efs: new export ops

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

diff --git a/fs/efs/namei.c b/fs/efs/namei.c
index 5276b19423c1abeda0ccd20cc0b0f0f99fc0d1eb..f7f407075be107e6dc0625676268300bdd1df501 100644 (file)
--- a/fs/efs/namei.c
+++ b/fs/efs/namei.c
@@ -10,6 +10,8 @@
 #include <linux/string.h>
 #include <linux/efs_fs.h>
 #include <linux/smp_lock.h>
+#include <linux/exportfs.h>
+
 
 static efs_ino_t efs_find_entry(struct inode *inode, const char *name, int len) {
        struct buffer_head *bh;
@@ -75,13 +77,10 @@ struct dentry *efs_lookup(struct inode *dir, struct dentry *dentry, struct namei
        return NULL;
 }
 
-struct dentry *efs_get_dentry(struct super_block *sb, void *vobjp)
+static struct inode *efs_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);
@@ -91,20 +90,25 @@ struct dentry *efs_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 *efs_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,
+                                   efs_nfs_get_inode);
+}
+
+struct dentry *efs_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,
+                                   efs_nfs_get_inode);
 }
 
 struct dentry *efs_get_parent(struct dentry *child)