x86, msr: Unify variable names
Borislav Petkov
maintainerPATCH 1/1 x86, msr: Unify variable names
From: Borislav Petkov <[email protected]>
Make sure all MSR-accessing primitives which split MSR values in two 32-bit parts have their variables called 'low' and 'high' for consistence with the rest of the code and for ease of staring.
Signed-off-by Borislav Petkov <[email protected]>
--- arch/x86/include/asm/msr.h | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-)
arch/x86/include/asm/msr.h +7 -7
@@ -137,11 +137,11 @@ static inline unsigned long long native_read_pmc(int counter)* pointer indirection), this allows gcc to optimize better */ -#define rdmsr (msr, val1, val2) \ +#define rdmsr (msr, low, high) \ do { \ u64 __val = native_read_msr((msr)); \ - (void)((val1) = (u32)__val); \ - (void)((val2) = (u32)(__val >> 32)); \ + (void)((low) = (u32)__val); \ + (void)((high) = (u32)(__val >> 32)); \ } while (0)static inline void wrmsr (unsigned msr,unsigned low,unsigned high)
@@ -162,12 +162,12 @@ static inline int wrmsr_safe(unsigned msr, unsigned low, unsigned high) }/* rdmsr with exception handling */ -#define rdmsr_safe (msr, p1, p2) \ +#define rdmsr_safe (msr, low, high) \ ({ \ int __err; \ u64 __val = native_read_msr_safe((msr), &__err); \ - (*p1) = (u32)__val; \ - (*p2) = (u32)(__val >> 32); \ + (*low) = (u32)__val; \ + (*high) = (u32)(__val >> 32); \ __err; \ })
@@ -208,7 +208,7 @@ do { \#define wrmsrl_safe (msr, val) wrmsr_safe((msr), (u32)(val), \ (u32)((val) >> 32)) -#define write_tsc (val1, val2) wrmsr(MSR_IA32_TSC, (val1), (val2)) +#define write_tsc (low, high) wrmsr(MSR_IA32_TSC, (low), (high))#define write_rdtscp_aux (val) wrmsr(MSR_TSC_AUX, (val), 0)
Signature · 1 line
1.8.1.rc3