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| author |   xing wei <xing.wei@intel.com> | 2016-12-07 19:31:16 +0800 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-12-08 01:26:23 +0100 |
| commit | 9320f95c0b8f1d074f570385e6855d4554f693e4 (patch) | |
| tree | e789238fc895e172a4c19cce4ed20c664e827e7e /Documentation/power | |
| parent | x86/suspend: fix false positive KASAN warning on suspend/resume (diff) | |
| download | linux-dev-9320f95c0b8f1d074f570385e6855d4554f693e4.tar.xz linux-dev-9320f95c0b8f1d074f570385e6855d4554f693e4.zip | |
PM / sleep: Print active wakeup sources when blocking on wakeup_count reads
If there are any wakeup events being processed, read operation
on /sys/power/wakeup_count will be blocked, so print the names
of all active wakeup sources to help to find out who is preventing
system suspend from triggering.
While at it change pr_info() in pm_print_active_wakeup_sources()
to pr_debug() to avoid excessive log noise.
Signed-off-by: xing wei <xing.wei@intel.com>
[ rjw: Subject & changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation/power')
0 files changed, 0 insertions, 0 deletions