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(parent: 1e29a00) | patch
Introduce proper compiler barrier
authorJan Kiszka <jan.kiszka@siemens.com>
Fri, 25 Jun 2010 14:56:49 +0000 (16:56 +0200)
committerAurelien Jarno <aurelien@aurel32.net>
Thu, 22 Jul 2010 03:52:08 +0000 (05:52 +0200)
commit1d93f0f03d4d911fdf1dc4ef529d8b2a0c0765f2
tree843739dbf41d3162ea8c25d8603d6797c0a7ac9ctree | snapshot
parent1e29a009e35f2184236d09f45e58bc6a954074c6commit | diff
Introduce proper compiler barrier

Define barrier() as optimization barrier and replace (potentially
unreliable) asm("") fences.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
cpu-exec.c diff | blob | history
qemu-barrier.h diff | blob | history
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