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authorEric Blake <eblake@redhat.com>2020-04-28 14:26:48 -0500
committerMax Reitz <mreitz@redhat.com>2020-05-05 13:17:36 +0200
commitee1244a2e96288ba3c2f3a9a82b97f5617939d9f (patch)
tree3b942ae46bdcd448b351cb401ee4fc2d526c20ea /block
parent7fa140abf69675b7b83af32de07fa8075c1da298 (diff)
qcow2: Tweak comment about bitmaps vs. resize
Our comment did not actually match the code. Rewrite the comment to be less sensitive to any future changes to qcow2-bitmap.c that might implement scenarios that we currently reject. Signed-off-by: Eric Blake <eblake@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Message-Id: <20200428192648.749066-4-eblake@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/qcow2.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/qcow2.c b/block/qcow2.c
index 3e8b3d022b..ad934109a8 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -3999,7 +3999,7 @@ static int coroutine_fn qcow2_co_truncate(BlockDriverState *bs, int64_t offset,
goto fail;
}
- /* cannot proceed if image has bitmaps */
+ /* See qcow2-bitmap.c for which bitmap scenarios prevent a resize. */
if (qcow2_truncate_bitmaps_check(bs, errp)) {
ret = -ENOTSUP;
goto fail;