From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jun'ichi Nomura" Subject: [PATCH 1/2] block: move blk_queue_bypass_{start,end} to include/linux/blkdev.h Date: Thu, 25 Oct 2012 18:41:05 +0900 Message-ID: <50890931.3050906@ce.jp.nec.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: "linux-kernel@vger.kernel.org" , device-mapper development Cc: Vivek Goyal , Tejun Heo , Jens Axboe , Alasdair G Kergon List-Id: dm-devel.ids [PATCH] block: move blk_queue_bypass_{start,end} to include/linux/blkdev.h dm wants to use those functions to control the bypass status of half-initialized device. This patch is a preparation for: [PATCH] dm: stay in blk_queue_bypass until queue becomes initialized Signed-off-by: Jun'ichi Nomura Cc: Vivek Goyal Cc: Tejun Heo Cc: Jens Axboe Cc: Alasdair G Kergon --- block/blk.h | 2 -- include/linux/blkdev.h | 2 ++ 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/block/blk.h b/block/blk.h index ca51543..48bac5b 100644 --- a/block/blk.h +++ b/block/blk.h @@ -26,8 +26,6 @@ void blk_rq_bio_prep(struct request_queue *q, struct request *rq, struct bio *bio); int blk_rq_append_bio(struct request_queue *q, struct request *rq, struct bio *bio); -void blk_queue_bypass_start(struct request_queue *q); -void blk_queue_bypass_end(struct request_queue *q); void blk_dequeue_request(struct request *rq); void __blk_queue_free_tags(struct request_queue *q); bool __blk_end_bidi_request(struct request *rq, int error, diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 1756001..86ba153 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -949,6 +949,8 @@ bool __must_check blk_get_queue(struct request_queue *); struct request_queue *blk_alloc_queue(gfp_t); struct request_queue *blk_alloc_queue_node(gfp_t, int); extern void blk_put_queue(struct request_queue *); +void blk_queue_bypass_start(struct request_queue *q); +void blk_queue_bypass_end(struct request_queue *q); /* * blk_plug permits building a queue of related requests by holding the I/O