Thread (1 message) 1 message, 1 author, 2010-05-19

[RFC/PATCH] arm: oprofile: remove locking from suspend/resume

From: Kevin Hilman <hidden>
Date: 2010-05-19 22:44:29
Also in: linux-omap

Russell King - ARM Linux [off-list ref] writes:
On Tue, May 18, 2010 at 05:13:01PM -0700, Kevin Hilman wrote:
quoted
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.
Indeed, I see it is fixed already there.

Sorry for the noise,

Kevin
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