block: add REQ_DRV bit
authorChristoph Hellwig <hch@lst.de>
Thu, 2 Nov 2017 18:29:49 +0000 (21:29 +0300)
committerJens Axboe <axboe@kernel.dk>
Fri, 3 Nov 2017 16:31:48 +0000 (10:31 -0600)
commit96222bcc732d0504363dc772637c50e53b4bd41e
treecb3ac9b2e8a633caceaaedeb4fa6e019925db9cc
parent8977f563845bdd61fc61c4dfb399270b7d5667c6
block: add REQ_DRV bit

Set aside a bit in the request/bio flags for driver use.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
include/linux/blk_types.h