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| author | Michael S. Tsirkin <mst@redhat.com> | 2009-10-26 15:17:15 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-10-30 08:39:34 -0500 |
| commit | 79758e95d7f018dabd726bf7eb8cdd087692410c (patch) | |
| tree | 2cf8a7cf6696a35bb3e0f8ad3d9bf8df48894c0b /hw/msix.c | |
| parent | 1e5b9d2fccb205ed8fc84fb38945b8fb3d225640 (diff) | |
| download | qemu-79758e95d7f018dabd726bf7eb8cdd087692410c.zip qemu-79758e95d7f018dabd726bf7eb8cdd087692410c.tar.gz qemu-79758e95d7f018dabd726bf7eb8cdd087692410c.tar.bz2 | |
qemu/virtio: make wmb compiler barrier + comments
wmb must be at least a compiler barrier, even without SMP.
Further, we likely need some rmb()/mb() as well:
I have not audited the code but lguest has mb(),
add a comment for now.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/msix.c')
0 files changed, 0 insertions, 0 deletions