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SubjectRe: [PATCH] move xchg/cmpxchg to atomic.h
   Date: Tue, 2 Jan 2001 11:22:42 +0000
From: Matthew Wilcox <matthew@wil.cx>

We really can't. We _only_ have load-and-zero. And it has to be
16-byte aligned. xchg() is just not something the CPU implements.

Oh bugger... you do have real problems.

Later,
David S. Miller
davem@redhat.com
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