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arch/tile: Fix atomic_read() definition to use ACCESS_ONCE
author
Chris Metcalf
<cmetcalf@tilera.com>
Fri, 25 Feb 2011 13:46:38 +0000
(08:46 -0500)
committer
Chris Metcalf
<cmetcalf@tilera.com>
Fri, 25 Feb 2011 13:46:38 +0000
(08:46 -0500)
This adds the volatile cast which forces the compiler to emit the load.
Suggested by Peter Zijlstra <peterz@infradead.org>.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
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git.openpandora.org / pandora-kernel.git / commitdiff