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block: add bdrv_set_read_only() helper function

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We have a helper wrapper for checking for the BDS read_only flag,
add a helper wrapper to set the read_only flag as well.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 9b18972d05f5fa2ac16c014f0af98d680553048d.1491597120.git.jcody@redhat.com
This commit is contained in:
Jeff Cody 2017-04-07 16:55:25 -04:00
parent a98f49f46a
commit fe5241bfe3
7 changed files with 12 additions and 6 deletions
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include/block/block.h
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@ -434,6 +434,7 @@ int bdrv_is_allocated_above(BlockDriverState *top, BlockDriverState *base,
int64_t sector_num, int nb_sectors, int *pnum);
bool bdrv_is_read_only(BlockDriverState *bs);
void bdrv_set_read_only(BlockDriverState *bs, bool read_only);
bool bdrv_is_sg(BlockDriverState *bs);
bool bdrv_is_inserted(BlockDriverState *bs);
int bdrv_media_changed(BlockDriverState *bs);