From 6203b11d2a900c60d2ee3c3a980d2c385050eb62 Mon Sep 17 00:00:00 2001 From: yexiao Date: Thu, 10 Feb 2022 21:37:49 +0800 Subject: [PATCH] block/mirror: fix file-system went to read-only after block-mirror config vm disk with prdm, keep the disk writing data continuously during block-mirror, the file-system will went to read-only after block-mirror, fix it. Signed-off-by: caojinhua Signed-off-by: jiangdongxu --- block/mirror.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/mirror.c b/block/mirror.c index cd9d3ad4a8..20b3e8e5d8 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -1774,7 +1774,7 @@ static BlockJob *mirror_start_job( * reads on the top, while disabling it in the intermediate nodes, and make * the backing chain writable. */ mirror_top_bs = bdrv_new_open_driver(&bdrv_mirror_top, filter_node_name, - BDRV_O_RDWR, errp); + BDRV_O_RDWR | BDRV_O_NOCACHE, errp); if (mirror_top_bs == NULL) { return NULL; } -- 2.27.0