Jack Wang jinpu.wang@ionos.com 于2022年1月26日周三 22:14写道：

The backport to 5.10.92: commit c39d68ab3836 ("md: revert io stats accounting") is slightly different with upstream, remove unrelated change to be in sync with upstream.

Please ignore this, the backport in 5.10.92 is correct

Cc: Guoqing Jiang guoqing.jiang@linux.dev Cc: Song Liu song@kernel.org Cc: Guillaume Morin guillaume@morinfr.org Signed-off-by: Jack Wang jinpu.wang@ionos.com

---

drivers/md/md.c | 10 ---------- 1 file changed, 10 deletions(-)

diff --git a/drivers/md/md.c b/drivers/md/md.c index cc3876500c4b..887f07beed1b 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -485,21 +485,11 @@ static blk_qc_t md_submit_bio(struct bio *bio) return BLK_QC_T_NONE; }

•   /*
  

•    * save the sectors now since our bio can
  

•    * go away inside make_request
  

•    */
  

•   sectors = bio_sectors(bio);
    /* bio could be mergeable after passing to underlayer */
    bio->bi_opf &= ~REQ_NOMERGE;
  
    md_handle_request(mddev, bio);
  
  

•   part_stat_lock();
  

•   part_stat_inc(&mddev->gendisk->part0, ios[sgrp]);
  

•   part_stat_add(&mddev->gendisk->part0, sectors[sgrp], sectors);
  

•   part_stat_unlock();
  

•   return BLK_QC_T_NONE;
  

}

-- 2.25.1