]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
Add cmpxchg_local to ppc
authorGunnar Larisch <gl@denx.de>
Thu, 7 Feb 2008 08:16:22 +0000 (00:16 -0800)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Thu, 7 Feb 2008 16:42:32 +0000 (08:42 -0800)
commit85fdbe1b4b33b797321bfadf706b355e7cca6165
treebb24d49bb9cc2167742af843718587b408ad71e2
parentdf80c8c5679c4e6c72e694525d76a9f26d5f33dc
Add cmpxchg_local to ppc

Add a local processor version of cmpxchg for ppc.

Implements __cmpxchg_u32_local and uses it for 32 bits cmpxchg_local.
It uses the non NMI safe cmpxchg_local_generic for 1, 2 and 8 bytes
cmpxchg_local.

Signed-off-by: Gunnar Larisch <gl@denx.de>
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Kumar Gala <galak@gate.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
include/asm-ppc/system.h