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Diffstat (limited to 'fs/autofs4')
-rw-r--r--fs/autofs4/expire.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/autofs4/expire.c b/fs/autofs4/expire.c
index 2f7951d..cc1d013 100644
--- a/fs/autofs4/expire.c
+++ b/fs/autofs4/expire.c
@@ -295,7 +295,9 @@ struct dentry *autofs4_expire_direct(struct super_block *sb,
struct autofs_info *ino = autofs4_dentry_ino(root);
if (d_mountpoint(root)) {
ino->flags |= AUTOFS_INF_MOUNTPOINT;
- root->d_mounted--;
+ spin_lock(&root->d_lock);
+ root->d_flags &= ~DCACHE_MOUNTED;
+ spin_unlock(&root->d_lock);
}
ino->flags |= AUTOFS_INF_EXPIRING;
init_completion(&ino->expire_complete);
@@ -503,7 +505,14 @@ int autofs4_do_expire_multi(struct super_block *sb, struct vfsmount *mnt,
spin_lock(&sbi->fs_lock);
if (ino->flags & AUTOFS_INF_MOUNTPOINT) {
- sb->s_root->d_mounted++;
+ spin_lock(&sb->s_root->d_lock);
+ /*
+ * If we haven't been expired away, then reset
+ * mounted status.
+ */
+ if (mnt->mnt_parent != mnt)
+ sb->s_root->d_flags |= DCACHE_MOUNTED;
+ spin_unlock(&sb->s_root->d_lock);
ino->flags &= ~AUTOFS_INF_MOUNTPOINT;
}
ino->flags &= ~AUTOFS_INF_EXPIRING;
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