On 06.04.20 16:34, Alberto Garcia wrote: > When issuing a compressed write request the number of bytes must be a > multiple of the cluster size or reach the end of the last cluster. > > With the current code such requests are allowed and we hit an > assertion: > > $ qemu-img create -f qcow2 img.qcow2 1M > $ qemu-io -c 'write -c 0 32k' img.qcow2 > > qemu-io: block/qcow2.c:4257: qcow2_co_pwritev_compressed_task: > Assertion `bytes == s->cluster_size || (bytes < s->cluster_size && > (offset + bytes == bs->total_sectors << BDRV_SECTOR_BITS))' > failed. > Aborted > > This patch fixes a regression introduced in 0d483dce38 > > Signed-off-by: Alberto Garcia <[email protected]> > --- > block/qcow2.c | 5 +++++ > 1 file changed, 5 insertions(+)
Thanks, applied to my block branch: https://git.xanclic.moe/XanClic/qemu/commits/branch/block Max
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