[PATCH] SLUB Use cmpxchg() everywhere

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux