block: drop BlockBackendRootState::read_only
commit260242a833d0cdfba5d9988169f2dc89946809a2
authorVladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Thu, 27 May 2021 15:40:56 +0000 (27 18:40 +0300)
committerKevin Wolf <kwolf@redhat.com>
Wed, 2 Jun 2021 12:23:20 +0000 (2 14:23 +0200)
tree7af42d671f4f3aa153a1740e1a978a931bac7537
parent975da073748ecb271d8ba2a7711ff46a8c6d8366
block: drop BlockBackendRootState::read_only

Instead of keeping additional boolean field, let's store the
information in BDRV_O_RDWR bit of BlockBackendRootState::open_flags.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210527154056.70294-4-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/block-backend.c
blockdev.c
include/block/block_int.h