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-rw-r--r--drivers/md/md.c27
-rw-r--r--drivers/md/md.h2
-rw-r--r--drivers/md/raid0.c16
-rw-r--r--drivers/md/raid5.c41
4 files changed, 23 insertions, 63 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index f8774b1ef0aa..1a0844250b9b 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5876,6 +5876,13 @@ int md_run(struct mddev *mddev)
goto exit_bio_set;
}
+ if (!bioset_initialized(&mddev->io_acct_set)) {
+ err = bioset_init(&mddev->io_acct_set, BIO_POOL_SIZE,
+ offsetof(struct md_io_acct, bio_clone), 0);
+ if (err)
+ goto exit_sync_set;
+ }
+
spin_lock(&pers_lock);
pers = find_pers(mddev->level, mddev->clevel);
if (!pers || !try_module_get(pers->owner)) {
@@ -6053,6 +6060,8 @@ bitmap_abort:
module_put(pers->owner);
md_bitmap_destroy(mddev);
abort:
+ bioset_exit(&mddev->io_acct_set);
+exit_sync_set:
bioset_exit(&mddev->sync_set);
exit_bio_set:
bioset_exit(&mddev->bio_set);
@@ -6276,6 +6285,7 @@ static void __md_stop(struct mddev *mddev)
percpu_ref_exit(&mddev->active_io);
bioset_exit(&mddev->bio_set);
bioset_exit(&mddev->sync_set);
+ bioset_exit(&mddev->io_acct_set);
}
void md_stop(struct mddev *mddev)
@@ -8641,23 +8651,6 @@ void md_submit_discard_bio(struct mddev *mddev, struct md_rdev *rdev,
}
EXPORT_SYMBOL_GPL(md_submit_discard_bio);
-int acct_bioset_init(struct mddev *mddev)
-{
- int err = 0;
-
- if (!bioset_initialized(&mddev->io_acct_set))
- err = bioset_init(&mddev->io_acct_set, BIO_POOL_SIZE,
- offsetof(struct md_io_acct, bio_clone), 0);
- return err;
-}
-EXPORT_SYMBOL_GPL(acct_bioset_init);
-
-void acct_bioset_exit(struct mddev *mddev)
-{
- bioset_exit(&mddev->io_acct_set);
-}
-EXPORT_SYMBOL_GPL(acct_bioset_exit);
-
static void md_end_io_acct(struct bio *bio)
{
struct md_io_acct *md_io_acct = bio->bi_private;
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 914e6ece9af2..4d771e5d3c71 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -774,8 +774,6 @@ extern void md_error(struct mddev *mddev, struct md_rdev *rdev);
extern void md_finish_reshape(struct mddev *mddev);
void md_submit_discard_bio(struct mddev *mddev, struct md_rdev *rdev,
struct bio *bio, sector_t start, sector_t size);
-int acct_bioset_init(struct mddev *mddev);
-void acct_bioset_exit(struct mddev *mddev);
void md_account_bio(struct mddev *mddev, struct bio **bio);
extern bool __must_check md_flush_request(struct mddev *mddev, struct bio *bio);
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index d1ac73fcd852..4106d943aae7 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -377,7 +377,6 @@ static void raid0_free(struct mddev *mddev, void *priv)
struct r0conf *conf = priv;
free_conf(mddev, conf);
- acct_bioset_exit(mddev);
}
static int raid0_run(struct mddev *mddev)
@@ -392,16 +391,11 @@ static int raid0_run(struct mddev *mddev)
if (md_check_no_bitmap(mddev))
return -EINVAL;
- if (acct_bioset_init(mddev)) {
- pr_err("md/raid0:%s: alloc acct bioset failed.\n", mdname(mddev));
- return -ENOMEM;
- }
-
/* if private is not null, we are here after takeover */
if (mddev->private == NULL) {
ret = create_strip_zones(mddev, &conf);
if (ret < 0)
- goto exit_acct_set;
+ return ret;
mddev->private = conf;
}
conf = mddev->private;
@@ -432,15 +426,9 @@ static int raid0_run(struct mddev *mddev)
ret = md_integrity_register(mddev);
if (ret)
- goto free;
+ free_conf(mddev, conf);
return ret;
-
-free:
- free_conf(mddev, conf);
-exit_acct_set:
- acct_bioset_exit(mddev);
- return ret;
}
/*
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 85b3004594e0..db3cec228237 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -7787,19 +7787,12 @@ static int raid5_run(struct mddev *mddev)
struct md_rdev *rdev;
struct md_rdev *journal_dev = NULL;
sector_t reshape_offset = 0;
- int i, ret = 0;
+ int i;
long long min_offset_diff = 0;
int first = 1;
- if (acct_bioset_init(mddev)) {
- pr_err("md/raid456:%s: alloc acct bioset failed.\n", mdname(mddev));
+ if (mddev_init_writes_pending(mddev) < 0)
return -ENOMEM;
- }
-
- if (mddev_init_writes_pending(mddev) < 0) {
- ret = -ENOMEM;
- goto exit_acct_set;
- }
if (mddev->recovery_cp != MaxSector)
pr_notice("md/raid:%s: not clean -- starting background reconstruction\n",
@@ -7830,8 +7823,7 @@ static int raid5_run(struct mddev *mddev)
(mddev->bitmap_info.offset || mddev->bitmap_info.file)) {
pr_notice("md/raid:%s: array cannot have both journal and bitmap\n",
mdname(mddev));
- ret = -EINVAL;
- goto exit_acct_set;
+ return -EINVAL;
}
if (mddev->reshape_position != MaxSector) {
@@ -7856,15 +7848,13 @@ static int raid5_run(struct mddev *mddev)
if (journal_dev) {
pr_warn("md/raid:%s: don't support reshape with journal - aborting.\n",
mdname(mddev));
- ret = -EINVAL;
- goto exit_acct_set;
+ return -EINVAL;
}
if (mddev->new_level != mddev->level) {
pr_warn("md/raid:%s: unsupported reshape required - aborting.\n",
mdname(mddev));
- ret = -EINVAL;
- goto exit_acct_set;
+ return -EINVAL;
}
old_disks = mddev->raid_disks - mddev->delta_disks;
/* reshape_position must be on a new-stripe boundary, and one
@@ -7880,8 +7870,7 @@ static int raid5_run(struct mddev *mddev)
if (sector_div(here_new, chunk_sectors * new_data_disks)) {
pr_warn("md/raid:%s: reshape_position not on a stripe boundary\n",
mdname(mddev));
- ret = -EINVAL;
- goto exit_acct_set;
+ return -EINVAL;
}
reshape_offset = here_new * chunk_sectors;
/* here_new is the stripe we will write to */
@@ -7903,8 +7892,7 @@ static int raid5_run(struct mddev *mddev)
else if (mddev->ro == 0) {
pr_warn("md/raid:%s: in-place reshape must be started in read-only mode - aborting\n",
mdname(mddev));
- ret = -EINVAL;
- goto exit_acct_set;
+ return -EINVAL;
}
} else if (mddev->reshape_backwards
? (here_new * chunk_sectors + min_offset_diff <=
@@ -7914,8 +7902,7 @@ static int raid5_run(struct mddev *mddev)
/* Reading from the same stripe as writing to - bad */
pr_warn("md/raid:%s: reshape_position too early for auto-recovery - aborting.\n",
mdname(mddev));
- ret = -EINVAL;
- goto exit_acct_set;
+ return -EINVAL;
}
pr_debug("md/raid:%s: reshape will continue\n", mdname(mddev));
/* OK, we should be able to continue; */
@@ -7939,10 +7926,8 @@ static int raid5_run(struct mddev *mddev)
else
conf = mddev->private;
- if (IS_ERR(conf)) {
- ret = PTR_ERR(conf);
- goto exit_acct_set;
- }
+ if (IS_ERR(conf))
+ return PTR_ERR(conf);
if (test_bit(MD_HAS_JOURNAL, &mddev->flags)) {
if (!journal_dev) {
@@ -8140,10 +8125,7 @@ abort:
free_conf(conf);
mddev->private = NULL;
pr_warn("md/raid:%s: failed to run raid set.\n", mdname(mddev));
- ret = -EIO;
-exit_acct_set:
- acct_bioset_exit(mddev);
- return ret;
+ return -EIO;
}
static void raid5_free(struct mddev *mddev, void *priv)
@@ -8151,7 +8133,6 @@ static void raid5_free(struct mddev *mddev, void *priv)
struct r5conf *conf = priv;
free_conf(conf);
- acct_bioset_exit(mddev);
mddev->to_remove = &raid5_attrs_group;
}