init_blk_migration_it() skips drives with type hint BDRV_TYPE_CDROM.
The intention is to skip read-only drives. However, BDRV_TYPE_CDROM
is only a hint. It is currently sufficent for read-only. But it's
not necessary, and it may not remain sufficient.
Use bdrv_is_read_only() instead.
Signed-off-by: Markus Armbruster <arm...@redhat.com>
---
block-migration.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/block-migration.c b/block-migration.c
index 7d04d6d..7337349 100644
--- a/block-migration.c
+++ b/block-migration.c
@@ -236,7 +236,7 @@ static void init_blk_migration_it(void *opaque,
BlockDriverState *bs)
BlkMigDevState *bmds;
int64_t sectors;
- if (bs->type == BDRV_TYPE_HD) {
+ if (!bdrv_is_read_only(bs)) {
sectors = bdrv_getlength(bs) >> BDRV_SECTOR_BITS;
if (sectors == 0) {
return;
--
1.6.6.1
