> Discard is a special type of request that can have non-contiguous > bios. > Imagine we have a request with starting sector 0 and length 1024, > so read or write means [0, 1024) range in the file. For discard this > request can have 2 bios [0, 512) and [1024, 1536), but we always > discarded [0, 1024). > Set max_discard_segments to 1 to avoid such merges. > > https://virtuozzo.atlassian.net/browse/VSTOR-154159 > Fixes: 222b6f1291c1 ("dm-qcow2: Introduce driver to create block devices over > QCOW2 files") > Feature: dm-qcow2: block device over QCOW2 files driver > Signed-off-by: Andrey Zhadchenko <[email protected]>
Sashiko has reviewed this patch and found no issues. It looks great! -- Sashiko AI review ยท https://sashiko.vzint.dev/#/patchset/[email protected]?part=1 _______________________________________________ Devel mailing list [email protected] https://lists.openvz.org/mailman/listinfo/devel
