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-rw-r--r--fs/configfs/dir.c5
-rw-r--r--fs/configfs/file.c2
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 50ed691098bc..a48dc7dd8765 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -546,7 +546,7 @@ static int populate_groups(struct config_group *group)
* That said, taking our i_mutex is closer to mkdir
* emulation, and shouldn't hurt.
*/
- mutex_lock(&dentry->d_inode->i_mutex);
+ mutex_lock_nested(&dentry->d_inode->i_mutex, I_MUTEX_CHILD);
for (i = 0; group->default_groups[i]; i++) {
new_group = group->default_groups[i];
@@ -1405,7 +1405,8 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys)
sd = configfs_sb->s_root->d_fsdata;
link_group(to_config_group(sd->s_element), group);
- mutex_lock(&configfs_sb->s_root->d_inode->i_mutex);
+ mutex_lock_nested(&configfs_sb->s_root->d_inode->i_mutex,
+ I_MUTEX_PARENT);
name.name = group->cg_item.ci_name;
name.len = strlen(name.name);
diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index a3658f9a082c..397cb503a180 100644
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -320,7 +320,7 @@ int configfs_add_file(struct dentry * dir, const struct configfs_attribute * att
umode_t mode = (attr->ca_mode & S_IALLUGO) | S_IFREG;
int error = 0;
- mutex_lock(&dir->d_inode->i_mutex);
+ mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_NORMAL);
error = configfs_make_dirent(parent_sd, NULL, (void *) attr, mode, type);
mutex_unlock(&dir->d_inode->i_mutex);