CS5536
 		/* cs5536_pci_conf_read4/write4() will call _rdmsr/_wrmsr() to
-		 * access the regsters PCI_MSR_ADDR, PCI_MSR_DATA_LO,
+		 * access the registers PCI_MSR_ADDR, PCI_MSR_DATA_LO,
 		 * PCI_MSR_DATA_HI, which is bigger than PCI_MSR_CTRL, so, it
 		 * will not go this branch, but the others. so, no calling dead
 		 * loop here.

index 1c722dd0c130..58625d1b6465 100644
@@ -453,7 +453,7 @@ static int alchemy_pci_probe(struct platform_device *pdev)
 
 	/* we can't ioremap the entire pci config space because it's too large,
 	 * nor can we dynamically ioremap it because some drivers use the
-	 * PCI config routines from within atomic contex and that becomes a
+	 * PCI config routines from within atomic context and that becomes a
 	 * problem in get_vm_area().  Instead we use one wired TLB entry to
 	 * handle all config accesses for all busses.
 	 */

index e17d862cfa4c..a925842ee125 100644
@@ -16,7 +16,7 @@
  * the CFG_SEL bit in the PCI_MISC_CONFIG register.
  *
  * Devices on the bus can perform DMA requests via chip BAR1. PCI host
- * controller BARs are programmend as if an external device is programmed.
+ * controller BARs are programmed as if an external device is programmed.
  * Which means that during configuration, IDSEL pin of the chip should be
  * asserted.
  *

index 80f7293166bb..68a8cefed420 100644
@@ -152,7 +152,7 @@ static int ltq_pci_startup(struct platform_device *pdev)
 		temp_buffer &= ~0xf0000;
 	/* enable internal arbiter */
 	temp_buffer |= (1 << INTERNAL_ARB_ENABLE_BIT);
-	/* enable internal PCI master reqest */
+	/* enable internal PCI master request */
 	temp_buffer &= (~(3 << PCI_MASTER0_REQ_MASK_2BITS));
 
 	/* enable EBU request */

index d19d9d456309..36d12cea3512 100644
@@ -376,7 +376,7 @@ static void octeon_pci_initialize(void)
 	ctl_status.s.timer = 1;
 	cvmx_write_csr(CVMX_NPI_CTL_STATUS, ctl_status.u64);
 
-	/* Deassert PCI reset and advertize PCX Host Mode Device Capability
+	/* Deassert PCI reset and advertise PCX Host Mode Device Capability
 	   (64b) */
 	cvmx_write_csr(CVMX_CIU_SOFT_PRST, 0x4);
 	cvmx_read_csr(CVMX_CIU_SOFT_PRST);

index 68d5211afea8..45ddbaa6c123 100644
@@ -114,7 +114,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SGI, PCI_DEVICE_ID_SGI_IOC3,
  *
  * The function is complicated by the ultimate brokenness of the IOC3 chip
  * which is used in SGI systems.  The IOC3 can only handle 32-bit PCI
- * accesses and does only decode parts of it's address space.
+ * accesses and does only decode parts of its address space.
  */
 static int pci_conf0_read_config(struct pci_bus *bus, unsigned int devfn,
 				 int where, int size, u32 *value)

index c9edd3fb380d..2583e318e8c6 100644
@@ -1037,7 +1037,7 @@ static int __cvmx_pcie_rc_initialize_gen1(int pcie_port)
 			in_fif_p_count = dbg_data.s.data & 0xff;
 		} while (in_fif_p_count != ((old_in_fif_p_count+1) & 0xff));
 
-		/* Update in_fif_p_count for it's offset with respect to out_p_count */
+		/* Update in_fif_p_count for its offset with respect to out_p_count */
 		in_fif_p_count = (in_fif_p_count + in_p_offset) & 0xff;
 
 		/* Read the OUT_P_COUNT from the debug select */

index 137781d0bd0a..5a9fd3fe41d7 100644
@@ -175,7 +175,7 @@ void __init prom_soc_init(struct ralink_soc_info *soc_info)
 		 * mips_cm_probe() wipes out bootloader
 		 * config for CM regions and we have to configure them
 		 * again. This SoC cannot talk to pamlbus devices
-		 * witout proper iocu region set up.
+		 * without proper iocu region set up.
 		 *
 		 * FIXME: it would be better to do this with values
 		 * from DT, but we need this very early because

index 5ae30b78d38d..d9249f5a632e 100644
@@ -348,7 +348,7 @@ static void final_fixup(struct pci_dev *dev)
 	unsigned char bist;
 	int ret;
 
-	/* Do build-in self test */
+	/* Do built-in self test */
 	ret = pci_read_config_byte(dev, PCI_BIST, &bist);
 	if ((ret != PCIBIOS_SUCCESSFUL) || !(bist & PCI_BIST_CAPABLE))
 		return;

index cae31a6e8f02..2c0e2a1cab01 100644
@@ -188,7 +188,7 @@ static inline void prep_esm_blob(struct addr_range vmlinux, void *chosen) { }
 
 /* A buffer that may be edited by tools operating on a zImage binary so as to
  * edit the command line passed to vmlinux (by setting /chosen/bootargs).
- * The buffer is put in it's own section so that tools may locate it easier.
+ * The buffer is put in its own section so that tools may locate it easier.
  */
 static char cmdline[BOOT_COMMAND_LINE_SIZE]
 	__attribute__((__section__("__builtin_cmdline")));

index f157717ae814..89ff46b8b225 100644
@@ -25,7 +25,7 @@ BSS_STACK(4096);
 
 /* A buffer that may be edited by tools operating on a zImage binary so as to
  * edit the command line passed to vmlinux (by setting /chosen/bootargs).
- * The buffer is put in it's own section so that tools may locate it easier.
+ * The buffer is put in its own section so that tools may locate it easier.
  */
 
 static char cmdline[BOOT_COMMAND_LINE_SIZE]

index 5220274a6277..7fb001ab3109 100644
@@ -989,7 +989,7 @@ static inline phys_addr_t page_to_phys(struct page *page)
 }
 
 /*
- * 32 bits still uses virt_to_bus() for it's implementation of DMA
+ * 32 bits still uses virt_to_bus() for its implementation of DMA
  * mappings se we have to keep it defined here. We also have some old
  * drivers (shame shame shame) that use bus_to_virt() and haven't been
  * fixed yet so I need to define it here.

index a2bc4b95e703..8c9d4b26bf57 100644
@@ -1027,10 +1027,10 @@ struct opal_i2c_request {
  * The host will pass on OPAL, a buffer of length OPAL_SYSEPOW_MAX
  * with individual elements being 16 bits wide to fetch the system
  * wide EPOW status. Each element in the buffer will contain the
- * EPOW status in it's bit representation for a particular EPOW sub
+ * EPOW status in its bit representation for a particular EPOW sub
  * class as defined here. So multiple detailed EPOW status bits
  * specific for any sub class can be represented in a single buffer
- * element as it's bit representation.
+ * element as its bit representation.
  */
 
 /* System EPOW type */

index 2495866f2e97..420e2878ae67 100644
@@ -192,7 +192,7 @@ static inline long pmac_call_feature(int selector, struct device_node* node,
 
 /* PMAC_FTR_BMAC_ENABLE		(struct device_node* node, 0, int value)
  * enable/disable the bmac (ethernet) cell of a mac-io ASIC, also drive
- * it's reset line
+ * its reset line
  */
 #define PMAC_FTR_BMAC_ENABLE		PMAC_FTR_DEF(6)
 

index e278299b9b37..6949b5daa37d 100644
@@ -144,7 +144,7 @@
 #define UNI_N_HWINIT_STATE_SLEEPING	0x01
 #define UNI_N_HWINIT_STATE_RUNNING	0x02
 /* This last bit appear to be used by the bootROM to know the second
- * CPU has started and will enter it's sleep loop with IP=0
+ * CPU has started and will enter its sleep loop with IP=0
  */
 #define UNI_N_HWINIT_STATE_CPU1_FLAG	0x10000000
 

index 6728c7e24e58..1b8c121071d9 100644
@@ -108,7 +108,7 @@ typedef struct boot_infos
     /* ALL BELOW NEW (vers. 4) */
 
     /* This defines the physical memory. Valid with BOOT_ARCH_NUBUS flag
-       (non-PCI) only. On PCI, memory is contiguous and it's size is in the
+       (non-PCI) only. On PCI, memory is contiguous and its size is in the
        device-tree. */
     boot_info_map_entry_t
     	        physMemoryMap[MAX_MEM_MAP_SIZE]; /* Where the phys memory is */

index e0ce81279624..95164511fd12 100644
@@ -527,7 +527,7 @@ EXPORT_SYMBOL_GPL(eeh_pe_state_mark);
  * eeh_pe_mark_isolated
  * @pe: EEH PE
  *
- * Record that a PE has been isolated by marking the PE and it's children as
+ * Record that a PE has been isolated by marking the PE and its children as
  * EEH_PE_ISOLATED (and EEH_PE_CFG_BLOCKED, if required) and their PCI devices
  * as pci_channel_io_frozen.
  */

index d14eda1e8589..81c3229a6013 100644
@@ -705,7 +705,7 @@ void crash_fadump(struct pt_regs *regs, const char *str)
 	 * old_cpu == -1 means this is the first CPU which has come here,
 	 * go ahead and trigger fadump.
 	 *
-	 * old_cpu != -1 means some other CPU has already on it's way
+	 * old_cpu != -1 means some other CPU has already on its way
 	 * to trigger fadump, just keep looping here.
 	 */
 	this_cpu = smp_processor_id();

index 392404688cec..3e738be554a4 100644
@@ -1647,7 +1647,7 @@ void arch_setup_new_exec(void)
  * cases will happen:
  *
  * 1. The correct thread is running, the wrong thread is not
- * In this situation, the correct thread is woken and proceeds to pass it's
+ * In this situation, the correct thread is woken and proceeds to pass its
  * condition check.
  *
  * 2. Neither threads are running

@@ -1657,15 +1657,15 @@ void arch_setup_new_exec(void)
  * for the wrong thread, or they will execute the condition check immediately.
  *
  * 3. The wrong thread is running, the correct thread is not
- * The wrong thread will be woken, but will fail it's condition check and
+ * The wrong thread will be woken, but will fail its condition check and
  * re-execute wait. The correct thread, when scheduled, will execute either
- * it's condition check (which will pass), or wait, which returns immediately
- * when called the first time after the thread is scheduled, followed by it's
+ * its condition check (which will pass), or wait, which returns immediately
+ * when called the first time after the thread is scheduled, followed by its
  * condition check (which will pass).
  *
  * 4. Both threads are running
- * Both threads will be woken. The wrong thread will fail it's condition check
- * and execute another wait, while the correct thread will pass it's condition
+ * Both threads will be woken. The wrong thread will fail its condition check
+ * and execute another wait, while the correct thread will pass its condition
  * check.
  *
  * @t: the task to set the thread ID for

index 210ea834e603..447bff87fd21 100644
@@ -12,7 +12,7 @@ void flush_tmregs_to_thread(struct task_struct *tsk)
 {
 	/*
 	 * If task is not current, it will have been flushed already to
-	 * it's thread_struct during __switch_to().
+	 * its thread_struct during __switch_to().
 	 *
 	 * A reclaim flushes ALL the state or if not in TM save TM SPRs
 	 * in the appropriate thread structures from live.

index ab691c89d787..4e0c62897405 100644
@@ -1564,7 +1564,7 @@ static void add_cpu_to_masks(int cpu)
 
 	/*
 	 * This CPU will not be in the online mask yet so we need to manually
-	 * add it to it's own thread sibling mask.
+	 * add it to its own thread sibling mask.
 	 */
 	map_cpu_to_node(cpu, cpu_to_node(cpu));
 	cpumask_set_cpu(cpu, cpu_sibling_mask(cpu));

index 0f39a6b84132..b842c83ab497 100644
@@ -139,7 +139,7 @@ static unsigned long dscr_default;
  * @val:	Returned cpu specific DSCR default value
  *
  * This function returns the per cpu DSCR default value
- * for any cpu which is contained in it's PACA structure.
+ * for any cpu which is contained in its PACA structure.
  */
 static void read_dscr(void *val)
 {

@@ -152,7 +152,7 @@ static void read_dscr(void *val)
  * @val:	New cpu specific DSCR default value to update
  *
  * This function updates the per cpu DSCR default value
- * for any cpu which is contained in it's PACA structure.
+ * for any cpu which is contained in its PACA structure.
  */
 static void write_dscr(void *val)
 {

index 29a382249770..1362c672387e 100644
@@ -531,7 +531,7 @@ static int xive_vm_h_eoi(struct kvm_vcpu *vcpu, unsigned long xirr)
 	xc->cppr = xive_prio_from_guest(new_cppr);
 
 	/*
-	 * IPIs are synthetized from MFRR and thus don't need
+	 * IPIs are synthesized from MFRR and thus don't need
 	 * any special EOI handling. The underlying interrupt
 	 * used to signal MFRR changes is EOId when fetched from
 	 * the queue.

index 15189592da09..7186516eca52 100644
@@ -78,7 +78,7 @@ EXPORT_SYMBOL(flush_icache_range);
 
 #ifdef CONFIG_HIGHMEM
 /**
- * flush_dcache_icache_phys() - Flush a page by it's physical address
+ * flush_dcache_icache_phys() - Flush a page by its physical address
  * @physaddr: the physical address of the page
  */
 static void flush_dcache_icache_phys(unsigned long physaddr)

index b4f2786a7d2b..7ac97a28c1b3 100644
@@ -376,7 +376,7 @@ notrace void __init kaslr_early_init(void *dt_ptr, phys_addr_t size)
 		create_kaslr_tlb_entry(1, tlb_virt, tlb_phys);
 	}
 
-	/* Copy the kernel to it's new location and run */
+	/* Copy the kernel to its new location and run */
 	memcpy((void *)kernstart_virt_addr, (void *)_stext, kernel_sz);
 	flush_icache_range(kernstart_virt_addr, kernstart_virt_addr + kernel_sz);
 

index 8f75e9574c27..8c1f3b629fc7 100644
@@ -279,7 +279,7 @@ static void __init mpc512x_setup_diu(void)
 	 * and so negatively affect boot time. Instead we reserve the
 	 * already configured frame buffer area so that it won't be
 	 * destroyed. The starting address of the area to reserve and
-	 * also it's length is passed to memblock_reserve(). It will be
+	 * also its length is passed to memblock_reserve(). It will be
 	 * freed later on first open of fbdev, when splash image is not
 	 * needed any more.
 	 */

index 99bd027a7f7c..610ca8570682 100644
@@ -868,7 +868,7 @@ static int __spu_deactivate(struct spu_context *ctx, int force, int max_prio)
 }
 
 /**
- * spu_deactivate - unbind a context from it's physical spu
+ * spu_deactivate - unbind a context from its physical spu
  * @ctx:	spu context to unbind
  *
  * Unbind @ctx from the physical spu it is running on and schedule

index b911b31717cc..b9ff37c7f6f0 100644
@@ -595,7 +595,7 @@ void __init maple_pci_init(void)
 
 	/* Probe root PCI hosts, that is on U3 the AGP host and the
 	 * HyperTransport host. That one is actually "kept" around
-	 * and actually added last as it's resource management relies
+	 * and actually added last as its resource management relies
 	 * on the AGP resources to have been setup first
 	 */
 	root = of_find_node_by_path("/");

index 7135ea1d7db6..2202bf77c7a3 100644
@@ -2,7 +2,7 @@
 /*
  *  Support for the interrupt controllers found on Power Macintosh,
  *  currently Apple's "Grand Central" interrupt controller in all
- *  it's incarnations. OpenPIC support used on newer machines is
+ *  its incarnations. OpenPIC support used on newer machines is
  *  in a separate file
  *
  *  Copyright (C) 1997 Paul Mackerras ([email protected])

index 59882da3e742..cc7b1dd54ac6 100644
@@ -238,7 +238,7 @@ void pnv_pci_ioda_fixup_iov(struct pci_dev *pdev)
 	} else if (pdev->is_physfn) {
 		/*
 		 * For PFs adjust their allocated IOV resources to match what
-		 * the PHB can support using it's M64 BAR table.
+		 * the PHB can support using its M64 BAR table.
 		 */
 		pnv_pci_ioda_fixup_iov_resources(pdev);
 	}

@@ -658,7 +658,7 @@ static void pnv_ioda_setup_vf_PE(struct pci_dev *pdev, u16 num_vfs)
 		list_add_tail(&pe->list, &phb->ioda.pe_list);
 		mutex_unlock(&phb->ioda.pe_list_mutex);
 
-		/* associate this pe to it's pdn */
+		/* associate this pe to its pdn */
 		list_for_each_entry(vf_pdn, &pdn->parent->child_list, list) {
 			if (vf_pdn->busno == vf_bus &&
 			    vf_pdn->devfn == vf_devfn) {

index b664838008c1..5147df3a18ac 100644
@@ -1059,7 +1059,7 @@ struct vas_window *vas_tx_win_open(int vasid, enum vas_cop_type cop,
 		}
 	} else {
 		/*
-		 * Interrupt hanlder or fault window setup failed. Means
+		 * Interrupt handler or fault window setup failed. Means
 		 * NX can not generate fault for page fault. So not
 		 * opening for user space tx window.
 		 */