Messages in this thread Patch in this message | | | Date | Thu, 21 Dec 2006 14:46:52 -0500 | From | Mathieu Desnoyers <> | Subject | Re: [Ltt-dev] [PATCH 10/10] local_t : x86_64 : local_add_return |
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local_add_return should also deal with the removed volatile from local_t.
Inspired from atomic_t modifications : it must use the local_t both as input and output.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
--- a/include/asm-x86_64/local.h +++ b/include/asm-x86_64/local.h @@ -136,8 +136,8 @@ static __inline__ long local_add_return( long __i = i; __asm__ __volatile__( "xaddq %0, %1;" - :"=r"(i) - :"m"(l->a.counter), "0"(i)); + :"+r" (i), "+m" (l->a.counter) + : : "memory"); return i + __i; } -- OpenPGP public key: http://krystal.dyndns.org:8080/key/compudj.gpg Key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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