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| author | john stultz <johnstul@us.ibm.com> | 2007-05-02 19:27:08 +0200 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 19:27:08 +0200 |
| commit | 5a90cf205c922707ffed2d8f87cefd942e96b0ba (patch) | |
| tree | 5e9c9c1be3d149bff7620db89e1ede2317ba7362 /include/asm-i386/tsc.h | |
| parent | 2714221985ce6388ec2fa78d7d52e2a5bef78eec (diff) | |
| download | linux-5a90cf205c922707ffed2d8f87cefd942e96b0ba.tar.gz | |
[PATCH] x86: Log reason why TSC was marked unstable
Change mark_tsc_unstable() so it takes a string argument, which holds the
reason the TSC was marked unstable.
This is then displayed the first time mark_tsc_unstable is called.
This should help us better debug why the TSC was marked unstable on certain
systems and allow us to make sure we're not being overly paranoid when
throwing out this troublesome clocksource.
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'include/asm-i386/tsc.h')
| -rw-r--r-- | include/asm-i386/tsc.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-i386/tsc.h b/include/asm-i386/tsc.h index 84016ff481b9d..346976632e15f 100644 --- a/include/asm-i386/tsc.h +++ b/include/asm-i386/tsc.h @@ -53,7 +53,7 @@ static __always_inline cycles_t get_cycles_sync(void) } extern void tsc_init(void); -extern void mark_tsc_unstable(void); +extern void mark_tsc_unstable(char *reason); extern int unsynchronized_tsc(void); extern void init_tsc_clocksource(void); |