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authorChristoph Hellwig <hch@lst.de>2021-10-18 10:45:18 +0200
committerJens Axboe <axboe@kernel.dk>2021-10-19 05:54:57 -0600
commit8a7d267b4a2c71a5ff5dd9046abea7117c7d0ac2 (patch)
tree4f2844e6e5b09b6b29b1604701fbc967f4614b04 /kernel/trace/blktrace.c
parentdb9a02baa23267c695a44234a0f2f4607992780e (diff)
downloadlinux-8a7d267b4a2c71a5ff5dd9046abea7117c7d0ac2.tar.bz2
block: don't call blk_status_to_errno in blk_update_request
We only need to call it to resolve the blk_status_t -> errno mapping for tracing, so move the conversion into the tracepoints that are not called at all when tracing isn't enabled. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'kernel/trace/blktrace.c')
-rw-r--r--kernel/trace/blktrace.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index fa91f398f28b..1183c88634aa 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -816,7 +816,7 @@ blk_trace_request_get_cgid(struct request *rq)
* Records an action against a request. Will log the bio offset + size.
*
**/
-static void blk_add_trace_rq(struct request *rq, int error,
+static void blk_add_trace_rq(struct request *rq, blk_status_t error,
unsigned int nr_bytes, u32 what, u64 cgid)
{
struct blk_trace *bt;
@@ -834,7 +834,8 @@ static void blk_add_trace_rq(struct request *rq, int error,
what |= BLK_TC_ACT(BLK_TC_FS);
__blk_add_trace(bt, blk_rq_trace_sector(rq), nr_bytes, req_op(rq),
- rq->cmd_flags, what, error, 0, NULL, cgid);
+ rq->cmd_flags, what, blk_status_to_errno(error), 0,
+ NULL, cgid);
rcu_read_unlock();
}
@@ -863,7 +864,7 @@ static void blk_add_trace_rq_requeue(void *ignore, struct request *rq)
}
static void blk_add_trace_rq_complete(void *ignore, struct request *rq,
- int error, unsigned int nr_bytes)
+ blk_status_t error, unsigned int nr_bytes)
{
blk_add_trace_rq(rq, error, nr_bytes, BLK_TA_COMPLETE,
blk_trace_request_get_cgid(rq));