From: David S. Miller <davem@davemloft.net>
Date: Thu, 2 Nov 2006 00:30:39 +0000 (-0800)
Subject: [SPARC64]: Fix futex_atomic_cmpxchg_inatomic implementation.
X-Git-Tag: v2.6.19-rc5~69^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7fed9d75074f7c243ec8ff2c55d04de2839a6f6;p=pandora-kernel.git

[SPARC64]: Fix futex_atomic_cmpxchg_inatomic implementation.

I copied the logic from ll/sc arch implementations, but that
was wrong and makes no sense at all.  Just do a straight
compare-exchange instruction, just like x86.

Based upon bug reports from Dennis Gilmore and Fabio Massimo.

Signed-off-by: David S. Miller <davem@davemloft.net>
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