jfs: new export ops

[linux-2.6-omap-h63xx.git] / fs / jfs / namei.c

diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 932797ba433b0b5d2ac1a4c06f122564990049d0..4e0a8493cef69c394bcab1478f0872e7268b0425 100644 (file)
--- 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)