Am 17.01.2019 um 16:33 hat Alberto Garcia geschrieben: > Signed-off-by: Alberto Garcia <[email protected]> > --- > block/stream.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/block/stream.c b/block/stream.c > index 7a49ac0992..39a2e10892 100644 > --- a/block/stream.c > +++ b/block/stream.c > @@ -54,6 +54,14 @@ static int coroutine_fn stream_populate(BlockBackend *blk, > return blk_co_preadv(blk, offset, qiov.size, &qiov, > BDRV_REQ_COPY_ON_READ); > } > > +static void stream_abort(Job *job) > +{ > + StreamBlockJob *s = container_of(job, StreamBlockJob, common.job); > + BlockJob *bjob = &s->common; > + > + bdrv_unfreeze_backing_chain(blk_bs(bjob->blk), s->base); > +}
Like in commit, you can get a double unfreeze here if .abort is called after .prepare returned an error. Kevin
