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| author | David Turner <digit@android.com> | 2010-09-10 14:22:27 +0200 |
|---|---|---|
| committer | David 'Digit' Turner <digit@android.com> | 2010-09-13 00:30:35 -0700 |
| commit | 24cd25ab654ab829ba8e9c0c634db50ed28f325a (patch) | |
| tree | 3f419ac1f48b435e95b466419a38127988e1ab38 /qemu-barrier.h | |
| parent | 315ceb8a16eb7a2102fee4946898e7b8a202e86a (diff) | |
| download | external_qemu-24cd25ab654ab829ba8e9c0c634db50ed28f325a.zip external_qemu-24cd25ab654ab829ba8e9c0c634db50ed28f325a.tar.gz external_qemu-24cd25ab654ab829ba8e9c0c634db50ed28f325a.tar.bz2 | |
upstream: cpu-exec.c changes
Diffstat (limited to 'qemu-barrier.h')
| -rw-r--r-- | qemu-barrier.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/qemu-barrier.h b/qemu-barrier.h new file mode 100644 index 0000000..b77fce2 --- /dev/null +++ b/qemu-barrier.h @@ -0,0 +1,10 @@ +#ifndef __QEMU_BARRIER_H +#define __QEMU_BARRIER_H 1 + +/* FIXME: arch dependant, x86 version */ +#define smp_wmb() asm volatile("" ::: "memory") + +/* Compiler barrier */ +#define barrier() asm volatile("" ::: "memory") + +#endif |