From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC/PATCH] arm: oprofile: remove locking from suspend/resume
Date: Wed, 19 May 2010 08:04:59 +0100 [thread overview]
Message-ID: <20100519070459.GA22212@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1274227981-20130-1-git-send-email-khilman@deeprootsystems.com>
On Tue, May 18, 2010 at 05:13:01PM -0700, Kevin Hilman wrote:
> Since oprofile is a sysdev, its suspend/resume methods are called with
> interrupts disabled. Using a mutex (which might sleep) in this atomic
> context is not safe.
It isn't a sysdev anymore. Suggest you take a look at the ARM tree once
in a while.
next prev parent reply other threads:[~2010-05-19 7:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-19 0:13 [RFC/PATCH] arm: oprofile: remove locking from suspend/resume Kevin Hilman
2010-05-19 7:04 ` Russell King - ARM Linux [this message]
2010-05-19 22:44 ` Kevin Hilman
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