diff options
| -rw-r--r-- | fs/autofs4/inode.c | 62 |
1 files changed, 1 insertions, 61 deletions
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c index 4670a7818eac..821b2b955dac 100644 --- a/fs/autofs4/inode.c +++ b/fs/autofs4/inode.c @@ -96,63 +96,6 @@ void autofs4_free_ino(struct autofs_info *ino) kfree(ino); } -/* - * Deal with the infamous "Busy inodes after umount ..." message. - * - * Clean up the dentry tree. This happens with autofs if the user - * space program goes away due to a SIGKILL, SIGSEGV etc. - */ -static void autofs4_force_release(struct autofs_sb_info *sbi) -{ - struct dentry *this_parent = sbi->sb->s_root; - struct list_head *next; - - if (!sbi->sb->s_root) - return; - - spin_lock(&dcache_lock); -repeat: - next = this_parent->d_subdirs.next; -resume: - while (next != &this_parent->d_subdirs) { - struct dentry *dentry = list_entry(next, struct dentry, d_u.d_child); - - /* Negative dentry - don`t care */ - if (!simple_positive(dentry)) { - next = next->next; - continue; - } - - if (!list_empty(&dentry->d_subdirs)) { - this_parent = dentry; - goto repeat; - } - - next = next->next; - spin_unlock(&dcache_lock); - - DPRINTK("dentry %p %.*s", - dentry, (int)dentry->d_name.len, dentry->d_name.name); - - dput(dentry); - spin_lock(&dcache_lock); - } - - if (this_parent != sbi->sb->s_root) { - struct dentry *dentry = this_parent; - - next = this_parent->d_u.d_child.next; - this_parent = this_parent->d_parent; - spin_unlock(&dcache_lock); - DPRINTK("parent dentry %p %.*s", - dentry, (int)dentry->d_name.len, dentry->d_name.name); - dput(dentry); - spin_lock(&dcache_lock); - goto resume; - } - spin_unlock(&dcache_lock); -} - void autofs4_kill_sb(struct super_block *sb) { struct autofs_sb_info *sbi = autofs4_sbi(sb); @@ -169,15 +112,12 @@ void autofs4_kill_sb(struct super_block *sb) /* Free wait queues, close pipe */ autofs4_catatonic_mode(sbi); - /* Clean up and release dangling references */ - autofs4_force_release(sbi); - sb->s_fs_info = NULL; kfree(sbi); out_kill_sb: DPRINTK("shutting down"); - kill_anon_super(sb); + kill_litter_super(sb); } static int autofs4_show_options(struct seq_file *m, struct vfsmount *mnt) |