Commit fd452021 authored by Kevin Wolf's avatar Kevin Wolf
Browse files

block: Set BDRV_O_ALLOW_RDWR during rw reopen 



Reopening an image should be consistent with opening it, so we should
set BDRV_O_ALLOW_RDWR for any image that is reopened read-write like in
bdrv_open_inherit().

Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Reviewed-by: default avatarJeff Cody <jcody@redhat.com>
Reviewed-by: default avatarJohn Snow <jsnow@redhat.com>
parent 54a32bfe

block.c

+4 −1
Original line number Diff line number Diff line
@@ -2729,8 +2729,11 @@ static BlockReopenQueue *bdrv_reopen_queue_child(BlockReopenQueue *bs_queue, 
    bdrv_join_options(bs, options, old_options);

    QDECREF(old_options);



    /* bdrv_open() masks this flag out */

    /* bdrv_open_inherit() sets and clears some additional flags internally */

    flags &= ~BDRV_O_PROTOCOL;

    if (flags & BDRV_O_RDWR) {

        flags |= BDRV_O_ALLOW_RDWR;

    }



    QLIST_FOREACH(child, &bs->children, next) {

        QDict *new_child_options;