Commit 06d712d2 authored by Yu Kuai's avatar Yu Kuai Committed by Jens Axboe
Browse files

blk-crypto: fix missing blktrace bio split events 



trace_block_split() is missing, resulting in blktrace inability to catch
BIO split events and making it harder to analyze the BIO sequence.

Cc: stable@vger.kernel.org
Fixes: 488f6682 ("block: blk-crypto-fallback for Inline Encryption")
Signed-off-by: default avatarYu Kuai <yukuai3@huawei.com>
Reviewed-by: default avatarBart Van Assche <bvanassche@acm.org>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 22f16621

block/blk-crypto-fallback.c

+3 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 
#include <linux/module.h>

#include <linux/random.h>

#include <linux/scatterlist.h>

#include <trace/events/block.h>



#include "blk-cgroup.h"

#include "blk-crypto-internal.h"
@@ -230,7 +231,9 @@ static bool blk_crypto_fallback_split_bio_if_needed(struct bio **bio_ptr) 
			bio->bi_status = BLK_STS_RESOURCE;

			return false;

		}



		bio_chain(split_bio, bio);

		trace_block_split(split_bio, bio->bi_iter.bi_sector);

		submit_bio_noacct(bio);

		*bio_ptr = split_bio;

	}