Re: [PATCH] thinkpad-acpi: fix potential suspend blocking issue

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

 



On 03/05, Andrew Morton wrote:
>
> Basically the same as
> http://ozlabs.org/~akpm/mmots/broken-out/drivers-platform-x86-thinkpad_acpic-move-hotkey_thread_mutex-lock-after-set_freezable.patch.
>  I think Artem's patch is a little better.  There doesn't appear to be
> any locking protocol for tpacpi_lifecycle.

Which seems to have the same problem, hotkey_kthread() still calls
kthread_freezable_should_stop() under hotkey_thread_mutex.

IOW, we have two try_to_freeze's here, the patch moves only one of
them outside of the hotkey_thread_mutex.

Oleg.

--
To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


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

  Powered by Linux