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| author | Seiichi Ikarashi <s.ikarashi@jp.fujitsu.com> | 2015-09-10 18:01:56 +0900 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2015-12-07 12:15:28 -0800 |
| commit | 390dd67c471a43a8a0f36c7d5177de49e7749c59 (patch) | |
| tree | 8c2d75cb4dcc3ff5cbb52b0601b8b74a86d60e52 /kernel/time/clocksource.c | |
| parent | 35a4933a895927990772ae96fdcfd2f806929ee2 (diff) | |
| download | lwn-390dd67c471a43a8a0f36c7d5177de49e7749c59.tar.gz lwn-390dd67c471a43a8a0f36c7d5177de49e7749c59.zip | |
clocksource: Add CPU info to clocksource watchdog reporting
The clocksource watchdog reporting was improved by 0b046b217ad4c6.
I want to add the info of CPU where the watchdog detects a
deviation because it is necessary to identify the trouble spot
if the clocksource is TSC.
Signed-off-by: Seiichi Ikarashi <s.ikarashi@jp.fujitsu.com>
[jstultz: Tweaked commit message]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'kernel/time/clocksource.c')
| -rw-r--r-- | kernel/time/clocksource.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 1347882d131e..664de539299b 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -218,8 +218,8 @@ static void clocksource_watchdog(unsigned long data) /* Check the deviation from the watchdog clocksource. */ if (abs(cs_nsec - wd_nsec) > WATCHDOG_THRESHOLD) { - pr_warn("timekeeping watchdog: Marking clocksource '%s' as unstable because the skew is too large:\n", - cs->name); + pr_warn("timekeeping watchdog on CPU%d: Marking clocksource '%s' as unstable because the skew is too large:\n", + smp_processor_id(), cs->name); pr_warn(" '%s' wd_now: %llx wd_last: %llx mask: %llx\n", watchdog->name, wdnow, wdlast, watchdog->mask); pr_warn(" '%s' cs_now: %llx cs_last: %llx mask: %llx\n", |