x86: implement atomic64_t on 32-bit
authorIngo Molnar <mingo@elte.hu>
Sun, 14 Dec 2008 19:22:35 +0000 (20:22 +0100)
committerIngo Molnar <mingo@elte.hu>
Sun, 14 Dec 2008 19:30:47 +0000 (20:30 +0100)
Impact: new API

Implement the atomic64_t APIs on 32-bit as well. Will be used by
the performance counters code.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

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