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ext4: new export ops

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Trivial switch over to the new generic helpers.

Signed-off-by: Christoph Hellwig <[email protected]>
Cc: Neil Brown <[email protected]>
Cc: "J. Bruce Fields" <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Christoph Hellwig 2007-10-21 16:42:08 -07:00 • committed by Linus Torvalds
commit 1b961ac05a
1 changed files with 20 additions and 15 deletions
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35
fs/ext4/super.c
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@ -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 {