diff options
Diffstat (limited to 'fs/bcachefs/disk_groups.c')
| -rw-r--r-- | fs/bcachefs/disk_groups.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/bcachefs/disk_groups.c b/fs/bcachefs/disk_groups.c index b738acc0693e..cd200cbed3e6 100644 --- a/fs/bcachefs/disk_groups.c +++ b/fs/bcachefs/disk_groups.c @@ -16,8 +16,8 @@ static int group_cmp(const void *_l, const void *_r) strncmp(l->label, r->label, sizeof(l->label)); } -const char *bch2_sb_disk_groups_validate(struct bch_sb *sb, - struct bch_sb_field *f) +static const char *bch2_sb_disk_groups_validate(struct bch_sb *sb, + struct bch_sb_field *f) { struct bch_sb_field_disk_groups *groups = field_to_type(f, disk_groups); @@ -162,7 +162,8 @@ int bch2_sb_disk_groups_to_cpu(struct bch_fs *c) } } - old_g = c->disk_groups; + old_g = rcu_dereference_protected(c->disk_groups, + lockdep_is_held(&c->sb_lock)); rcu_assign_pointer(c->disk_groups, cpu_g); if (old_g) kfree_rcu(old_g, rcu); |