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| author | Xiong Zhang <xiong.y.zhang@intel.corp-partner.google.com> | 2020-02-03 10:03:17 +0800 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-02-07 15:27:25 +0000 |
| commit | 5c51e052820f6f6a2e65d1bd02ff8eee6a3241a2 (patch) | |
| tree | 5853693de4d80712b63c7ca5fb1f19bf11327de8 /Cargo.toml | |
| parent | bc7728f69b804f6cee6769aa9428e83a8c647bf9 (diff) | |
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Virtio: Add fence(Acquire) after avail_index read
Driver use virtio_wmb() before avail_index updating, here fence() is compared with it, this guarantee that the descriptor_index is read after avail_index. BUG=none TEST=run fio_read and fio_write in guest Change-Id: I6a5e1bc7c915effd433b05aca246302c5a3e313c Signed-off-by: Xiong Zhang <xiong.y.zhang@intel.corp-partner.google.com> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2035079 Reviewed-by: Dylan Reid <dgreid@chromium.org> Tested-by: kokoro <noreply+kokoro@google.com>
Diffstat (limited to 'Cargo.toml')
0 files changed, 0 insertions, 0 deletions