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authorShaohua Li <shli@fusionio.com>2013-11-19 18:57:24 -0700
committerJens Axboe <axboe@kernel.dk>2013-11-19 19:00:45 -0700
commitf02b9ac35a47dff745c7637fbc095f01cc03646e (patch)
tree3615c099998adb4d8b65681acb16d9b060b1ee89 /block
parent94eddfbeaafa3e8040a2c47d370dea0e58e76941 (diff)
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virtio-blk: virtqueue_kick() must be ordered with other virtqueue operations
It isn't safe to call it without holding the vblk->vq_lock. Reported-by: Dave Chinner <david@fromorbit.com> Signed-off-by: Shaohua Li <shli@fusionio.com> Fixed another condition of virtqueue_kick() not holding the lock. Signed-off-by: Jens Axboe <axboe@kernel.dk>
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