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ARM: CPU hotplug: ensure correct ordering of unplug
authorRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 30 Nov 2010 12:21:30 +0000 (12:21 +0000)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Mon, 20 Dec 2010 15:09:11 +0000 (15:09 +0000)
Don't call idle_task_exit() with interrupts disabled, and ensure
that we have a memory barrier after interrupts are disabled but
before signalling that this CPU has shut down.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/kernel/smp.c patch | blob | history

diff --cc arch/arm/kernel/smp.c
Simple merge
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