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blk-crypto: fix missing blktrace bio split events

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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: 488f6682c8 ("block: blk-crypto-fallback for Inline Encryption")
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Yu Kuai
2025-09-10 14:30:45 +08:00
committed by Jens Axboe
parent 22f166218f
commit 06d712d297
1 changed files with 3 additions and 0 deletions
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3
block/blk-crypto-fallback.c
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@@ -18,6 +18,7 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/random.h> #include <linux/random.h>
#include <linux/scatterlist.h> #include <linux/scatterlist.h>
#include <trace/events/block.h>
#include "blk-cgroup.h" #include "blk-cgroup.h"
#include "blk-crypto-internal.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; bio->bi_status = BLK_STS_RESOURCE;
return false; return false;
} }
bio_chain(split_bio, bio); bio_chain(split_bio, bio);
trace_block_split(split_bio, bio->bi_iter.bi_sector);
submit_bio_noacct(bio); submit_bio_noacct(bio);
*bio_ptr = split_bio; *bio_ptr = split_bio;
} }