diff options
| author | Logan Gunthorpe <logang@deltatee.com> | 2022-06-16 21:19:44 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-08-03 01:14:42 +0200 |
| commit | df1b620a3e13b682f624c2cbf73e88d825d6d386 (patch) | |
| tree | 48a43b0c55ea08030e57353a54e6c2d9f42a5967 /drivers/md | |
| parent | md/raid5: Pivot raid5_make_request() (diff) | |
| download | linux-df1b620a3e13b682f624c2cbf73e88d825d6d386.tar.xz linux-df1b620a3e13b682f624c2cbf73e88d825d6d386.zip | |
md/raid5: Improve debug prints
Add a debug print for raid5_make_request() so that each request is
printed and add the logical sector number to the debug print in
__add_stripe_bio().
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Song Liu <song@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/raid5.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index c81a1a635ff7..651a84bf1a13 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -3521,8 +3521,9 @@ static void __add_stripe_bio(struct stripe_head *sh, struct bio *bi, sh->overwrite_disks++; } - pr_debug("added bi b#%llu to stripe s#%llu, disk %d.\n", - (*bip)->bi_iter.bi_sector, sh->sector, dd_idx); + pr_debug("added bi b#%llu to stripe s#%llu, disk %d, logical %llu\n", + (*bip)->bi_iter.bi_sector, sh->sector, dd_idx, + sh->dev[dd_idx].sector); if (conf->mddev->bitmap && firstwrite) { /* Cannot hold spinlock over bitmap_startwrite, @@ -6094,6 +6095,9 @@ static bool raid5_make_request(struct mddev *mddev, struct bio * bi) DIV_ROUND_UP_SECTOR_T(ctx.last_sector - logical_sector, RAID5_STRIPE_SECTORS(conf))); + pr_debug("raid456: %s, logical %llu to %llu\n", __func__, + bi->bi_iter.bi_sector, ctx.last_sector); + /* Bail out if conflicts with reshape and REQ_NOWAIT is set */ if ((bi->bi_opf & REQ_NOWAIT) && (conf->reshape_progress != MaxSector) && |