diff options
| author | Bart Van Assche <bart.vanassche@wdc.com> | 2017-11-09 10:49:54 -0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-11-10 19:53:25 -0700 |
| commit | 6a15674d1e90917f1723a814e2e8c949000440f7 (patch) | |
| tree | 3ef924c704f4c3af2713b778508e0af1a67c3154 /include | |
| parent | 055f6e18e08f5b7fd98171fce857a0bad87a919d (diff) | |
block: Introduce blk_get_request_flags()
A side effect of this patch is that the GFP mask that is passed to
several allocation functions in the legacy block layer is changed
from GFP_KERNEL into __GFP_DIRECT_RECLAIM.
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Martin Steigerwald <martin@lichtvoll.de>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/blkdev.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 1437ef4d8037..1af5ddd0f631 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -927,6 +927,9 @@ extern void blk_rq_init(struct request_queue *q, struct request *rq); extern void blk_init_request_from_bio(struct request *req, struct bio *bio); extern void blk_put_request(struct request *); extern void __blk_put_request(struct request_queue *, struct request *); +extern struct request *blk_get_request_flags(struct request_queue *, + unsigned int op, + unsigned int flags); extern struct request *blk_get_request(struct request_queue *, unsigned int op, gfp_t gfp_mask); extern void blk_requeue_request(struct request_queue *, struct request *); |