There is only one caller for __blk_account_io_start(), the function
is small enough to fit in its caller blk_account_io_start().
Remove the function and opencode in the its caller
blk_account_io_start().
Signed-off-by: Chaitanya Kulkarni <kch@xxxxxxxxxx>
---
block/blk-mq.c | 36 ++++++++++++++++--------------------
1 file changed, 16 insertions(+), 20 deletions(-)
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 4d8d88d55217..f514128f7dad 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -976,28 +976,24 @@ static inline void blk_account_io_done(struct request *req, u64 now)
__blk_account_io_done(req, now);
}
-static void __blk_account_io_start(struct request *rq)
-{
- /*
- * All non-passthrough requests are created from a bio with one
- * exception: when a flush command that is part of a flush sequence
- * generated by the state machine in blk-flush.c is cloned onto the
- * lower device by dm-multipath we can get here without a bio.
- */
- if (rq->bio)
- rq->part = rq->bio->bi_bdev;
- else
- rq->part = rq->q->disk->part0;
-
- part_stat_lock();
- update_io_ticks(rq->part, jiffies, false);
- part_stat_unlock();
-}
-
static inline void blk_account_io_start(struct request *req)
{
- if (blk_do_io_stat(req))
- __blk_account_io_start(req);
+ if (blk_do_io_stat(req)) {
+ /*
+ * All non-passthrough requests are created from a bio with one
+ * exception: when a flush command that is part of a flush sequence
+ * generated by the state machine in blk-flush.c is cloned onto the
+ * lower device by dm-multipath we can get here without a bio.
+ */
+ if (req->bio)
+ req->part = req->bio->bi_bdev;
+ else
+ req->part = req->q->disk->part0;
+
+ part_stat_lock();
+ update_io_ticks(req->part, jiffies, false);
+ part_stat_unlock();
+ }
}
static inline void __blk_mq_end_request_acct(struct request *rq, u64 now)
--
2.29.0
