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-rw-r--r--block/qcow2.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/block/qcow2.c b/block/qcow2.c
index 23f666d..48f80b6 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;
}