diff options
Diffstat (limited to 'fs/binfmt_misc.c')
| -rw-r--r-- | fs/binfmt_misc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c index 2568eb41cb3..9ccc7d8275b 100644 --- a/fs/binfmt_misc.c +++ b/fs/binfmt_misc.c @@ -588,11 +588,11 @@ static ssize_t bm_entry_write(struct file *file, const char __user *buffer, case 2: set_bit(Enabled, &e->flags); break; case 3: root = dget(file->f_vfsmnt->mnt_sb->s_root); - down(&root->d_inode->i_sem); + mutex_lock(&root->d_inode->i_mutex); kill_node(e); - up(&root->d_inode->i_sem); + mutex_unlock(&root->d_inode->i_mutex); dput(root); break; default: return res; @@ -622,7 +622,7 @@ static ssize_t bm_register_write(struct file *file, const char __user *buffer, return PTR_ERR(e); root = dget(sb->s_root); - down(&root->d_inode->i_sem); + mutex_lock(&root->d_inode->i_mutex); dentry = lookup_one_len(e->name, root, strlen(e->name)); err = PTR_ERR(dentry); if (IS_ERR(dentry)) @@ -658,7 +658,7 @@ static ssize_t bm_register_write(struct file *file, const char __user *buffer, out2: dput(dentry); out: - up(&root->d_inode->i_sem); + mutex_unlock(&root->d_inode->i_mutex); dput(root); if (err) { @@ -703,12 +703,12 @@ static ssize_t bm_status_write(struct file * file, const char __user * buffer, case 1: enabled = 0; break; case 2: enabled = 1; break; case 3: root = dget(file->f_vfsmnt->mnt_sb->s_root); - down(&root->d_inode->i_sem); + mutex_lock(&root->d_inode->i_mutex); while (!list_empty(&entries)) kill_node(list_entry(entries.next, Node, list)); - up(&root->d_inode->i_sem); + mutex_unlock(&root->d_inode->i_mutex); dput(root); default: return res; } |