diff options
| author | Ian Kent <raven@themaw.net> | 2022-07-08 09:43:06 +0800 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-07-17 17:31:42 -0700 |
| commit | 9ccbac76e71de411b9c4beea9d91ba98f3fad690 (patch) | |
| tree | 31f79d9d5101714b3bbc32851b5845aaa039a22d /fs/autofs | |
| parent | f71381fcdc3ab615f55278d435a9f35542dc9e63 (diff) | |
| download | linux-9ccbac76e71de411b9c4beea9d91ba98f3fad690.tar.gz linux-9ccbac76e71de411b9c4beea9d91ba98f3fad690.tar.bz2 linux-9ccbac76e71de411b9c4beea9d91ba98f3fad690.zip | |
autofs: make dentry info count consistent
If an autofs dentry is a mount root directory there's no ->mkdir() call to
set its count to one.
To make the dentry info count consistent for all autofs dentries set count
to one when the dentry info struct is allocated.
Link: https://lkml.kernel.org/r/165724458671.30914.2902424437132835325.stgit@donald.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: David Howells <dhowells@redhat.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs/autofs')
| -rw-r--r-- | fs/autofs/inode.c | 1 | ||||
| -rw-r--r-- | fs/autofs/root.c | 4 |
2 files changed, 1 insertions, 4 deletions
diff --git a/fs/autofs/inode.c b/fs/autofs/inode.c index 9edf243713eb..affa70360b1f 100644 --- a/fs/autofs/inode.c +++ b/fs/autofs/inode.c @@ -20,6 +20,7 @@ struct autofs_info *autofs_new_ino(struct autofs_sb_info *sbi) INIT_LIST_HEAD(&ino->expiring); ino->last_used = jiffies; ino->sbi = sbi; + ino->count = 1; } return ino; } diff --git a/fs/autofs/root.c b/fs/autofs/root.c index fef6ed991022..442d27d9cb1b 100644 --- a/fs/autofs/root.c +++ b/fs/autofs/root.c @@ -582,7 +582,6 @@ static int autofs_dir_symlink(struct user_namespace *mnt_userns, d_add(dentry, inode); dget(dentry); - ino->count++; p_ino = autofs_dentry_ino(dentry->d_parent); p_ino->count++; @@ -612,7 +611,6 @@ static int autofs_dir_unlink(struct inode *dir, struct dentry *dentry) struct autofs_info *ino = autofs_dentry_ino(dentry); struct autofs_info *p_ino; - ino->count--; p_ino = autofs_dentry_ino(dentry->d_parent); p_ino->count--; dput(ino->dentry); @@ -695,7 +693,6 @@ static int autofs_dir_rmdir(struct inode *dir, struct dentry *dentry) if (sbi->version < 5) autofs_clear_leaf_automount_flags(dentry); - ino->count--; p_ino = autofs_dentry_ino(dentry->d_parent); p_ino->count--; dput(ino->dentry); @@ -734,7 +731,6 @@ static int autofs_dir_mkdir(struct user_namespace *mnt_userns, autofs_set_leaf_automount_flags(dentry); dget(dentry); - ino->count++; p_ino = autofs_dentry_ino(dentry->d_parent); p_ino->count++; inc_nlink(dir); |