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oprofile: fix memory ordering
authorNick Piggin <npiggin@suse.de>
Thu, 23 Oct 2008 14:25:54 +0000 (16:25 +0200)
committerRobert Richter <robert.richter@amd.com>
Mon, 27 Oct 2008 18:15:41 +0000 (19:15 +0100)
Regular bitops don't work as locks on all architectures.

Also: can use non-atomic unlock as no concurrent stores to the word.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Robert Richter <robert.richter@amd.com>

No differences found
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