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blktrace: use errno instead of bi_status 

In blk_add_trace_spliti() blk_add_trace_bio_remap() use
blk_status_to_errno() to pass the error instead of pasing the bi_status.
This fixes the sparse warning.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Chaitanya Kulkarni 2020-06-04 00:13:28 -07:00 committed by Jens Axboe
parent 15b81ce5ab
commit 48bc3cd3e0
1 changed files with 6 additions and 3 deletions
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9
kernel/trace/blktrace.c
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@ -995,8 +995,10 @@ static void blk_add_trace_split(void *ignore,
__blk_add_trace(bt, bio->bi_iter.bi_sector, __blk_add_trace(bt, bio->bi_iter.bi_sector,
bio->bi_iter.bi_size, bio_op(bio), bio->bi_opf, bio->bi_iter.bi_size, bio_op(bio), bio->bi_opf,
BLK_TA_SPLIT, bio->bi_status, sizeof(rpdu), BLK_TA_SPLIT,
&rpdu, blk_trace_bio_get_cgid(q, bio)); blk_status_to_errno(bio->bi_status),
sizeof(rpdu), &rpdu,
blk_trace_bio_get_cgid(q, bio));
} }
rcu_read_unlock(); rcu_read_unlock();
} }
@ -1033,7 +1035,8 @@ static void blk_add_trace_bio_remap(void *ignore,
r.sector_from = cpu_to_be64(from); r.sector_from = cpu_to_be64(from);
__blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size, __blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size,
bio_op(bio), bio->bi_opf, BLK_TA_REMAP, bio->bi_status, bio_op(bio), bio->bi_opf, BLK_TA_REMAP,
blk_status_to_errno(bio->bi_status),
sizeof(r), &r, blk_trace_bio_get_cgid(q, bio)); sizeof(r), &r, blk_trace_bio_get_cgid(q, bio));
rcu_read_unlock(); rcu_read_unlock();
} }