struct dentry *p;
if (p1 == p2) {
- mutex_lock(&p1->d_inode->i_mutex);
+ mutex_lock_nested(&p1->d_inode->i_mutex, I_MUTEX_PARENT);
return NULL;
}
for (p = p1; p->d_parent != p; p = p->d_parent) {
if (p->d_parent == p2) {
- mutex_lock(&p2->d_inode->i_mutex);
- mutex_lock(&p1->d_inode->i_mutex);
+ mutex_lock_nested(&p2->d_inode->i_mutex, I_MUTEX_PARENT);
+ mutex_lock_nested(&p1->d_inode->i_mutex, I_MUTEX_CHILD);
return p;
}
}
for (p = p2; p->d_parent != p; p = p->d_parent) {
if (p->d_parent == p1) {
- mutex_lock(&p1->d_inode->i_mutex);
- mutex_lock(&p2->d_inode->i_mutex);
+ mutex_lock_nested(&p1->d_inode->i_mutex, I_MUTEX_PARENT);
+ mutex_lock_nested(&p2->d_inode->i_mutex, I_MUTEX_CHILD);
return p;
}
}
- mutex_lock(&p1->d_inode->i_mutex);
- mutex_lock(&p2->d_inode->i_mutex);
+ mutex_lock_nested(&p1->d_inode->i_mutex, I_MUTEX_PARENT);
+ mutex_lock_nested(&p2->d_inode->i_mutex, I_MUTEX_CHILD);
return NULL;
}
{
struct dentry *dentry = ERR_PTR(-EEXIST);
- mutex_lock(&nd->dentry->d_inode->i_mutex);
+ mutex_lock_nested(&nd->dentry->d_inode->i_mutex, I_MUTEX_PARENT);
/*
* Yucky last component or no last component at all?
* (foo/., foo/.., /////)
error = -EBUSY;
goto exit1;
}
- mutex_lock(&nd.dentry->d_inode->i_mutex);
+ mutex_lock_nested(&nd.dentry->d_inode->i_mutex, I_MUTEX_PARENT);
dentry = lookup_hash(&nd);
error = PTR_ERR(dentry);
if (!IS_ERR(dentry)) {
error = -EISDIR;
if (nd.last_type != LAST_NORM)
goto exit1;
- mutex_lock(&nd.dentry->d_inode->i_mutex);
+ mutex_lock_nested(&nd.dentry->d_inode->i_mutex, I_MUTEX_PARENT);
dentry = lookup_hash(&nd);
error = PTR_ERR(dentry);
if (!IS_ERR(dentry)) {