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authorKevin Wolf <kwolf@redhat.com>2023-02-03 16:22:01 +0100
committerKevin Wolf <kwolf@redhat.com>2023-02-23 19:49:32 +0100
commit167f748d8c1300196ac55fe3eef5518bf7b1f949 (patch)
treed3f3fdaa356b73219a4f99782af20e93e9ec412f /block
parent48aef7944090fdddd6a89e07b790798cf31b56a4 (diff)
block: Mark bdrv_*_dirty_bitmap() and callers GRAPH_RDLOCK
This adds GRAPH_RDLOCK annotations to declare that callers of bdrv_*_dirty_bitmap() need to hold a reader lock for the graph. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Message-Id: <20230203152202.49054-23-kwolf@redhat.com> Reviewed-by: Emanuele Giuseppe Esposito <eesposit@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/dirty-bitmap.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 1e7aee4010..13a1979755 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -394,6 +394,7 @@ int coroutine_fn
bdrv_co_remove_persistent_dirty_bitmap(BlockDriverState *bs, const char *name,
Error **errp)
{
+ assert_bdrv_graph_readable();
if (bs->drv && bs->drv->bdrv_co_remove_persistent_dirty_bitmap) {
return bs->drv->bdrv_co_remove_persistent_dirty_bitmap(bs, name, errp);
}
@@ -415,6 +416,7 @@ bdrv_co_can_store_new_dirty_bitmap(BlockDriverState *bs, const char *name,
uint32_t granularity, Error **errp)
{
BlockDriver *drv = bs->drv;
+ assert_bdrv_graph_readable();
if (!drv) {
error_setg_errno(errp, ENOMEDIUM,