From b4091d5f6fde28ab762e1094a1a26d81f3badfa5 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Wed, 5 Nov 2008 15:07:21 +0100
Subject: [PATCH] kill walk_init_root
walk_init_root is a tiny helper that is marked __always_inline, has just
one caller and an unused argument. Just merge it into the caller.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
fs/namei.c | 21 ++++++++-------------
1 file changed, 8 insertions(+), 13 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index 631cfdd45c68..d4d0b59ed2cc 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -526,18 +526,6 @@ out_unlock:
return result;
}
-/* SMP-safe */
-static __always_inline void
-walk_init_root(const char *name, struct nameidata *nd)
-{
- struct fs_struct *fs = current->fs;
-
- read_lock(&fs->lock);
- nd->path = fs->root;
- path_get(&fs->root);
- read_unlock(&fs->lock);
-}
-
/*
* Wrapper to retry pathname resolution whenever the underlying
* file system returns an ESTALE.
@@ -575,9 +563,16 @@ static __always_inline int __vfs_follow_link(struct nameidata *nd, const char *l
goto fail;
if (*link == '/') {
+ struct fs_struct *fs = current->fs;
+
path_put(&nd->path);
- walk_init_root(link, nd);
+
+ read_lock(&fs->lock);
+ nd->path = fs->root;
+ path_get(&fs->root);
+ read_unlock(&fs->lock);
}
+
res = link_path_walk(link, nd);
if (nd->depth || res || nd->last_type!=LAST_NORM)
return res;
--
2.20.1