[PATCH v3 017/110] freevxfs: switch to simple_follow_link()

[Al Viro]

From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
 fs/freevxfs/vxfs_extern.h |  3 ---
 fs/freevxfs/vxfs_immed.c  | 34 ----------------------------------
 fs/freevxfs/vxfs_inode.c  |  7 +++++--
 3 files changed, 5 insertions(+), 39 deletions(-)

diff --git a/fs/freevxfs/vxfs_extern.h b/fs/freevxfs/vxfs_extern.h
index 881aa3d..e3dcb44 100644
--- a/fs/freevxfs/vxfs_extern.h
+++ b/fs/freevxfs/vxfs_extern.h
@@ -50,9 +50,6 @@ extern daddr_t			vxfs_bmap1(struct inode *, long);
 /* vxfs_fshead.c */
 extern int			vxfs_read_fshead(struct super_block *);
 
-/* vxfs_immed.c */
-extern const struct inode_operations vxfs_immed_symlink_iops;
-
 /* vxfs_inode.c */
 extern const struct address_space_operations vxfs_immed_aops;
 extern struct kmem_cache	*vxfs_inode_cachep;
diff --git a/fs/freevxfs/vxfs_immed.c b/fs/freevxfs/vxfs_immed.c
index 8b9229e..cb84f0f 100644
--- a/fs/freevxfs/vxfs_immed.c
+++ b/fs/freevxfs/vxfs_immed.c
@@ -32,29 +32,15 @@
  */
 #include <linux/fs.h>
 #include <linux/pagemap.h>
-#include <linux/namei.h>
 
 #include "vxfs.h"
 #include "vxfs_extern.h"
 #include "vxfs_inode.h"
 
 
-static void *	vxfs_immed_follow_link(struct dentry *, struct nameidata *);
-
 static int	vxfs_immed_readpage(struct file *, struct page *);
 
 /*
- * Inode operations for immed symlinks.
- *
- * Unliked all other operations we do not go through the pagecache,
- * but do all work directly on the inode.
- */
-const struct inode_operations vxfs_immed_symlink_iops = {
-	.readlink =		generic_readlink,
-	.follow_link =		vxfs_immed_follow_link,
-};
-
-/*
  * Address space operations for immed files and directories.
  */
 const struct address_space_operations vxfs_immed_aops = {
@@ -62,26 +48,6 @@ const struct address_space_operations vxfs_immed_aops = {
 };
 
 /**
- * vxfs_immed_follow_link - follow immed symlink
- * @dp:		dentry for the link
- * @np:		pathname lookup data for the current path walk
- *
- * Description:
- *   vxfs_immed_follow_link restarts the pathname lookup with
- *   the data obtained from @dp.
- *
- * Returns:
- *   Zero on success, else a negative error code.
- */
-static void *
-vxfs_immed_follow_link(struct dentry *dp, struct nameidata *np)
-{
-	struct vxfs_inode_info		*vip = VXFS_INO(d_inode(dp));
-	nd_set_link(np, vip->vii_immed.vi_immed);
-	return NULL;
-}
-
-/**
  * vxfs_immed_readpage - read part of an immed inode into pagecache
  * @file:	file context (unused)
  * @page:	page frame to fill in.
diff --git a/fs/freevxfs/vxfs_inode.c b/fs/freevxfs/vxfs_inode.c
index 363e3ae..ef73ed6 100644
--- a/fs/freevxfs/vxfs_inode.c
+++ b/fs/freevxfs/vxfs_inode.c
@@ -35,6 +35,7 @@
 #include <linux/pagemap.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
+#include <linux/namei.h>
 
 #include "vxfs.h"
 #include "vxfs_inode.h"
@@ -327,8 +328,10 @@ vxfs_iget(struct super_block *sbp, ino_t ino)
 			ip->i_op = &page_symlink_inode_operations;
 			ip->i_mapping->a_ops = &vxfs_aops;
 		} else {
-			ip->i_op = &vxfs_immed_symlink_iops;
-			vip->vii_immed.vi_immed[ip->i_size] = '\0';
+			ip->i_op = &simple_symlink_inode_operations;
+			ip->i_link = vip->vii_immed.vi_immed;
+			nd_terminate_link(ip->i_link, ip->i_size,
+					  sizeof(vip->vii_immed.vi_immed) - 1);
 		}
 	} else
 		init_special_inode(ip, ip->i_mode, old_decode_dev(vip->vii_rdev));
-- 
2.1.4

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