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authorChristoph Hellwig <hch@lst.de>2007-10-21 16:42:08 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-22 08:13:20 -0700
commit1b961ac05a1624ac2883ec31a3601de7eb30ebdd (patch)
tree06ecfcb552d7610ac45e4c770c64625432a48d78 /fs
parentext3: new export ops (diff)
downloadlinux-dev-1b961ac05a1624ac2883ec31a3601de7eb30ebdd.tar.xz
linux-dev-1b961ac05a1624ac2883ec31a3601de7eb30ebdd.zip
ext4: 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: <linux-ext4@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/super.c35
1 files changed, 20 insertions, 15 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index b11e9e2bcd01..9f0d37a4c4df 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -686,13 +686,10 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs)
}
-static struct dentry *ext4_get_dentry(struct super_block *sb, void *vobjp)
+static struct inode *ext4_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 < EXT4_FIRST_INO(sb) && ino != EXT4_ROOT_INO)
return ERR_PTR(-ESTALE);
@@ -715,15 +712,22 @@ static struct dentry *ext4_get_dentry(struct super_block *sb, void *vobjp)
iput(inode);
return ERR_PTR(-ESTALE);
}
- /* now to find a dentry.
- * If possible, get a well-connected one
- */
- result = d_alloc_anon(inode);
- if (!result) {
- iput(inode);
- return ERR_PTR(-ENOMEM);
- }
- return result;
+
+ return inode;
+}
+
+static struct dentry *ext4_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,
+ ext4_nfs_get_inode);
+}
+
+static struct dentry *ext4_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,
+ ext4_nfs_get_inode);
}
#ifdef CONFIG_QUOTA
@@ -793,8 +797,9 @@ static const struct super_operations ext4_sops = {
};
static struct export_operations ext4_export_ops = {
+ .fh_to_dentry = ext4_fh_to_dentry,
+ .fh_to_parent = ext4_fh_to_parent,
.get_parent = ext4_get_parent,
- .get_dentry = ext4_get_dentry,
};
enum {