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path: root/fs/autofs4/inode.c
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Diffstat (limited to 'fs/autofs4/inode.c')
-rw-r--r--fs/autofs4/inode.c22
1 files changed, 4 insertions, 18 deletions
diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
index 800ce876cae..51fd8595bf8 100644
--- a/fs/autofs4/inode.c
+++ b/fs/autofs4/inode.c
@@ -96,7 +96,7 @@ void autofs4_free_ino(struct autofs_info *ino)
*/
static void autofs4_force_release(struct autofs_sb_info *sbi)
{
- struct dentry *this_parent = sbi->root;
+ struct dentry *this_parent = sbi->sb->s_root;
struct list_head *next;
spin_lock(&dcache_lock);
@@ -127,7 +127,7 @@ resume:
spin_lock(&dcache_lock);
}
- if (this_parent != sbi->root) {
+ if (this_parent != sbi->sb->s_root) {
struct dentry *dentry = this_parent;
next = this_parent->d_u.d_child.next;
@@ -140,15 +140,9 @@ resume:
goto resume;
}
spin_unlock(&dcache_lock);
-
- dput(sbi->root);
- sbi->root = NULL;
- shrink_dcache_sb(sbi->sb);
-
- return;
}
-static void autofs4_put_super(struct super_block *sb)
+void autofs4_kill_sb(struct super_block *sb)
{
struct autofs_sb_info *sbi = autofs4_sbi(sb);
@@ -163,6 +157,7 @@ static void autofs4_put_super(struct super_block *sb)
kfree(sbi);
DPRINTK("shutting down");
+ kill_anon_super(sb);
}
static int autofs4_show_options(struct seq_file *m, struct vfsmount *mnt)
@@ -189,7 +184,6 @@ static int autofs4_show_options(struct seq_file *m, struct vfsmount *mnt)
}
static struct super_operations autofs4_sops = {
- .put_super = autofs4_put_super,
.statfs = simple_statfs,
.show_options = autofs4_show_options,
};
@@ -315,7 +309,6 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
s->s_fs_info = sbi;
sbi->magic = AUTOFS_SBI_MAGIC;
- sbi->root = NULL;
sbi->pipefd = -1;
sbi->catatonic = 0;
sbi->exp_timeout = 0;
@@ -397,13 +390,6 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
sbi->pipefd = pipefd;
/*
- * Take a reference to the root dentry so we get a chance to
- * clean up the dentry tree on umount.
- * See autofs4_force_release.
- */
- sbi->root = dget(root);
-
- /*
* Success! Install the root dentry now to indicate completion.
*/
s->s_root = root;