Re: [tip:irq/core] genirq: Introduce generic irq migration for cpu hotunplug

[Catalin Marinas <catalin.marinas@arm.com>]

On Thu, Oct 01, 2015 at 04:24:24PM +0200, Thomas Gleixner wrote:
> On Thu, 1 Oct 2015, tip-bot for Yang Yingliang wrote:
> 
> > Commit-ID:  f1e0bb0ad473a32d1b7e6d285ae9f7e47710bb5e
> > Gitweb:     http://git.kernel.org/tip/f1e0bb0ad473a32d1b7e6d285ae9f7e47710bb5e
> > Author:     Yang Yingliang <yangyingliang@huawei.com>
> > AuthorDate: Thu, 24 Sep 2015 17:32:13 +0800
> > Committer:  Thomas Gleixner <tglx@linutronix.de>
> > CommitDate: Thu, 1 Oct 2015 14:51:15 +0200
> > 
> > genirq: Introduce generic irq migration for cpu hotunplug
> > 
> > ARM and ARM64 have almost identical code for migrating interrupts on
> > cpu hotunplug. Provide a generic version which can be used by both.
> > 
> > The new code addresses a shortcoming in the ARM[64] variants which
> > fails to update the affinity change in some cases. The solution for
> > this is to use the core function irq_do_set_affinity() instead of open
> > coding it.
> > 
> > [ tglx: Added copyright notice and license boilerplate. Rewrote
> >   	subject and changelog. ]
> > 
> > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> > Acked-by: Russell King - ARM Linux <linux@arm.linux.org.uk>
> > Cc: Jiang Liu <jiang.liu@linux.intel.com>
> > Cc: Marc Zyngier <marc.zyngier@arm.com>
> > Cc: Mark Rutland <mark.rutland@arm.com>
> > Cc: Will Deacon <will.deacon@arm.com>
> > Cc: Hanjun Guo <hanjun.guo@linaro.org>
> > Cc: <linux-arm-kernel@lists.infradead.org>
> > Link: http://lkml.kernel.org/r/1443087135-17044-2-git-send-email-yangyingliang@huawei.com
> > Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> 
> Russell, Will,
> 
> I applied that to a seperate branch
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/for-arm
> 
> You can pull that into arm[64] so you can apply the architecture
> specific part.

Thanks. I'll queue the corresponding arm64 patch for 4.4.

-- 
Catalin