diff options
| -rw-r--r-- | block/qcow2.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/block/qcow2.c b/block/qcow2.c index 23f666d4ae..48f80b6a7b 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -981,9 +981,6 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags, } bs->encrypted = 1; - - /* Encryption works on a sector granularity */ - bs->request_alignment = BDRV_SECTOR_SIZE; } s->l2_bits = s->cluster_bits - 3; /* L2 is always one cluster */ @@ -1202,6 +1199,10 @@ static void qcow2_refresh_limits(BlockDriverState *bs, Error **errp) { BDRVQcow2State *s = bs->opaque; + if (bs->encrypted) { + /* Encryption works on a sector granularity */ + bs->request_alignment = BDRV_SECTOR_SIZE; + } bs->bl.pwrite_zeroes_alignment = s->cluster_size; } |