diff options
| -rw-r--r-- | fs/gfs2/ops_fstype.c | 8 | ||||
| -rw-r--r-- | fs/gfs2/quota.c | 2 |
2 files changed, 9 insertions, 1 deletions
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index e5af9dc420ef..e443966c8106 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -19,6 +19,7 @@ #include <linux/mount.h> #include <linux/gfs2_ondisk.h> #include <linux/quotaops.h> +#include <linux/lockdep.h> #include "gfs2.h" #include "incore.h" @@ -766,6 +767,7 @@ fail: return error; } +static struct lock_class_key gfs2_quota_imutex_key; static int init_inodes(struct gfs2_sbd *sdp, int undo) { @@ -803,6 +805,12 @@ static int init_inodes(struct gfs2_sbd *sdp, int undo) fs_err(sdp, "can't get quota file inode: %d\n", error); goto fail_rindex; } + /* + * i_mutex on quota files is special. Since this inode is hidden system + * file, we are safe to define locking ourselves. + */ + lockdep_set_class(&sdp->sd_quota_inode->i_mutex, + &gfs2_quota_imutex_key); error = gfs2_rindex_update(sdp); if (error) diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 420bc3805ccc..4021deca61ef 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -782,7 +782,7 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda) return -ENOMEM; sort(qda, num_qd, sizeof(struct gfs2_quota_data *), sort_qd, NULL); - mutex_lock_nested(&ip->i_inode.i_mutex, I_MUTEX_QUOTA); + mutex_lock(&ip->i_inode.i_mutex); for (qx = 0; qx < num_qd; qx++) { error = gfs2_glock_nq_init(qda[qx]->qd_gl, LM_ST_EXCLUSIVE, GL_NOCACHE, &ghs[qx]); |