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-rw-r--r--blockdev.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/blockdev.c b/blockdev.c
index 32b04b4..8141b6b 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -411,7 +411,6 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
bdrv_flags |= BDRV_O_NO_FLUSH;
}
-#ifdef CONFIG_LINUX_AIO
if ((buf = qemu_opt_get(opts, "aio")) != NULL) {
if (!strcmp(buf, "native")) {
bdrv_flags |= BDRV_O_NATIVE_AIO;
@@ -422,7 +421,6 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
goto early_err;
}
}
-#endif
if ((buf = qemu_opt_get(opts, "format")) != NULL) {
if (is_help_option(buf)) {
@@ -1546,7 +1544,7 @@ static void external_snapshot_commit(BlkTransactionState *common)
/* We don't need (or want) to use the transactional
* bdrv_reopen_multiple() across all the entries at once, because we
* don't want to abort all of them if one of them fails the reopen */
- bdrv_reopen(state->new_bs, state->new_bs->open_flags & ~BDRV_O_RDWR,
+ bdrv_reopen(state->old_bs, state->old_bs->open_flags & ~BDRV_O_RDWR,
NULL);
aio_context_release(state->aio_context);
@@ -2508,7 +2506,7 @@ void qmp_drive_backup(const char *device, const char *target,
/* See if we have a backing HD we can use to create our new image
* on top of. */
if (sync == MIRROR_SYNC_MODE_TOP) {
- source = bs->backing_hd;
+ source = backing_bs(bs);
if (!source) {
sync = MIRROR_SYNC_MODE_FULL;
}
@@ -2716,7 +2714,7 @@ void qmp_drive_mirror(const char *device, const char *target,
}
flags = bs->open_flags | BDRV_O_RDWR;
- source = bs->backing_hd;
+ source = backing_bs(bs);
if (!source && sync == MIRROR_SYNC_MODE_TOP) {
sync = MIRROR_SYNC_MODE_FULL;
}
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