From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Taniya Das <tdas@codeaurora.org>
Cc: linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org
Subject: Re: ARM: idle sleep time for hotplugged cpu
Date: Mon, 5 Nov 2012 09:15:33 +0000 [thread overview]
Message-ID: <20121105091533.GB28327@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <50973842.9010708@codeaurora.org>
On Mon, Nov 05, 2012 at 09:23:38AM +0530, Taniya Das wrote:
> I was looking at the arch/arm/process.c:cpu_die, I was wondering why we
> do not exit from NOHZ for a hotplugged/offline cpu?
Offlined CPUs are not supposed to just 'return' from cpu_die(), and
in actual fact they can't.
next prev parent reply other threads:[~2012-11-05 9:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-05 3:53 ARM: idle sleep time for hotplugged cpu Taniya Das
2012-11-05 9:15 ` Russell King - ARM Linux [this message]
2012-11-06 20:24 ` Steve Muckle
2012-11-06 21:00 ` Russell King - ARM Linux
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