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authorChristoph Hellwig <hch@lst.de>2007-10-21 16:42:09 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-22 08:13:20 -0700
commitd425de704334dc2bad64ca6ea2ac20ef33c9e754 (patch)
tree5702b0ee4b47f3fd9423f1dfe5a889f43320a290 /fs/jfs
parent05da08048226cefd2ecc5fe925002d3cf849c7dd (diff)
jfs: new export ops
Trivial switch over to the new generic helpers. Signed-off-by: Christoph Hellwig <hch@lst.de> Cc: Neil Brown <neilb@suse.de> Cc: "J. Bruce Fields" <bfields@fieldses.org> Cc: Dave Kleikamp <shaggy@austin.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/jfs')
-rw-r--r--fs/jfs/jfs_inode.h7
-rw-r--r--fs/jfs/namei.c35
-rw-r--r--fs/jfs/super.c3
3 files changed, 27 insertions, 18 deletions
diff --git a/fs/jfs/jfs_inode.h b/fs/jfs/jfs_inode.h
index f0ec72b263f1..8e2cf2cde185 100644
--- a/fs/jfs/jfs_inode.h
+++ b/fs/jfs/jfs_inode.h
@@ -18,6 +18,8 @@
#ifndef _H_JFS_INODE
#define _H_JFS_INODE
+struct fid;
+
extern struct inode *ialloc(struct inode *, umode_t);
extern int jfs_fsync(struct file *, struct dentry *, int);
extern int jfs_ioctl(struct inode *, struct file *,
@@ -32,7 +34,10 @@ extern void jfs_truncate_nolock(struct inode *, loff_t);
extern void jfs_free_zero_link(struct inode *);
extern struct dentry *jfs_get_parent(struct dentry *dentry);
extern void jfs_get_inode_flags(struct jfs_inode_info *);
-extern struct dentry *jfs_get_dentry(struct super_block *sb, void *vobjp);
+extern struct dentry *jfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type);
+extern struct dentry *jfs_fh_to_parent(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type);
extern void jfs_set_inode_flags(struct inode *);
extern int jfs_get_block(struct inode *, sector_t, struct buffer_head *, int);
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 932797ba433b..4e0a8493cef6 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -20,6 +20,7 @@
#include <linux/fs.h>
#include <linux/ctype.h>
#include <linux/quotaops.h>
+#include <linux/exportfs.h>
#include "jfs_incore.h"
#include "jfs_superblock.h"
#include "jfs_inode.h"
@@ -1477,13 +1478,10 @@ static struct dentry *jfs_lookup(struct inode *dip, struct dentry *dentry, struc
return dentry;
}
-struct dentry *jfs_get_dentry(struct super_block *sb, void *vobjp)
+static struct inode *jfs_nfs_get_inode(struct super_block *sb,
+ u64 ino, u32 generation)
{
- __u32 *objp = vobjp;
- unsigned long ino = objp[0];
- __u32 generation = objp[1];
struct inode *inode;
- struct dentry *result;
if (ino == 0)
return ERR_PTR(-ESTALE);
@@ -1493,20 +1491,25 @@ struct dentry *jfs_get_dentry(struct super_block *sb, void *vobjp)
if (is_bad_inode(inode) ||
(generation && inode->i_generation != generation)) {
- result = ERR_PTR(-ESTALE);
- goto out_iput;
+ iput(inode);
+ return ERR_PTR(-ESTALE);
}
- result = d_alloc_anon(inode);
- if (!result) {
- result = ERR_PTR(-ENOMEM);
- goto out_iput;
- }
- return result;
+ return inode;
+}
- out_iput:
- iput(inode);
- return result;
+struct dentry *jfs_fh_to_dentry(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type)
+{
+ return generic_fh_to_dentry(sb, fid, fh_len, fh_type,
+ jfs_nfs_get_inode);
+}
+
+struct dentry *jfs_fh_to_parent(struct super_block *sb, struct fid *fid,
+ int fh_len, int fh_type)
+{
+ return generic_fh_to_parent(sb, fid, fh_len, fh_type,
+ jfs_nfs_get_inode);
}
struct dentry *jfs_get_parent(struct dentry *dentry)
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index cff60c171943..81c3228ca455 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -738,7 +738,8 @@ static const struct super_operations jfs_super_operations = {
};
static struct export_operations jfs_export_operations = {
- .get_dentry = jfs_get_dentry,
+ .fh_to_dentry = jfs_fh_to_dentry,
+ .fh_to_parent = jfs_fh_to_parent,
.get_parent = jfs_get_parent,
};