diff options
Diffstat (limited to 'fs/bcachefs/super.c')
| -rw-r--r-- | fs/bcachefs/super.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/bcachefs/super.c b/fs/bcachefs/super.c index 88e214c609bb..dddf57ec4511 100644 --- a/fs/bcachefs/super.c +++ b/fs/bcachefs/super.c @@ -1959,6 +1959,13 @@ int bch2_dev_resize(struct bch_fs *c, struct bch_dev *ca, u64 nbuckets) goto err; } + if (nbuckets > BCH_MEMBER_NBUCKETS_MAX) { + bch_err(ca, "New device size too big (%llu greater than max %u)", + nbuckets, BCH_MEMBER_NBUCKETS_MAX); + ret = -BCH_ERR_device_size_too_big; + goto err; + } + if (bch2_dev_is_online(ca) && get_capacity(ca->disk_sb.bdev->bd_disk) < ca->mi.bucket_size * nbuckets) { @@ -2004,13 +2011,9 @@ err: /* return with ref on ca->ref: */ struct bch_dev *bch2_dev_lookup(struct bch_fs *c, const char *name) { - rcu_read_lock(); - for_each_member_device_rcu(c, ca, NULL) - if (!strcmp(name, ca->name)) { - rcu_read_unlock(); + for_each_member_device(c, ca) + if (!strcmp(name, ca->name)) return ca; - } - rcu_read_unlock(); return ERR_PTR(-BCH_ERR_ENOENT_dev_not_found); } |