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[Qemu-block] [PATCH 1/4] block: Update flags in bdrv_set_read_only()
From: |
Kevin Wolf |
Subject: |
[Qemu-block] [PATCH 1/4] block: Update flags in bdrv_set_read_only() |
Date: |
Tue, 9 Oct 2018 21:35:21 +0200 |
To fully change the read-only state of a node, we must not only change
bs->read_only, but also update bs->open_flags.
Signed-off-by: Kevin Wolf <address@hidden>
---
block.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/block.c b/block.c
index 0d6e5f1a76..d7bd6d29b4 100644
--- a/block.c
+++ b/block.c
@@ -281,6 +281,13 @@ int bdrv_set_read_only(BlockDriverState *bs, bool
read_only, Error **errp)
}
bs->read_only = read_only;
+
+ if (read_only) {
+ bs->open_flags &= ~BDRV_O_RDWR;
+ } else {
+ bs->open_flags |= BDRV_O_RDWR;
+ }
+
return 0;
}
--
2.13.6