On Fri, Mar 22, 2024 at 10:50:09AM +0100, Fiona Ebner wrote: > Previously, bdrv_pad_request() could not deal with a NULL qiov when > a read needed to be aligned. During prefetch, a stream job will pass a > NULL qiov. Add a test case to cover this scenario. > > By accident, also covers a previous race during shutdown, where block > graph changes during iteration in bdrv_flush_all() could lead to > unreferencing the wrong block driver state and an assertion failure > later. > > Signed-off-by: Fiona Ebner <f.eb...@proxmox.com> > --- > > No changes in v3. > New in v2. > > .../tests/stream-unaligned-prefetch | 86 +++++++++++++++++++ > .../tests/stream-unaligned-prefetch.out | 5 ++ > 2 files changed, 91 insertions(+) > create mode 100755 tests/qemu-iotests/tests/stream-unaligned-prefetch > create mode 100644 tests/qemu-iotests/tests/stream-unaligned-prefetch.out
Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
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