SLUB Use cmpxchg() everywhere. It applies to "SLUB: Single atomic instruction alloc/free using cmpxchg". Signed-off-by: Mathieu Desnoyers <[email protected]> --- mm/slub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: slab/mm/slub.c =================================================================== --- slab.orig/mm/slub.c 2007-08-20 18:42:16.000000000 -0400 +++ slab/mm/slub.c 2007-08-20 18:42:28.000000000 -0400 @@ -1682,7 +1682,7 @@ redo: object[c->offset] = freelist; - if (unlikely(cmpxchg_local(&c->freelist, freelist, object) != freelist)) + if (unlikely(cmpxchg(&c->freelist, freelist, object) != freelist)) goto redo; return; slow: -- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP 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 [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
- References:
- [patch 00/23] cmpxchg_local and cmpxchg64_local implementation
- From: Mathieu Desnoyers <[email protected]>
- [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Mathieu Desnoyers <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Christoph Lameter <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Mathieu Desnoyers <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Christoph Lameter <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Mathieu Desnoyers <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Christoph Lameter <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Mathieu Desnoyers <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Christoph Lameter <[email protected]>
- Re: [patch 01/23] Fall back on interrupt disable in cmpxchg8b on 80386 and 80486
- From: Mathieu Desnoyers <[email protected]>
- [patch 00/23] cmpxchg_local and cmpxchg64_local implementation
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