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authorMike Travis <travis@sgi.com>2008-12-31 20:34:16 -0500
committerIngo Molnar <mingo@elte.hu>2009-01-03 12:53:31 -0500
commit7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch)
treeef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/x86/include/asm/tsc.h
parent6092848a2a23b660150a38bc06f59d75838d70c8 (diff)
parent8c384cdee3e04d6194a2c2b192b624754f990835 (diff)
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/tsc.h')
-rw-r--r--arch/x86/include/asm/tsc.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h
index 9cd83a8e40d5..38ae163cc91b 100644
--- a/arch/x86/include/asm/tsc.h
+++ b/arch/x86/include/asm/tsc.h
@@ -34,8 +34,6 @@ static inline cycles_t get_cycles(void)
34 34
35static __always_inline cycles_t vget_cycles(void) 35static __always_inline cycles_t vget_cycles(void)
36{ 36{
37 cycles_t cycles;
38
39 /* 37 /*
40 * We only do VDSOs on TSC capable CPUs, so this shouldnt 38 * We only do VDSOs on TSC capable CPUs, so this shouldnt
41 * access boot_cpu_data (which is not VDSO-safe): 39 * access boot_cpu_data (which is not VDSO-safe):
@@ -44,11 +42,7 @@ static __always_inline cycles_t vget_cycles(void)
44 if (!cpu_has_tsc) 42 if (!cpu_has_tsc)
45 return 0; 43 return 0;
46#endif 44#endif
47 rdtsc_barrier(); 45 return (cycles_t)__native_read_tsc();
48 cycles = (cycles_t)__native_read_tsc();
49 rdtsc_barrier();
50
51 return cycles;
52} 46}
53 47
54extern void tsc_init(void); 48extern void tsc_init(void);