Commit-ID: 390dd67c471a43a8a0f36c7d5177de49e7749c59
Gitweb: http://git.kernel.org/tip/390dd67c471a43a8a0f36c7d5177de49e7749c59
Author: Seiichi Ikarashi <s.ikarashi@xxxxxxxxxxxxxx>
AuthorDate: Thu, 10 Sep 2015 18:01:56 +0900
Committer: John Stultz <john.stultz@xxxxxxxxxx>
CommitDate: Mon, 7 Dec 2015 12:15:28 -0800
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@xxxxxxxxxxxxxx>
[jstultz: Tweaked commit message]
Signed-off-by: John Stultz <john.stultz@xxxxxxxxxx>
---
kernel/time/clocksource.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 1347882..664de53 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",
--
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