From: jamie@jamieiles.com (Jamie Iles)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: pmu: avoid setting IRQ affinity on UP systems
Date: Thu, 17 Feb 2011 16:24:21 +0000 [thread overview]
Message-ID: <20110217162421.GC941@pulham.picochip.com> (raw)
In-Reply-To: <1297771899-23209-1-git-send-email-will.deacon@arm.com>
On Tue, Feb 15, 2011 at 12:11:39PM +0000, Will Deacon wrote:
> Now that we can execute a CONFIG_SMP kernel on a uniprocessor system,
> extra care has to be taken in the PMU IRQ affinity setting code to
> ensure that we don't always fail to initialise.
>
> This patch changes the CPU PMU initialisation code so that when we
> only have a single IRQ, whose affinity can not be changed at the
> controller, we report success (0) rather than -EINVAL.
>
> Cc: Jamie Iles <jamie@jamieiles.com>
> Reported-by: Avik Sil <avik.sil@linaro.org>
> Signed-off-by: Will Deacon <will.deacon@arm.com>
Look good!
Acked-by: Jamie Iles <jamie@jamieiles.com>
Jamie
next prev parent reply other threads:[~2011-02-17 16:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-15 12:11 [PATCH] ARM: pmu: avoid setting IRQ affinity on UP systems Will Deacon
2011-02-17 16:24 ` Jamie Iles [this message]
2011-02-18 15:22 ` Will Deacon
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