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提交 cc6167b4 编写于 作者: N NeilBrown 提交者： Shaohua Li
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md/raid5: change printk() to pr_*() 

Signed-off-by: NNeilBrown <neilb@suse.com>
Signed-off-by: NShaohua Li <shli@fb.com>
上级 08464e09
隐藏空白更改
内联 并排
Showing with 86 addition and 121 deletion
drivers/md/raid5.c
浏览文件 @ cc6167b4
......@@ -541,7 +541,7 @@ static void init_stripe(struct stripe_head *sh, sector_t sector, int previous)
if (dev->toread || dev->read || dev->towrite || dev->written ||
test_bit(R5_LOCKED, &dev->flags)) {
printk(KERN_ERR "sector=%llx i=%d %p %p %p %p %d\n",
pr_err("sector=%llx i=%d %p %p %p %p %d\n",
(unsigned long long)sh->sector, i, dev->toread,
dev->read, dev->towrite, dev->written,
test_bit(R5_LOCKED, &dev->flags));
......@@ -2347,10 +2347,8 @@ static void raid5_end_read_request(struct bio * bi)
* replacement device. We just fail those on
* any error
*/
printk_ratelimited(
KERN_INFO
"md/raid:%s: read error corrected"
" (%lu sectors at %llu on %s)\n",
pr_info_ratelimited(
"md/raid:%s: read error corrected (%lu sectors at %llu on %s)\n",
mdname(conf->mddev), STRIPE_SECTORS,
(unsigned long long)s,
bdevname(rdev->bdev, b));
......@@ -2370,36 +2368,29 @@ static void raid5_end_read_request(struct bio * bi)
clear_bit(R5_UPTODATE, &sh->dev[i].flags);
atomic_inc(&rdev->read_errors);
if (test_bit(R5_ReadRepl, &sh->dev[i].flags))
printk_ratelimited(
KERN_WARNING
"md/raid:%s: read error on replacement device "
"(sector %llu on %s).\n",
pr_warn_ratelimited(
"md/raid:%s: read error on replacement device (sector %llu on %s).\n",
mdname(conf->mddev),
(unsigned long long)s,
bdn);
else if (conf->mddev->degraded >= conf->max_degraded) {
set_bad = 1;
printk_ratelimited(
KERN_WARNING
"md/raid:%s: read error not correctable "
"(sector %llu on %s).\n",
pr_warn_ratelimited(
"md/raid:%s: read error not correctable (sector %llu on %s).\n",
mdname(conf->mddev),
(unsigned long long)s,
bdn);
} else if (test_bit(R5_ReWrite, &sh->dev[i].flags)) {
/* Oh, no!!! */
set_bad = 1;
printk_ratelimited(
KERN_WARNING
"md/raid:%s: read error NOT corrected!! "
"(sector %llu on %s).\n",
pr_warn_ratelimited(
"md/raid:%s: read error NOT corrected!! (sector %llu on %s).\n",
mdname(conf->mddev),
(unsigned long long)s,
bdn);
} else if (atomic_read(&rdev->read_errors)
> conf->max_nr_stripes)
printk(KERN_WARNING
"md/raid:%s: Too many read errors, failing device %s.\n",
pr_warn("md/raid:%s: Too many read errors, failing device %s.\n",
mdname(conf->mddev), bdn);
else
retry = 1;
......@@ -2533,13 +2524,12 @@ static void raid5_error(struct mddev *mddev, struct md_rdev *rdev)
set_bit(Faulty, &rdev->flags);
set_mask_bits(&mddev->flags, 0,
BIT(MD_CHANGE_DEVS) | BIT(MD_CHANGE_PENDING));
printk(KERN_ALERT
"md/raid:%s: Disk failure on %s, disabling device.\n"
"md/raid:%s: Operation continuing on %d devices.\n",
mdname(mddev),
bdevname(rdev->bdev, b),
mdname(mddev),
conf->raid_disks - mddev->degraded);
pr_crit("md/raid:%s: Disk failure on %s, disabling device.\n"
"md/raid:%s: Operation continuing on %d devices.\n",
mdname(mddev),
bdevname(rdev->bdev, b),
mdname(mddev),
conf->raid_disks - mddev->degraded);
}
/*
......@@ -2861,8 +2851,8 @@ sector_t raid5_compute_blocknr(struct stripe_head *sh, int i, int previous)
previous, &dummy1, &sh2);
if (check != sh->sector || dummy1 != dd_idx || sh2.pd_idx != sh->pd_idx
|| sh2.qd_idx != sh->qd_idx) {
printk(KERN_ERR "md/raid:%s: compute_blocknr: map not correct\n",
mdname(conf->mddev));
pr_warn("md/raid:%s: compute_blocknr: map not correct\n",
mdname(conf->mddev));
return 0;
}
return r_sector;
......@@ -3782,7 +3772,7 @@ static void handle_parity_checks5(struct r5conf *conf, struct stripe_head *sh,
case check_state_compute_run:
break;
default:
printk(KERN_ERR "%s: unknown check_state: %d sector: %llu\n",
pr_err("%s: unknown check_state: %d sector: %llu\n",
__func__, sh->check_state,
(unsigned long long) sh->sector);
BUG();
......@@ -3946,9 +3936,9 @@ static void handle_parity_checks6(struct r5conf *conf, struct stripe_head *sh,
case check_state_compute_run:
break;
default:
printk(KERN_ERR "%s: unknown check_state: %d sector: %llu\n",
__func__, sh->check_state,
(unsigned long long) sh->sector);
pr_warn("%s: unknown check_state: %d sector: %llu\n",
__func__, sh->check_state,
(unsigned long long) sh->sector);
BUG();
}
}
......@@ -6385,8 +6375,8 @@ static int raid456_cpu_up_prepare(unsigned int cpu, struct hlist_node *node)
struct raid5_percpu *percpu = per_cpu_ptr(conf->percpu, cpu);
if (alloc_scratch_buffer(conf, percpu)) {
pr_err("%s: failed memory allocation for cpu%u\n",
__func__, cpu);
pr_warn("%s: failed memory allocation for cpu%u\n",
__func__, cpu);
return -ENOMEM;
}
return 0;
......@@ -6456,29 +6446,29 @@ static struct r5conf *setup_conf(struct mddev *mddev)
if (mddev->new_level != 5
&& mddev->new_level != 4
&& mddev->new_level != 6) {
printk(KERN_ERR "md/raid:%s: raid level not set to 4/5/6 (%d)\n",
mdname(mddev), mddev->new_level);
pr_warn("md/raid:%s: raid level not set to 4/5/6 (%d)\n",
mdname(mddev), mddev->new_level);
return ERR_PTR(-EIO);
}
if ((mddev->new_level == 5
&& !algorithm_valid_raid5(mddev->new_layout)) ||
(mddev->new_level == 6
&& !algorithm_valid_raid6(mddev->new_layout))) {
printk(KERN_ERR "md/raid:%s: layout %d not supported\n",
mdname(mddev), mddev->new_layout);
pr_warn("md/raid:%s: layout %d not supported\n",
mdname(mddev), mddev->new_layout);
return ERR_PTR(-EIO);
}
if (mddev->new_level == 6 && mddev->raid_disks < 4) {
printk(KERN_ERR "md/raid:%s: not enough configured devices (%d, minimum 4)\n",
mdname(mddev), mddev->raid_disks);
pr_warn("md/raid:%s: not enough configured devices (%d, minimum 4)\n",
mdname(mddev), mddev->raid_disks);
return ERR_PTR(-EINVAL);
}
if (!mddev->new_chunk_sectors ||
(mddev->new_chunk_sectors << 9) % PAGE_SIZE ||
!is_power_of_2(mddev->new_chunk_sectors)) {
printk(KERN_ERR "md/raid:%s: invalid chunk size %d\n",
mdname(mddev), mddev->new_chunk_sectors << 9);
pr_warn("md/raid:%s: invalid chunk size %d\n",
mdname(mddev), mddev->new_chunk_sectors << 9);
return ERR_PTR(-EINVAL);
}
......@@ -6569,9 +6559,8 @@ static struct r5conf *setup_conf(struct mddev *mddev)
if (test_bit(In_sync, &rdev->flags)) {
char b[BDEVNAME_SIZE];
printk(KERN_INFO "md/raid:%s: device %s operational as raid"
" disk %d\n",
mdname(mddev), bdevname(rdev->bdev, b), raid_disk);
pr_info("md/raid:%s: device %s operational as raid disk %d\n",
mdname(mddev), bdevname(rdev->bdev, b), raid_disk);
} else if (rdev->saved_raid_disk != raid_disk)
/* Cannot rely on bitmap to complete recovery */
conf->fullsync = 1;
......@@ -6605,21 +6594,18 @@ static struct r5conf *setup_conf(struct mddev *mddev)
((mddev->new_chunk_sectors << 9) / STRIPE_SIZE) * 4);
conf->min_nr_stripes = max(NR_STRIPES, stripes);
if (conf->min_nr_stripes != NR_STRIPES)
printk(KERN_INFO
"md/raid:%s: force stripe size %d for reshape\n",
pr_info("md/raid:%s: force stripe size %d for reshape\n",
mdname(mddev), conf->min_nr_stripes);
}
memory = conf->min_nr_stripes * (sizeof(struct stripe_head) +
max_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024;
atomic_set(&conf->empty_inactive_list_nr, NR_STRIPE_HASH_LOCKS);
if (grow_stripes(conf, conf->min_nr_stripes)) {
printk(KERN_ERR
"md/raid:%s: couldn't allocate %dkB for buffers\n",
mdname(mddev), memory);
pr_warn("md/raid:%s: couldn't allocate %dkB for buffers\n",
mdname(mddev), memory);
goto abort;
} else
printk(KERN_INFO "md/raid:%s: allocated %dkB\n",
mdname(mddev), memory);
pr_debug("md/raid:%s: allocated %dkB\n", mdname(mddev), memory);
/*
* Losing a stripe head costs more than the time to refill it,
* it reduces the queue depth and so can hurt throughput.
......@@ -6631,18 +6617,16 @@ static struct r5conf *setup_conf(struct mddev *mddev)
conf->shrinker.batch = 128;
conf->shrinker.flags = 0;
if (register_shrinker(&conf->shrinker)) {
printk(KERN_ERR
"md/raid:%s: couldn't register shrinker.\n",
mdname(mddev));
pr_warn("md/raid:%s: couldn't register shrinker.\n",
mdname(mddev));
goto abort;
}
sprintf(pers_name, "raid%d", mddev->new_level);
conf->thread = md_register_thread(raid5d, mddev, pers_name);
if (!conf->thread) {
printk(KERN_ERR
"md/raid:%s: couldn't allocate thread.\n",
mdname(mddev));
pr_warn("md/raid:%s: couldn't allocate thread.\n",
mdname(mddev));
goto abort;
}
......@@ -6695,9 +6679,8 @@ static int raid5_run(struct mddev *mddev)
int first = 1;
if (mddev->recovery_cp != MaxSector)
printk(KERN_NOTICE "md/raid:%s: not clean"
" -- starting background reconstruction\n",
mdname(mddev));
pr_notice("md/raid:%s: not clean -- starting background reconstruction\n",
mdname(mddev));
rdev_for_each(rdev, mddev) {
long long diff;
......@@ -6740,15 +6723,14 @@ static int raid5_run(struct mddev *mddev)
int new_data_disks;
if (journal_dev) {
printk(KERN_ERR "md/raid:%s: don't support reshape with journal - aborting.\n",
mdname(mddev));
pr_warn("md/raid:%s: don't support reshape with journal - aborting.\n",
mdname(mddev));
return -EINVAL;
}
if (mddev->new_level != mddev->level) {
printk(KERN_ERR "md/raid:%s: unsupported reshape "
"required - aborting.\n",
mdname(mddev));
pr_warn("md/raid:%s: unsupported reshape required - aborting.\n",
mdname(mddev));
return -EINVAL;
}
old_disks = mddev->raid_disks - mddev->delta_disks;
......@@ -6763,8 +6745,8 @@ static int raid5_run(struct mddev *mddev)
chunk_sectors = max(mddev->chunk_sectors, mddev->new_chunk_sectors);
new_data_disks = mddev->raid_disks - max_degraded;
if (sector_div(here_new, chunk_sectors * new_data_disks)) {
printk(KERN_ERR "md/raid:%s: reshape_position not "
"on a stripe boundary\n", mdname(mddev));
pr_warn("md/raid:%s: reshape_position not on a stripe boundary\n",
mdname(mddev));
return -EINVAL;
}
reshape_offset = here_new * chunk_sectors;
......@@ -6785,10 +6767,8 @@ static int raid5_run(struct mddev *mddev)
abs(min_offset_diff) >= mddev->new_chunk_sectors)
/* not really in-place - so OK */;
else if (mddev->ro == 0) {
printk(KERN_ERR "md/raid:%s: in-place reshape "
"must be started in read-only mode "
"- aborting\n",
mdname(mddev));
pr_warn("md/raid:%s: in-place reshape must be started in read-only mode - aborting\n",
mdname(mddev));
return -EINVAL;
}
} else if (mddev->reshape_backwards
......@@ -6797,13 +6777,11 @@ static int raid5_run(struct mddev *mddev)
: (here_new * chunk_sectors >=
here_old * chunk_sectors + (-min_offset_diff))) {
/* Reading from the same stripe as writing to - bad */
printk(KERN_ERR "md/raid:%s: reshape_position too early for "
"auto-recovery - aborting.\n",
mdname(mddev));
pr_warn("md/raid:%s: reshape_position too early for auto-recovery - aborting.\n",
mdname(mddev));
return -EINVAL;
}
printk(KERN_INFO "md/raid:%s: reshape will continue\n",
mdname(mddev));
pr_debug("md/raid:%s: reshape will continue\n", mdname(mddev));
/* OK, we should be able to continue; */
} else {
BUG_ON(mddev->level != mddev->new_level);
......@@ -6822,8 +6800,8 @@ static int raid5_run(struct mddev *mddev)
if (test_bit(MD_HAS_JOURNAL, &mddev->flags)) {
if (!journal_dev) {
pr_err("md/raid:%s: journal disk is missing, force array readonly\n",
mdname(mddev));
pr_warn("md/raid:%s: journal disk is missing, force array readonly\n",
mdname(mddev));
mddev->ro = 1;
set_disk_ro(mddev->gendisk, 1);
} else if (mddev->recovery_cp == MaxSector)
......@@ -6850,8 +6828,7 @@ static int raid5_run(struct mddev *mddev)
if (conf->disks[i].replacement &&
conf->reshape_progress != MaxSector) {
/* replacements and reshape simply do not mix. */
printk(KERN_ERR "md: cannot handle concurrent "
"replacement and reshape.\n");
pr_warn("md: cannot handle concurrent replacement and reshape.\n");
goto abort;
}
if (test_bit(In_sync, &rdev->flags)) {
......@@ -6893,8 +6870,7 @@ static int raid5_run(struct mddev *mddev)
mddev->degraded = calc_degraded(conf);
if (has_failed(conf)) {
printk(KERN_ERR "md/raid:%s: not enough operational devices"
" (%d/%d failed)\n",
pr_crit("md/raid:%s: not enough operational devices (%d/%d failed)\n",
mdname(mddev), mddev->degraded, conf->raid_disks);
goto abort;
}
......@@ -6906,29 +6882,19 @@ static int raid5_run(struct mddev *mddev)
if (mddev->degraded > dirty_parity_disks &&
mddev->recovery_cp != MaxSector) {
if (mddev->ok_start_degraded)
printk(KERN_WARNING
"md/raid:%s: starting dirty degraded array"
" - data corruption possible.\n",
mdname(mddev));
pr_crit("md/raid:%s: starting dirty degraded array - data corruption possible.\n",
mdname(mddev));
else {
printk(KERN_ERR
"md/raid:%s: cannot start dirty degraded array.\n",
mdname(mddev));
pr_crit("md/raid:%s: cannot start dirty degraded array.\n",
mdname(mddev));
goto abort;
}
}
if (mddev->degraded == 0)
printk(KERN_INFO "md/raid:%s: raid level %d active with %d out of %d"
" devices, algorithm %d\n", mdname(mddev), conf->level,
mddev->raid_disks-mddev->degraded, mddev->raid_disks,
mddev->new_layout);
else
printk(KERN_ALERT "md/raid:%s: raid level %d active with %d"
" out of %d devices, algorithm %d\n",
mdname(mddev), conf->level,
mddev->raid_disks - mddev->degraded,
mddev->raid_disks, mddev->new_layout);
pr_info("md/raid:%s: raid level %d active with %d out of %d devices, algorithm %d\n",
mdname(mddev), conf->level,
mddev->raid_disks-mddev->degraded, mddev->raid_disks,
mddev->new_layout);
print_raid5_conf(conf);
......@@ -6948,9 +6914,8 @@ static int raid5_run(struct mddev *mddev)
mddev->to_remove = NULL;
else if (mddev->kobj.sd &&
sysfs_create_group(&mddev->kobj, &raid5_attrs_group))
printk(KERN_WARNING
"raid5: failed to create sysfs attributes for %s\n",
mdname(mddev));
pr_warn("raid5: failed to create sysfs attributes for %s\n",
mdname(mddev));
md_set_array_sectors(mddev, raid5_size(mddev, 0, 0));
if (mddev->queue) {
......@@ -7038,8 +7003,8 @@ static int raid5_run(struct mddev *mddev)
if (journal_dev) {
char b[BDEVNAME_SIZE];
printk(KERN_INFO"md/raid:%s: using device %s as journal\n",
mdname(mddev), bdevname(journal_dev->bdev, b));
pr_debug("md/raid:%s: using device %s as journal\n",
mdname(mddev), bdevname(journal_dev->bdev, b));
r5l_init_log(conf, journal_dev);
}
......@@ -7049,7 +7014,7 @@ static int raid5_run(struct mddev *mddev)
print_raid5_conf(conf);
free_conf(conf);
mddev->private = NULL;
printk(KERN_ALERT "md/raid:%s: failed to run raid set.\n", mdname(mddev));
pr_warn("md/raid:%s: failed to run raid set.\n", mdname(mddev));
return -EIO;
}
......@@ -7083,12 +7048,12 @@ static void print_raid5_conf (struct r5conf *conf)
int i;
struct disk_info *tmp;
printk(KERN_DEBUG "RAID conf printout:\n");
pr_debug("RAID conf printout:\n");
if (!conf) {
printk("(conf==NULL)\n");
pr_debug("(conf==NULL)\n");
return;
}
printk(KERN_DEBUG " --- level:%d rd:%d wd:%d\n", conf->level,
pr_debug(" --- level:%d rd:%d wd:%d\n", conf->level,
conf->raid_disks,
conf->raid_disks - conf->mddev->degraded);
......@@ -7096,7 +7061,7 @@ static void print_raid5_conf (struct r5conf *conf)
char b[BDEVNAME_SIZE];
tmp = conf->disks + i;
if (tmp->rdev)
printk(KERN_DEBUG " disk %d, o:%d, dev:%s\n",
pr_debug(" disk %d, o:%d, dev:%s\n",
i, !test_bit(Faulty, &tmp->rdev->flags),
bdevname(tmp->rdev->bdev, b));
}
......@@ -7244,8 +7209,8 @@ static int raid5_add_disk(struct mddev *mddev, struct md_rdev *rdev)
* write requests running. We should be safe
*/
r5l_init_log(conf, rdev);
printk(KERN_INFO"md/raid:%s: using device %s as journal\n",
mdname(mddev), bdevname(rdev->bdev, b));
pr_debug("md/raid:%s: using device %s as journal\n",
mdname(mddev), bdevname(rdev->bdev, b));
return 0;
}
if (mddev->recovery_disabled == conf->recovery_disabled)
......@@ -7349,10 +7314,10 @@ static int check_stripe_cache(struct mddev *mddev)
> conf->min_nr_stripes ||
((mddev->new_chunk_sectors << 9) / STRIPE_SIZE) * 4
> conf->min_nr_stripes) {
printk(KERN_WARNING "md/raid:%s: reshape: not enough stripes. Needed %lu\n",
mdname(mddev),
((max(mddev->chunk_sectors, mddev->new_chunk_sectors) << 9)
/ STRIPE_SIZE)*4);
pr_warn("md/raid:%s: reshape: not enough stripes. Needed %lu\n",
mdname(mddev),
((max(mddev->chunk_sectors, mddev->new_chunk_sectors) << 9)
/ STRIPE_SIZE)*4);
return 0;
}
return 1;
......@@ -7433,8 +7398,8 @@ static int raid5_start_reshape(struct mddev *mddev)
*/
if (raid5_size(mddev, 0, conf->raid_disks + mddev->delta_disks)
< mddev->array_sectors) {
printk(KERN_ERR "md/raid:%s: array size must be reduced "
"before number of disks\n", mdname(mddev));
pr_warn("md/raid:%s: array size must be reduced before number of disks\n",
mdname(mddev));
return -EINVAL;
}
......@@ -7652,8 +7617,8 @@ static void *raid45_takeover_raid0(struct mddev *mddev, int level)
/* for raid0 takeover only one zone is supported */
if (raid0_conf->nr_strip_zones > 1) {
printk(KERN_ERR "md/raid:%s: cannot takeover raid0 with more than one zone.\n",
mdname(mddev));
pr_warn("md/raid:%s: cannot takeover raid0 with more than one zone.\n",
mdname(mddev));
return ERR_PTR(-EINVAL);
}
......
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