sysfs: suppress lockdep warnings

[linux-2.6-omap-h63xx.git] / fs / sysfs / inode.c

diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c
index 1a81ebce20e9a5b80884975f0893b40dccfee29f..dbd820f9aeede2df86a17923aca13cede72db271 100644 (file)
--- a/fs/sysfs/inode.c
+++ b/fs/sysfs/inode.c
@@ -215,7 +215,7 @@ static inline void orphan_all_buffers(struct inode *node)
        struct sysfs_buffer_collection *set = node->i_private;
        struct sysfs_buffer *buf;
 
-       mutex_lock(&node->i_mutex);
+       mutex_lock_nested(&node->i_mutex, I_MUTEX_CHILD);
        if (node->i_private) {
                list_for_each_entry(buf, &set->associates, associates) {
                        down(&buf->sem);
@@ -272,7 +272,7 @@ int sysfs_hash_and_remove(struct dentry * dir, const char * name)
                return -ENOENT;
 
        parent_sd = dir->d_fsdata;
-       mutex_lock(&dir->d_inode->i_mutex);
+       mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
        list_for_each_entry(sd, &parent_sd->s_children, s_sibling) {
                if (!sd->s_element)
                        continue;