From 08464e0926402a95507a274d335e57ff6bc55ecf Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Wed, 2 Nov 2016 14:16:50 +1100 Subject: [PATCH] md/raid10: change printk() to pr_*() Signed-off-by: NeilBrown Signed-off-by: Shaohua Li --- drivers/md/raid10.c | 141 ++++++++++++++++++-------------------------- 1 file changed, 56 insertions(+), 85 deletions(-) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 39fddda2fef2..25e3fd76a9db 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -404,8 +404,7 @@ static void raid10_end_read_request(struct bio *bio) * oops, read error - keep the refcount on the rdev */ char b[BDEVNAME_SIZE]; - printk_ratelimited(KERN_ERR - "md/raid10:%s: %s: rescheduling sector %llu\n", + pr_err_ratelimited("md/raid10:%s: %s: rescheduling sector %llu\n", mdname(conf->mddev), bdevname(rdev->bdev, b), (unsigned long long)r10_bio->sector); @@ -1589,11 +1588,10 @@ static void raid10_error(struct mddev *mddev, struct md_rdev *rdev) set_mask_bits(&mddev->flags, 0, BIT(MD_CHANGE_DEVS) | BIT(MD_CHANGE_PENDING)); spin_unlock_irqrestore(&conf->device_lock, flags); - printk(KERN_ALERT - "md/raid10:%s: Disk failure on %s, disabling device.\n" - "md/raid10:%s: Operation continuing on %d devices.\n", - mdname(mddev), bdevname(rdev->bdev, b), - mdname(mddev), conf->geo.raid_disks - mddev->degraded); + pr_crit("md/raid10:%s: Disk failure on %s, disabling device.\n" + "md/raid10:%s: Operation continuing on %d devices.\n", + mdname(mddev), bdevname(rdev->bdev, b), + mdname(mddev), conf->geo.raid_disks - mddev->degraded); } static void print_conf(struct r10conf *conf) @@ -1601,13 +1599,13 @@ static void print_conf(struct r10conf *conf) int i; struct md_rdev *rdev; - printk(KERN_DEBUG "RAID10 conf printout:\n"); + pr_debug("RAID10 conf printout:\n"); if (!conf) { - printk(KERN_DEBUG "(!conf)\n"); + pr_debug("(!conf)\n"); return; } - printk(KERN_DEBUG " --- wd:%d rd:%d\n", conf->geo.raid_disks - conf->mddev->degraded, - conf->geo.raid_disks); + pr_debug(" --- wd:%d rd:%d\n", conf->geo.raid_disks - conf->mddev->degraded, + conf->geo.raid_disks); /* This is only called with ->reconfix_mutex held, so * rcu protection of rdev is not needed */ @@ -1615,10 +1613,10 @@ static void print_conf(struct r10conf *conf) char b[BDEVNAME_SIZE]; rdev = conf->mirrors[i].rdev; if (rdev) - printk(KERN_DEBUG " disk %d, wo:%d, o:%d, dev:%s\n", - i, !test_bit(In_sync, &rdev->flags), - !test_bit(Faulty, &rdev->flags), - bdevname(rdev->bdev,b)); + pr_debug(" disk %d, wo:%d, o:%d, dev:%s\n", + i, !test_bit(In_sync, &rdev->flags), + !test_bit(Faulty, &rdev->flags), + bdevname(rdev->bdev,b)); } } @@ -2109,10 +2107,8 @@ static void fix_recovery_read_error(struct r10bio *r10_bio) ok = rdev_set_badblocks(rdev2, addr, s, 0); if (!ok) { /* just abort the recovery */ - printk(KERN_NOTICE - "md/raid10:%s: recovery aborted" - " due to read error\n", - mdname(mddev)); + pr_notice("md/raid10:%s: recovery aborted due to read error\n", + mdname(mddev)); conf->mirrors[dw].recovery_disabled = mddev->recovery_disabled; @@ -2259,14 +2255,11 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 char b[BDEVNAME_SIZE]; bdevname(rdev->bdev, b); - printk(KERN_NOTICE - "md/raid10:%s: %s: Raid device exceeded " - "read_error threshold [cur %d:max %d]\n", - mdname(mddev), b, - atomic_read(&rdev->read_errors), max_read_errors); - printk(KERN_NOTICE - "md/raid10:%s: %s: Failing raid device\n", - mdname(mddev), b); + pr_notice("md/raid10:%s: %s: Raid device exceeded read_error threshold [cur %d:max %d]\n", + mdname(mddev), b, + atomic_read(&rdev->read_errors), max_read_errors); + pr_notice("md/raid10:%s: %s: Failing raid device\n", + mdname(mddev), b); md_error(mddev, rdev); r10_bio->devs[r10_bio->read_slot].bio = IO_BLOCKED; return; @@ -2356,20 +2349,16 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 s, conf->tmppage, WRITE) == 0) { /* Well, this device is dead */ - printk(KERN_NOTICE - "md/raid10:%s: read correction " - "write failed" - " (%d sectors at %llu on %s)\n", - mdname(mddev), s, - (unsigned long long)( - sect + - choose_data_offset(r10_bio, - rdev)), - bdevname(rdev->bdev, b)); - printk(KERN_NOTICE "md/raid10:%s: %s: failing " - "drive\n", - mdname(mddev), - bdevname(rdev->bdev, b)); + pr_notice("md/raid10:%s: read correction write failed (%d sectors at %llu on %s)\n", + mdname(mddev), s, + (unsigned long long)( + sect + + choose_data_offset(r10_bio, + rdev)), + bdevname(rdev->bdev, b)); + pr_notice("md/raid10:%s: %s: failing drive\n", + mdname(mddev), + bdevname(rdev->bdev, b)); } rdev_dec_pending(rdev, mddev); rcu_read_lock(); @@ -2397,24 +2386,18 @@ static void fix_read_error(struct r10conf *conf, struct mddev *mddev, struct r10 READ)) { case 0: /* Well, this device is dead */ - printk(KERN_NOTICE - "md/raid10:%s: unable to read back " - "corrected sectors" - " (%d sectors at %llu on %s)\n", + pr_notice("md/raid10:%s: unable to read back corrected sectors (%d sectors at %llu on %s)\n", mdname(mddev), s, (unsigned long long)( sect + choose_data_offset(r10_bio, rdev)), bdevname(rdev->bdev, b)); - printk(KERN_NOTICE "md/raid10:%s: %s: failing " - "drive\n", + pr_notice("md/raid10:%s: %s: failing drive\n", mdname(mddev), bdevname(rdev->bdev, b)); break; case 1: - printk(KERN_INFO - "md/raid10:%s: read error corrected" - " (%d sectors at %llu on %s)\n", + pr_info("md/raid10:%s: read error corrected (%d sectors at %llu on %s)\n", mdname(mddev), s, (unsigned long long)( sect + @@ -2529,23 +2512,19 @@ static void handle_read_error(struct mddev *mddev, struct r10bio *r10_bio) read_more: rdev = read_balance(conf, r10_bio, &max_sectors); if (rdev == NULL) { - printk(KERN_ALERT "md/raid10:%s: %s: unrecoverable I/O" - " read error for block %llu\n", - mdname(mddev), b, - (unsigned long long)r10_bio->sector); + pr_crit_ratelimited("md/raid10:%s: %s: unrecoverable I/O read error for block %llu\n", + mdname(mddev), b, + (unsigned long long)r10_bio->sector); raid_end_bio_io(r10_bio); return; } do_sync = (r10_bio->master_bio->bi_opf & REQ_SYNC); slot = r10_bio->read_slot; - printk_ratelimited( - KERN_ERR - "md/raid10:%s: %s: redirecting " - "sector %llu to another mirror\n", - mdname(mddev), - bdevname(rdev->bdev, b), - (unsigned long long)r10_bio->sector); + pr_err_ratelimited("md/raid10:%s: %s: redirecting sector %llu to another mirror\n", + mdname(mddev), + bdevname(rdev->bdev, b), + (unsigned long long)r10_bio->sector); bio = bio_clone_mddev(r10_bio->master_bio, GFP_NOIO, mddev); bio_trim(bio, r10_bio->sector - bio->bi_iter.bi_sector, max_sectors); @@ -3160,8 +3139,7 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr, if (!any_working) { if (!test_and_set_bit(MD_RECOVERY_INTR, &mddev->recovery)) - printk(KERN_INFO "md/raid10:%s: insufficient " - "working devices for recovery.\n", + pr_warn("md/raid10:%s: insufficient working devices for recovery.\n", mdname(mddev)); mirror->recovery_disabled = mddev->recovery_disabled; @@ -3489,15 +3467,14 @@ static struct r10conf *setup_conf(struct mddev *mddev) copies = setup_geo(&geo, mddev, geo_new); if (copies == -2) { - printk(KERN_ERR "md/raid10:%s: chunk size must be " - "at least PAGE_SIZE(%ld) and be a power of 2.\n", - mdname(mddev), PAGE_SIZE); + pr_warn("md/raid10:%s: chunk size must be at least PAGE_SIZE(%ld) and be a power of 2.\n", + mdname(mddev), PAGE_SIZE); goto out; } if (copies < 2 || copies > mddev->raid_disks) { - printk(KERN_ERR "md/raid10:%s: unsupported raid10 layout: 0x%8x\n", - mdname(mddev), mddev->new_layout); + pr_warn("md/raid10:%s: unsupported raid10 layout: 0x%8x\n", + mdname(mddev), mddev->new_layout); goto out; } @@ -3557,9 +3534,6 @@ static struct r10conf *setup_conf(struct mddev *mddev) return conf; out: - if (err == -ENOMEM) - printk(KERN_ERR "md/raid10:%s: couldn't allocate memory.\n", - mdname(mddev)); if (conf) { mempool_destroy(conf->r10bio_pool); kfree(conf->mirrors); @@ -3656,7 +3630,7 @@ static int raid10_run(struct mddev *mddev) } /* need to check that every block has at least one working mirror */ if (!enough(conf, -1)) { - printk(KERN_ERR "md/raid10:%s: not enough operational mirrors.\n", + pr_err("md/raid10:%s: not enough operational mirrors.\n", mdname(mddev)); goto out_free_conf; } @@ -3698,11 +3672,9 @@ static int raid10_run(struct mddev *mddev) } if (mddev->recovery_cp != MaxSector) - printk(KERN_NOTICE "md/raid10:%s: not clean" - " -- starting background reconstruction\n", - mdname(mddev)); - printk(KERN_INFO - "md/raid10:%s: active with %d out of %d devices\n", + pr_notice("md/raid10:%s: not clean -- starting background reconstruction\n", + mdname(mddev)); + pr_info("md/raid10:%s: active with %d out of %d devices\n", mdname(mddev), conf->geo.raid_disks - mddev->degraded, conf->geo.raid_disks); /* @@ -3739,7 +3711,7 @@ static int raid10_run(struct mddev *mddev) if (max(before_length, after_length) > min_offset_diff) { /* This cannot work */ - printk("md/raid10: offset difference not enough to continue reshape\n"); + pr_warn("md/raid10: offset difference not enough to continue reshape\n"); goto out_free_conf; } conf->offset_diff = min_offset_diff; @@ -3846,8 +3818,8 @@ static void *raid10_takeover_raid0(struct mddev *mddev, sector_t size, int devs) struct r10conf *conf; if (mddev->degraded > 0) { - printk(KERN_ERR "md/raid10:%s: Error: degraded raid0!\n", - mdname(mddev)); + pr_warn("md/raid10:%s: Error: degraded raid0!\n", + mdname(mddev)); return ERR_PTR(-EINVAL); } sector_div(size, devs); @@ -3887,9 +3859,8 @@ static void *raid10_takeover(struct mddev *mddev) /* for raid0 takeover only one zone is supported */ raid0_conf = mddev->private; if (raid0_conf->nr_strip_zones > 1) { - printk(KERN_ERR "md/raid10:%s: cannot takeover raid 0" - " with more than one zone.\n", - mdname(mddev)); + pr_warn("md/raid10:%s: cannot takeover raid 0 with more than one zone.\n", + mdname(mddev)); return ERR_PTR(-EINVAL); } return raid10_takeover_raid0(mddev, @@ -4078,8 +4049,8 @@ static int raid10_start_reshape(struct mddev *mddev) sector_t size = raid10_size(mddev, 0, 0); if (size < mddev->array_sectors) { spin_unlock_irq(&conf->device_lock); - printk(KERN_ERR "md/raid10:%s: array size must be reduce before number of disks\n", - mdname(mddev)); + pr_warn("md/raid10:%s: array size must be reduce before number of disks\n", + mdname(mddev)); return -EINVAL; } mddev->resync_max_sectors = size; -- 2.39.5