tree b3392f8dc1db4707e19e260e8b2b71f5c2145eae
parent 3ccfc65c5004e5fe5cfbffe43b8acc686680b53e
author David S. Miller <davem@davemloft.net> 1162427439 -0800
committer David S. Miller <davem@davemloft.net> 1162427439 -0800

[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>