diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-12-03 17:21:38 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-12-04 09:42:00 -0700 |
| commit | 1c02fca620f7273b597591065d366e2cca948d8f (patch) | |
| tree | 1cc26fdd58666673fe42711b6380ee3a3abb9265 /kernel/trace | |
| parent | eb6f7f7cd3af0f67ce57b21fab1bc64beb643581 (diff) | |
block: remove the request_queue argument to the block_bio_remap tracepoint
The request_queue can trivially be derived from the bio.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'kernel/trace')
| -rw-r--r-- | kernel/trace/blktrace.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 3ca6d62114f4..405637144a03 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -993,20 +993,16 @@ static void blk_add_trace_split(void *ignore, struct bio *bio, unsigned int pdu) /** * 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 - * @dev: target device + * @dev: source device * @from: source sector * - * Description: - * Device mapper or raid target sometimes need to split a bio because - * it spans a stripe (or similar). Add a trace for that action. - * + * Called after a bio is remapped to a different device and/or sector. **/ -static void blk_add_trace_bio_remap(void *ignore, - struct request_queue *q, struct bio *bio, - dev_t dev, sector_t from) +static void blk_add_trace_bio_remap(void *ignore, struct bio *bio, dev_t dev, + sector_t from) { + struct request_queue *q = bio->bi_disk->queue; struct blk_trace *bt; struct blk_io_trace_remap r; |