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Power management fix for 4.19-rc7 

Fix a bug that may cause runtime PM to misbehave for some devices
 after a failing or aborted system suspend which is nasty enough for
 an -rc7 time frame fix.
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Merge tag 'pm-4.19-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Rafael writes:
  "Power management fix for 4.19-rc7

   Fix a bug that may cause runtime PM to misbehave for some devices
   after a failing or aborted system suspend which is nasty enough for
   an -rc7 time frame fix."

* tag 'pm-4.19-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM / core: Clear the direct_complete flag on errors
hifive-unleashed-5.1
Greg Kroah-Hartman 2018-10-05 16:08:12 -07:00
parent 31d099085d 69e445ab8b
commit 5aebc7d278
1 changed files with 4 additions and 1 deletions
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5
drivers/base/power/main.c
View File

@ -1713,8 +1713,10 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
dpm_wait_for_subordinate(dev, async);
if (async_error)
if (async_error) {
dev->power.direct_complete = false;
goto Complete;
}
/*
* If a device configured to wake up the system from sleep states
@ -1726,6 +1728,7 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
pm_wakeup_event(dev, 0);
if (pm_wakeup_pending()) {
dev->power.direct_complete = false;
async_error = -EBUSY;
goto Complete;
}