make section names compatible with -ffunction-sections -fdata-sections: s390
Subsystems (2)
PATCH 17/23 make section names compatible with -ffunction-sections -fdata-sections: s390
The purpose of this patch is to make kernel buildable with "gcc -ffunction-sections -fdata-sections". This patch fixes s390 architecture.
Signed-off-by Denys Vlasenko <[email protected]>
--
vda
arch/s390/kernel/head.S +1 -1
@@ -35,7 +35,7 @@ #define ARCH_OFFSET 0 #endif -.section ".text.head","ax" +.section ".head.text","ax" #ifndef CONFIG_IPL .org 0 .long 0x00080000,0x80000000+startup # Just a restart PSW
arch/s390/kernel/init_task.c +1 -1
@@ -31,7 +31,7 @@* "init_task" linker map entry.. */ union thread_union init_thread_union - __attribute__((__section__(".data.init_task"))) = + __attribute__((__section__(".init_task.data"))) = { INIT_THREAD_INFO(init_task) };/*
arch/s390/kernel/vmlinux.lds.S +10 -10
@@ -28,7 +28,7 @@ . = 0x00000000; .text : { _text = .; /* Text and read-only data */ - *(.text.head) + *(.head.text) TEXT_TEXT SCHED_TEXT LOCK_TEXT
@@ -66,30 +66,30 @@ . = ALIGN(PAGE_SIZE); .data_nosave : { __nosave_begin = .; - *(.data.nosave) + *(.nosave.data) } . = ALIGN(PAGE_SIZE); __nosave_end = .; . = ALIGN(PAGE_SIZE); - .data.page_aligned : { - *(.data.idt) + .page_aligned.data : { + *(.idt.data) } . = ALIGN(0x100); - .data.cacheline_aligned : { - *(.data.cacheline_aligned) + .cacheline_aligned.data : { + *(.cacheline_aligned.data) } . = ALIGN(0x100); - .data.read_mostly : { - *(.data.read_mostly) + .read_mostly.data : { + *(.read_mostly.data) } _edata = .; /* End of data section */ . = ALIGN(2 * PAGE_SIZE); /* init_task */ - .data.init_task : { - *(.data.init_task) + .init_task.data : { + *(.init_task.data) } /* will be freed after init */
include/asm-s390/cache.h +1 -1
@@ -14,6 +14,6 @@#define L1_CACHE_BYTES 256#define L1_CACHE_SHIFT 8 -#define __read_mostly __attribute__((__section__(".data.read_mostly"))) +#define __read_mostly __attribute__((__section__(".read_mostly.data")))#endif