openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

PM: Use pm_wakeup_pending() in __device_suspend() 

Before starting to suspend a device in __device_suspend() check if
there's a request to abort the power transition and return -EBUSY
in that case.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Rafael J. Wysocki 2010-12-03 23:14:26 +01:00
parent a2867e08c8
commit d83f905e12
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/base/power/main.c
View File

@ -877,6 +877,11 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
if (async_error)
goto End;
if (pm_wakeup_pending()) {
async_error = -EBUSY;
goto End;
}
if (dev->class) {
if (dev->class->pm) {
pm_dev_dbg(dev, state, "class ");