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block: move blk_queue_bypass_{start,end} to include/linux/blkdev.h

PATCH Applied Jun'ichi Nomura 2 participants 2 messages Oct 25, 2012

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Block layer Device mapper
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Jun'ichi Nomura

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#0 lore raw

PATCH 1/2 block: move blk_queue_bypass_{start,end} to include/linux/blkdev.h

[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 <[email protected]>
Cc Vivek Goyal <[email protected]>
Cc Tejun Heo <[email protected]>
Cc Jens Axboe <[email protected]>
Cc Alasdair G Kergon <[email protected]>
---
 block/blk.h            |    2 --
 include/linux/blkdev.h |    2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)
block/blk.h +0 -2
index ca51543..48bac5b 100644
@@ -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,
include/linux/blkdev.h +2 -0
index 1756001..86ba153 100644
@@ -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
maintainer Applied
#1 lore raw
Quoted 7 lines · Jun'ichi Nomura

[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

Applied. The previous state of private blk.h declaration but the symbols exported was wrong, too.

Signature · 1 line
Jens Axboe