John Baldwin 55d79ad0db The x86 atomic operations are already locked, so they do not need an
additional locked instruction to guarantee a write barrier for the acquire
variants.

Approved by:	dfr
Pointy hat to:	jhb
2000-10-28 00:28:15 +00:00
..
2000-10-20 07:58:15 +00:00
2000-10-16 19:49:30 +00:00