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[PATCH] fix typo in memory barrier docs
Fix cut'n'paste typo - &a and &b are used in other examples, in this one the doc uses &u and &v. Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Acked-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1898,7 +1898,7 @@ queue before processing any further requests:
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smp_wmb();
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<A:modify v=2> <C:busy>
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<C:queue v=2>
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p = &b; q = p;
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p = &v; q = p;
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<D:request p>
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<B:modify p=&v> <D:commit p=&v>
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<D:read p>
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