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author | Michal Marek <mmarek@suse.cz> | 2011-06-07 15:37:51 +0200 |
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committer | Michal Marek <mmarek@suse.cz> | 2011-06-07 15:37:51 +0200 |
commit | 2e483528cebad089d0bb3f9aebb0ada22d968ffa (patch) | |
tree | d701405826b271e819a9a8500838cebd37b1364a /arch/x86/kernel/tsc.c | |
parent | 163d3fe6a2357aba7b18b938d6ae6ce9570324e4 (diff) | |
parent | 55922c9d1b84b89cb946c777fddccb3247e7df2c (diff) |
Merge commit 'v3.0-rc1' into kbuild/kbuild
Diffstat (limited to 'arch/x86/kernel/tsc.c')
-rw-r--r-- | arch/x86/kernel/tsc.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 9335bf7dd2e7..6cc6922262af 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -763,25 +763,6 @@ static cycle_t read_tsc(struct clocksource *cs) ret : clocksource_tsc.cycle_last; } -#ifdef CONFIG_X86_64 -static cycle_t __vsyscall_fn vread_tsc(void) -{ - cycle_t ret; - - /* - * Surround the RDTSC by barriers, to make sure it's not - * speculated to outside the seqlock critical section and - * does not cause time warps: - */ - rdtsc_barrier(); - ret = (cycle_t)vget_cycles(); - rdtsc_barrier(); - - return ret >= __vsyscall_gtod_data.clock.cycle_last ? - ret : __vsyscall_gtod_data.clock.cycle_last; -} -#endif - static void resume_tsc(struct clocksource *cs) { clocksource_tsc.cycle_last = 0; |