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Message-ID: <287b42da-0388-f43e-34f7-a90935c33fa9@oracle.com>
Date:	Thu, 11 Aug 2016 08:53:31 -0400
From:	Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:	linux-kernel@...r.kernel.org, tglx@...utronix.de, jgross@...e.com,
	torvalds@...ux-foundation.org, mingo@...nel.org, hpa@...or.com,
	peterz@...radead.org, anna-maria@...utronix.de,
	bigeasy@...utronix.de, linux-tip-commits@...r.kernel.org
Subject: Re: [tip:smp/hotplug] cpu/hotplug: Prevent alloc/free of irq
 descriptors during CPU up/down (again)

On 08/10/2016 02:10 PM, tip-bot for Boris Ostrovsky wrote:
> Commit-ID:  aa877175e7a9982233ed8f10cb4bfddd78d82741
> Gitweb:     http://git.kernel.org/tip/aa877175e7a9982233ed8f10cb4bfddd78d82741
> Author:     Boris Ostrovsky <boris.ostrovsky@...cle.com>
> AuthorDate: Wed, 3 Aug 2016 13:22:28 -0400
> Committer:  Ingo Molnar <mingo@...nel.org>
> CommitDate: Wed, 10 Aug 2016 15:42:57 +0200
> 
> cpu/hotplug: Prevent alloc/free of irq descriptors during CPU up/down (again)
> 
> Now that Xen no longer allocates irqs in _cpu_up() we can restore
> commit:
> 
>   a89941816726 ("hotplug: Prevent alloc/free of irq descriptors during cpu up/down")
> 
> Signed-off-by: Boris Ostrovsky <boris.ostrovsky@...cle.com>
> Reviewed-by: Juergen Gross <jgross@...e.com>
> Acked-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Anna-Maria Gleixner <anna-maria@...utronix.de>
> Cc: Linus Torvalds <torvalds@...ux-foundation.org>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
> Cc: david.vrabel@...rix.com
> Cc: xen-devel@...ts.xenproject.org
> Link: http://lkml.kernel.org/r/1470244948-17674-3-git-send-email-boris.ostrovsky@oracle.com
> Signed-off-by: Ingo Molnar <mingo@...nel.org>



Since this patch requires
http://marc.info/?l=xen-devel&m=147024499722041&w=2 it may be better to
take it via Xen tree.

-boris


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