aboutsummaryrefslogtreecommitdiff
path: root/include/asm-x86/msr.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-07-25 11:37:07 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-25 11:37:07 +0200
commit0e2f65ee30eee2db054f7fd73f462c5da33ec963 (patch)
tree26c61eb7745da0c0d9135e9d12088f570cb8530d /include/asm-x86/msr.h
parentda7878d75b8520c9ae00d27dfbbce546a7bfdfbb (diff)
parentfb2e405fc1fc8b20d9c78eaa1c7fd5a297efde43 (diff)
Merge branch 'linus' into x86/pebs
Conflicts: arch/x86/Kconfig.cpu arch/x86/kernel/cpu/intel.c arch/x86/kernel/setup_64.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/msr.h')
-rw-r--r--include/asm-x86/msr.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/asm-x86/msr.h b/include/asm-x86/msr.h
index 3707650a169..ca110ee73f0 100644
--- a/include/asm-x86/msr.h
+++ b/include/asm-x86/msr.h
@@ -18,7 +18,7 @@ static inline unsigned long long native_read_tscp(unsigned int *aux)
unsigned long low, high;
asm volatile(".byte 0x0f,0x01,0xf9"
: "=a" (low), "=d" (high), "=c" (*aux));
- return low | ((u64)high >> 32);
+ return low | ((u64)high << 32);
}
/*
@@ -66,7 +66,7 @@ static inline unsigned long long native_read_msr_safe(unsigned int msr,
static inline void native_write_msr(unsigned int msr,
unsigned low, unsigned high)
{
- asm volatile("wrmsr" : : "c" (msr), "a"(low), "d" (high));
+ asm volatile("wrmsr" : : "c" (msr), "a"(low), "d" (high) : "memory");
}
static inline int native_write_msr_safe(unsigned int msr,
@@ -81,7 +81,8 @@ static inline int native_write_msr_safe(unsigned int msr,
_ASM_EXTABLE(2b, 3b)
: "=a" (err)
: "c" (msr), "0" (low), "d" (high),
- "i" (-EFAULT));
+ "i" (-EFAULT)
+ : "memory");
return err;
}