[PATCH 12/12] block.c: additional assert qemu in main tread

[Emanuele Giuseppe Esposito <eesposit@redhat.com>]

Add some missing assertion in static functions of block.c

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
---
 block.c               | 2 ++
 block/block-backend.c | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/block.c b/block.c
index 6196c95aae..7961f5a984 100644
--- a/block.c
+++ b/block.c
@@ -5227,6 +5227,7 @@ static int bdrv_replace_node_noperm(BlockDriverState *from,
     BdrvChild *c, *next;
 
     assert(to != NULL);
+    assert(qemu_in_main_thread());
 
     QLIST_FOREACH_SAFE(c, &from->parents, next_parent, next) {
         assert(c->bs == from);
@@ -6767,6 +6768,7 @@ void bdrv_invalidate_cache_all(Error **errp)
 static bool bdrv_has_bds_parent(BlockDriverState *bs, bool only_active)
 {
     BdrvChild *parent;
+    assert(qemu_in_main_thread());
 
     QLIST_FOREACH(parent, &bs->parents, next_parent) {
         if (parent->klass->parent_is_bds) {
diff --git a/block/block-backend.c b/block/block-backend.c
index 9229ff7ca7..048ba83f37 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -754,6 +754,9 @@ BlockDriverState *blk_bs(BlockBackend *blk)
 static BlockBackend *bdrv_first_blk(BlockDriverState *bs)
 {
     BdrvChild *child;
+
+    assert(qemu_in_main_thread());
+
     QLIST_FOREACH(child, &bs->parents, next_parent) {
         if (child->klass == &child_root) {
             return child->opaque;
-- 
2.31.1