diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2020-02-26 20:09:37 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-04-02 01:09:23 -0400 |
| commit | 19f6028a01469276abe520c46a2c0ed0204e28d7 (patch) | |
| tree | 8893e4e6e75a18736e80cd0eee5120869c62c6da /fs | |
| parent | 2aa38470853a65dc9b1b4bd0989d34cd3fc57ebd (diff) | |
fs/namei.c: kill follow_mount()
The only remaining caller (path_pts()) should be using follow_down()
anyway. And clean path_pts() a bit.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/namei.c | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/fs/namei.c b/fs/namei.c index 669a0dfa3012..1f092f9e321b 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1414,22 +1414,6 @@ static inline int handle_mounts(struct nameidata *nd, struct dentry *dentry, } /* - * Skip to top of mountpoint pile in refwalk mode for follow_dotdot() - */ -static void follow_mount(struct path *path) -{ - while (d_mountpoint(path->dentry)) { - struct vfsmount *mounted = lookup_mnt(path); - if (!mounted) - break; - dput(path->dentry); - mntput(path->mnt); - path->mnt = mounted; - path->dentry = dget(mounted->mnt_root); - } -} - -/* * This looks up the name in dcache and possibly revalidates the found dentry. * NULL is returned if the dentry does not exist in the cache. */ @@ -2640,7 +2624,7 @@ int path_pts(struct path *path) */ struct dentry *parent = dget_parent(path->dentry); struct dentry *child; - struct qstr this; + struct qstr this = QSTR_INIT("pts", 3); if (unlikely(!path_connected(path->mnt, parent))) { dput(parent); @@ -2648,15 +2632,13 @@ int path_pts(struct path *path) } dput(path->dentry); path->dentry = parent; - this.name = "pts"; - this.len = 3; child = d_hash_and_lookup(parent, &this); if (!child) return -ENOENT; path->dentry = child; dput(parent); - follow_mount(path); + follow_down(path); return 0; } #endif |