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blk-crypto: fix missing blktrace bio split events

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commit 06d712d297649f48ebf1381d19bd24e942813b37 upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yu Kuai
2025-09-10 14:30:45 +08:00
committed by Greg Kroah-Hartman
parent d4cea3ccd4
commit 79465347fd
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/random.h>
#include <linux/scatterlist.h>
#include <trace/events/block.h>
#include "blk-cgroup.h"
#include "blk-crypto-internal.h"
@@ -231,7 +232,9 @@ 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;
}