Merge tag 'for-upstream' of https://repo.or.cz/qemu/kevin into staging

Block layer patches

- Fix deadlock in graph modification with iothreads
- mirror: Fix non-converging cases for active mirror
- qapi: Fix BlockdevOptionsNvmeIoUring @path description
- blkio: Set BlockDriver::has_variable_length to false

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# gpg: Signature made Mon 14 Nov 2022 06:02:55 EST
# gpg:                using RSA key DC3DEB159A9AF95D3D7456FE7F09B272C88F2FD6
# gpg:                issuer "kwolf@redhat.com"
# gpg: Good signature from "Kevin Wolf <kwolf@redhat.com>" [full]
# Primary key fingerprint: DC3D EB15 9A9A F95D 3D74  56FE 7F09 B272 C88F 2FD6

* tag 'for-upstream' of https://repo.or.cz/qemu/kevin:
  tests/stream-under-throttle: New test
  block: Start/end drain on correct AioContext
  block-backend: Update ctx immediately after root
  block: Make bdrv_child_get_parent_aio_context I/O
  block/blkio: Set BlockDriver::has_variable_length to false
  qapi/block-core: Fix BlockdevOptionsNvmeIoUring @path description
  iotests/151: Test active requests on mirror start
  iotests/151: Test that active mirror progresses
  block/mirror: Fix NULL s->job in active writes
  block/mirror: Drop mirror_wait_for_any_operation()
  block/mirror: Do not wait for active writes

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

3 files changed, 4 insertions, 3 deletions

diff --git a/include/block/block-global-state.h b/include/block/block-global-state.h
index bb42ed9559..c7bd4a2088 100644
--- a/include/block/block-global-state.h
+++ b/include/block/block-global-state.h
@@ -220,7 +220,6 @@ void coroutine_fn bdrv_co_lock(BlockDriverState *bs);
  */
 void coroutine_fn bdrv_co_unlock(BlockDriverState *bs);
 
-AioContext *bdrv_child_get_parent_aio_context(BdrvChild *c);
 bool bdrv_child_change_aio_context(BdrvChild *c, AioContext *ctx,
                                    GHashTable *visited, Transaction *tran,
                                    Error **errp);
diff --git a/include/block/block-io.h b/include/block/block-io.h
index 770ddeb7c8..b099d7db45 100644
--- a/include/block/block-io.h
+++ b/include/block/block-io.h
@@ -171,6 +171,8 @@ void bdrv_debug_event(BlockDriverState *bs, BlkdebugEvent event);
  */
 AioContext *bdrv_get_aio_context(BlockDriverState *bs);
 
+AioContext *bdrv_child_get_parent_aio_context(BdrvChild *c);
+
 /**
  * Move the current coroutine to the AioContext of @bs and return the old
  * AioContext of the coroutine. Increase bs->in_flight so that draining @bs
diff --git a/include/block/block_int-common.h b/include/block/block_int-common.h
index 5a2cc077a0..31ae91e56e 100644
--- a/include/block/block_int-common.h
+++ b/include/block/block_int-common.h
@@ -911,8 +911,6 @@ struct BdrvChildClass {
                            GHashTable *visited, Transaction *tran,
                            Error **errp);
 
-    AioContext *(*get_parent_aio_context)(BdrvChild *child);
-
     /*
      * I/O API functions. These functions are thread-safe.
      *
@@ -929,6 +927,8 @@ struct BdrvChildClass {
      */
     const char *(*get_name)(BdrvChild *child);
 
+    AioContext *(*get_parent_aio_context)(BdrvChild *child);
+
     /*
      * If this pair of functions is implemented, the parent doesn't issue new
      * requests after returning from .drained_begin() until .drained_end() is