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Commit d07335e5 authored by Mike Snitzer's avatar Mike Snitzer Committed by Jens Axboe
Browse files

block: Rename "block_remap" tracepoint to "block_bio_remap" to clarify the event. 



Signed-off-by: default avatarKiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: default avatarJun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
Signed-off-by: default avatarJens Axboe <jaxboe@fusionio.com>
parent 5fbf8563

block/blk-core.c

+5 −5
Original line number Diff line number Diff line
@@ -33,7 +33,7 @@ 


#include "blk.h"



EXPORT_TRACEPOINT_SYMBOL_GPL(block_remap);

EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_remap);

EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap);

EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
@@ -1329,7 +1329,7 @@ static inline void blk_partition_remap(struct bio *bio) 
		bio->bi_sector += p->start_sect;

		bio->bi_bdev = bdev->bd_contains;



		trace_block_remap(bdev_get_queue(bio->bi_bdev), bio,

		trace_block_bio_remap(bdev_get_queue(bio->bi_bdev), bio,

				      bdev->bd_dev,

				      bio->bi_sector - p->start_sect);

	}
@@ -1500,7 +1500,7 @@ static inline void __generic_make_request(struct bio *bio) 
			goto end_io;



		if (old_sector != -1)

			trace_block_remap(q, bio, old_dev, old_sector);

			trace_block_bio_remap(q, bio, old_dev, old_sector);



		old_sector = bio->bi_sector;

		old_dev = bio->bi_bdev->bd_dev;

drivers/md/dm.c

+2 −2
Original line number Diff line number Diff line
@@ -990,7 +990,7 @@ static void __map_bio(struct dm_target *ti, struct bio *clone, 
	if (r == DM_MAPIO_REMAPPED) {

		/* the bio has been remapped so dispatch it */



		trace_block_remap(bdev_get_queue(clone->bi_bdev), clone,

		trace_block_bio_remap(bdev_get_queue(clone->bi_bdev), clone,

				      tio->io->bio->bi_bdev->bd_dev, sector);



		generic_make_request(clone);

include/trace/events/block.h

+3 −3
Original line number Diff line number Diff line
@@ -486,16 +486,16 @@ TRACE_EVENT(block_split, 
);



/**

 * block_remap - map request for a partition to the raw device

 * block_bio_remap - map request for a logical device to the raw device

 * @q: queue holding the operation

 * @bio: revised operation

 * @dev: device for the operation

 * @from: original sector for the operation

 *

 * An operation for a partition on a block device has been mapped to the

 * An operation for a logical device has been mapped to the

 * raw block device.

 */

TRACE_EVENT(block_remap,

TRACE_EVENT(block_bio_remap,



	TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev,

		 sector_t from),

kernel/trace/blktrace.c

+6 −6
Original line number Diff line number Diff line
@@ -887,7 +887,7 @@ static void blk_add_trace_split(void *ignore, 
}



/**

 * blk_add_trace_remap - Add a trace for a remap operation

 * blk_add_trace_bio_remap - Add a trace for a bio-remap operation

 * @ignore:	trace callback data parameter (not used)

 * @q:		queue the io is for

 * @bio:	the source bio
@@ -899,7 +899,7 @@ static void blk_add_trace_split(void *ignore, 
 *     it spans a stripe (or similar). Add a trace for that action.

 *

 **/

static void blk_add_trace_remap(void *ignore,

static void blk_add_trace_bio_remap(void *ignore,

				    struct request_queue *q, struct bio *bio,

				    dev_t dev, sector_t from)

{
@@ -1016,7 +1016,7 @@ static void blk_register_tracepoints(void) 
	WARN_ON(ret);

	ret = register_trace_block_split(blk_add_trace_split, NULL);

	WARN_ON(ret);

	ret = register_trace_block_remap(blk_add_trace_remap, NULL);

	ret = register_trace_block_bio_remap(blk_add_trace_bio_remap, NULL);

	WARN_ON(ret);

	ret = register_trace_block_rq_remap(blk_add_trace_rq_remap, NULL);

	WARN_ON(ret);
@@ -1025,7 +1025,7 @@ static void blk_register_tracepoints(void) 
static void blk_unregister_tracepoints(void)

{

	unregister_trace_block_rq_remap(blk_add_trace_rq_remap, NULL);

	unregister_trace_block_remap(blk_add_trace_remap, NULL);

	unregister_trace_block_bio_remap(blk_add_trace_bio_remap, NULL);

	unregister_trace_block_split(blk_add_trace_split, NULL);

	unregister_trace_block_unplug_io(blk_add_trace_unplug_io, NULL);

	unregister_trace_block_unplug_timer(blk_add_trace_unplug_timer, NULL);