Messages in this thread Patch in this message | | | From | Wen Yang <> | Subject | [PATCH] block: make the io_ticks counter more accurate | Date | Tue, 17 Dec 2019 22:28:28 +0800 |
| |
Instead of the jiffies, we should update the io_ticks counter with the passed in parameter 'now'.
Signed-off-by: Wen Yang <wenyang@linux.alibaba.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Mikulas Patocka <mpatocka@redhat.com> Cc: Mike Snitzer <snitzer@redhat.com> Cc: linux-block@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- block/blk-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/blk-core.c b/block/blk-core.c index 379f6f5..eb71873 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -1365,7 +1365,7 @@ void blk_account_io_done(struct request *req, u64 now) part_stat_lock(); part = req->part; - update_io_ticks(part, jiffies); + update_io_ticks(part, now); part_stat_inc(part, ios[sgrp]); part_stat_add(part, nsecs[sgrp], now - req->start_time_ns); part_stat_add(part, time_in_queue, nsecs_to_jiffies64(now - req->start_time_ns)); -- 1.8.3.1
| |