The intermediate nodes do work with aio context change, so allow that
operations.
Signed-off-by: Fam Zheng <f...@redhat.com>
---
block/commit.c | 3 ++-
block/mirror.c | 3 ++-
block/stream.c | 3 ++-
3 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/block/commit.c b/block/commit.c
index 91d2c34..c07ee00 100644
--- a/block/commit.c
+++ b/block/commit.c
@@ -365,7 +365,8 @@ void commit_start(const char *job_id, BlockDriverState *bs,
* for its backing file). The other options would be a second filter
* driver above s->base. */
ret = block_job_add_bdrv(&s->common, "intermediate node", iter, 0,
- BLK_PERM_WRITE_UNCHANGED | BLK_PERM_WRITE,
+ BLK_PERM_WRITE_UNCHANGED | BLK_PERM_WRITE |
+ BLK_PERM_AIO_CONTEXT_CHANGE,
errp);
if (ret < 0) {
goto fail;
diff --git a/block/mirror.c b/block/mirror.c
index 164438f..7ab3289 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -1231,7 +1231,8 @@ static void mirror_start_job(const char *job_id,
BlockDriverState *bs,
* also blocked for its backing file). The other options would be a
* second filter driver above s->base (== target). */
ret = block_job_add_bdrv(&s->common, "intermediate node", iter, 0,
- BLK_PERM_WRITE_UNCHANGED | BLK_PERM_WRITE,
+ BLK_PERM_WRITE_UNCHANGED | BLK_PERM_WRITE
|
+ BLK_PERM_AIO_CONTEXT_CHANGE,
errp);
if (ret < 0) {
goto fail;
diff --git a/block/stream.c b/block/stream.c
index 0113710..2fab1f4 100644
--- a/block/stream.c
+++ b/block/stream.c
@@ -265,7 +265,8 @@ void stream_start(const char *job_id, BlockDriverState *bs,
* and resizes. */
for (iter = backing_bs(bs); iter && iter != base; iter = backing_bs(iter))
{
block_job_add_bdrv(&s->common, "intermediate node", iter, 0,
- BLK_PERM_CONSISTENT_READ | BLK_PERM_WRITE_UNCHANGED,
+ BLK_PERM_CONSISTENT_READ | BLK_PERM_WRITE_UNCHANGED
|
+ BLK_PERM_AIO_CONTEXT_CHANGE,
&error_abort);
}
--
2.9.3
