On Mon, Apr 10, 2017 at 11:05:34PM +0800, Fam Zheng wrote: > The fact that the bs->aio_context is changing can confuse the dataplane > iothread, because of the now fine granularity aio context lock. > bdrv_drain should rather be a bdrv_drained_begin/end pair, but since > bs->aio_context is changing, we can just use aio_disable_external and > bdrv_parent_drained_begin. > > Reported-by: Ed Swierk <[email protected]> > Signed-off-by: Fam Zheng <[email protected]> > --- > block.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-)
Reviewed-by: Stefan Hajnoczi <[email protected]>
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