diff options
author | Mike Travis <travis@sgi.com> | 2009-01-01 02:34:16 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-01-03 18:53:31 +0100 |
commit | 7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch) | |
tree | ef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/x86/include/asm/msr.h | |
parent | x86: mark get_cpu_leaves() with __cpuinit annotation (diff) | |
parent | cpumask: CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS (diff) | |
download | linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.tar.xz linux-7eb19553369c46cc1fa64caf120cbcab1b597f7c.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts:
arch/x86/kernel/io_apic.c
kernel/rcuclassic.c
kernel/sched.c
kernel/time/tick-sched.c
Signed-off-by: Mike Travis <travis@sgi.com>
[ mingo@elte.hu: backmerged typo fix for io_apic.c ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/msr.h')
-rw-r--r-- | arch/x86/include/asm/msr.h | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index c2a812ebde89..638bf6241807 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -22,10 +22,10 @@ static inline unsigned long long native_read_tscp(unsigned int *aux) } /* - * i386 calling convention returns 64-bit value in edx:eax, while - * x86_64 returns at rax. Also, the "A" constraint does not really - * mean rdx:rax in x86_64, so we need specialized behaviour for each - * architecture + * both i386 and x86_64 returns 64-bit value in edx:eax, but gcc's "A" + * constraint has different meanings. For i386, "A" means exactly + * edx:eax, while for x86_64 it doesn't mean rdx:rax or edx:eax. Instead, + * it means rax *or* rdx. */ #ifdef CONFIG_X86_64 #define DECLARE_ARGS(val, low, high) unsigned low, high @@ -85,7 +85,8 @@ static inline void native_write_msr(unsigned int msr, asm volatile("wrmsr" : : "c" (msr), "a"(low), "d" (high) : "memory"); } -static inline int native_write_msr_safe(unsigned int msr, +/* Can be uninlined because referenced by paravirt */ +notrace static inline int native_write_msr_safe(unsigned int msr, unsigned low, unsigned high) { int err; @@ -181,10 +182,10 @@ static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p) } #define rdtscl(low) \ - ((low) = (u32)native_read_tsc()) + ((low) = (u32)__native_read_tsc()) #define rdtscll(val) \ - ((val) = native_read_tsc()) + ((val) = __native_read_tsc()) #define rdpmc(counter, low, high) \ do { \ |