Re: [PATCH 2/5] mmc: core: call pm_runtime_put_sync in pm_runtime_get_sync failed case

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Li,

On Thu, Feb 28, 2013 at 9:44 AM, Li Fei <fei.li@xxxxxxxxx> wrote:
> Even in failed case of pm_runtime_get_sync, the usage_count
> is incremented. In order to keep the usage_count with correct
> value and runtime power management to behave correctly, call
> pm_runtime_put(_sync) in such case.

As with the remoteproc case, it is probably better to call the
put_noidle variant here. This way you are sure not to erroneously
invoke any underlying pm handler where your only intention is to fix
usage_count.

Thanks,
Ohad.
--
To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux USB Devel]     [Linux Media]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux