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| author | Bart Van Assche <bvanassche@acm.org> | 2022-07-14 21:06:36 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-07-14 21:14:30 +0300 |
| commit | 22c80aac882f712897b88b7ea8f5a74ea19019df (patch) | |
| tree | 4a5509b7adc65e7c6861d1c30678b29c6dd0027b /kernel/trace | |
| parent | d625fecd8af84ac669075caf1941ff0d1995de56 (diff) | |
| download | linux-22c80aac882f712897b88b7ea8f5a74ea19019df.tar.xz | |
blktrace: Trace remapped requests correctly
Trace the remapped operation and its flags instead of only the data
direction of remapped operations. This issue was detected by analyzing
the warnings reported by sparse related to the new blk_opf_t type.
Reviewed-by: Jun'ichi Nomura <junichi.nomura@nec.com>
Cc: Mike Snitzer <snitzer@kernel.org>
Cc: Mike Christie <michael.christie@oracle.com>
Cc: Li Zefan <lizf@cn.fujitsu.com>
Cc: Chaitanya Kulkarni <kch@nvidia.com>
Fixes: 1b9a9ab78b0a ("blktrace: use op accessors")
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20220714180729.1065367-11-bvanassche@acm.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'kernel/trace')
| -rw-r--r-- | kernel/trace/blktrace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 4752bda1b1a0..4327b51da403 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -1058,7 +1058,7 @@ static void blk_add_trace_rq_remap(void *ignore, struct request *rq, dev_t dev, r.sector_from = cpu_to_be64(from); __blk_add_trace(bt, blk_rq_pos(rq), blk_rq_bytes(rq), - rq_data_dir(rq), 0, BLK_TA_REMAP, 0, + req_op(rq), rq->cmd_flags, BLK_TA_REMAP, 0, sizeof(r), &r, blk_trace_request_get_cgid(rq)); rcu_read_unlock(); } |