Re: [PATCH RESEND] reset: sunxi: fix spinlock initialization

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

 



Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> writes:

> Hi,
>
> Am Montag, den 12.01.2015, 14:13 -0800 schrieb Olof Johansson:
>> On Mon, Jan 12, 2015 at 05:17:06PM +0100, Maxime Ripard wrote:
>> > On Mon, Jan 12, 2015 at 07:54:46AM -0800, Tyler Baker wrote:
>> > > Call spin_lock_init() before the spinlocks are used, both in early init 
>> > > and probe functions preventing a lockdep splat.
>> > > 
>> > > I have been observing lockdep complaining [1] during boot on my a80 optimus [2]
>> > > when CONFIG_PROVE_LOCKING has been enabled. This patch resolves the splat,
>> > > and has been tested on a few other sunxi platforms without issue.
>> > > 
>> > > [1]
>> > > http://storage.kernelci.org/next/next-20150107/arm-multi_v7_defconfig+CONFIG_PROVE_LOCKING=y/lab-tbaker/boot-sun9i-a80-optimus.html
>> > > [2] http://kernelci.org/boot/?a80-optimus
>> > > 
>> > > Signed-off-by: Tyler Baker <tyler.baker@xxxxxxxxxx>
>> > > Cc: <stable@xxxxxxxxxxxxxxx>
>> > 
>> > Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
>> 
>> Not entirely sure what to do with this one. You sent it to:arm@xxxxxxxxxx, but
>> it should probably have gone to Philipp?
>> 
>> We can pick it up with an ack from him though, no problem.
>
> I have applied the patch here:
>
>     git://git.pengutronix.de/git/pza/linux reset/for_v3.19
>
> I was going to send a pull request tonight, but since I don't have any
> other pending fixes besides this, and you already offered to pick it up,
>
> Acked-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>

Applied to arm-soc/fixes with ack from Philipp.

Thanks,

Kevin
--
To unsubscribe from this list: send the line "unsubscribe stable" 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]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]