Merge tag 'pull-aspeed-20231025' of https://github.com/legoater/qemu into staging

[mirror_qemu.git] / block.c

diff --git a/block.c b/block.c
index d1a3466069f963c8bc0a64471b56f089dd1807e8..f9cf05ddcfc0ecc5dbbd3e0d54ec596b9272442c 100644 (file)
--- a/block.c
+++ b/block.c
@@ -320,8 +320,6 @@ int bdrv_apply_auto_read_only(BlockDriverState *bs, const char *errmsg,
     int ret = 0;
     IO_CODE();
 
-    assume_graph_lock(); /* FIXME */
-
     if (!(bs->open_flags & BDRV_O_RDWR)) {
         return 0;
     }
@@ -1908,7 +1906,9 @@ static int bdrv_open_common(BlockDriverState *bs, BlockBackend *file,
 
     if (use_bdrv_whitelist && !bdrv_is_whitelisted(drv, ro)) {
         if (!ro && bdrv_is_whitelisted(drv, true)) {
+            bdrv_graph_rdlock_main_loop();
             ret = bdrv_apply_auto_read_only(bs, NULL, NULL);
+            bdrv_graph_rdunlock_main_loop();
         } else {
             ret = -ENOTSUP;
         }
@@ -2973,6 +2973,8 @@ static void bdrv_child_free(BdrvChild *child)
 {
     assert(!child->bs);
     GLOBAL_STATE_CODE();
+    GRAPH_RDLOCK_GUARD_MAINLOOP();
+
     assert(!child->next.le_prev); /* not in children list */
 
     g_free(child->name);
@@ -7251,8 +7253,6 @@ bool bdrv_op_is_blocked(BlockDriverState *bs, BlockOpType op, Error **errp)
     BdrvOpBlocker *blocker;
     GLOBAL_STATE_CODE();
 
-    assume_graph_lock(); /* FIXME */
-
     assert((int) op >= 0 && op < BLOCK_OP_TYPE_MAX);
     if (!QLIST_EMPTY(&bs->op_blockers[op])) {
         blocker = QLIST_FIRST(&bs->op_blockers[op]);