linux-kernel - Re: [Xen-devel] [PATCH] xen/time: Fix incorrect per_cpu accessor in xen_clocksource

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Date:	Fri, 17 Oct 2014 13:45:47 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Boris Ostrovsky <boris.ostrovsky@...cle.com>,
	<david.vrabel@...rix.com>, <konrad.wilk@...cle.com>
CC:	<cl@...ux.com>, <linux-kernel@...r.kernel.org>,
	<xen-devel@...ts.xen.org>
Subject: Re: [Xen-devel] [PATCH] xen/time: Fix incorrect per_cpu accessor
 in xen_clocksource_read()

On 16/10/14 22:02, Boris Ostrovsky wrote:
> Commit 89cbc76768c2 ("x86: Replace __get_cpu_var uses") replaced
> __get_cpu_var() with this_cpu_ptr() in xen_clocksource_read() in such a
> way that instead of accessing a structure pointed to by a per-cpu pointer
> we are trying to get to a per-cpu structure.
> 
> __this_cpu_read() of the pointer is the more appropriate accessor.

Applied, thanks.

David
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