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| author | Christoph Hellwig <hch@lst.de> | 2007-10-21 16:42:08 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-22 08:13:20 -0700 |
| commit | 1b961ac05a1624ac2883ec31a3601de7eb30ebdd (patch) | |
| tree | 06ecfcb552d7610ac45e4c770c64625432a48d78 /fs | |
| parent | 74af0baad4fd44cc4412cc210d6d9b6fdf7be8da (diff) | |
| download | linux-stable-1b961ac05a1624ac2883ec31a3601de7eb30ebdd.tar.gz linux-stable-1b961ac05a1624ac2883ec31a3601de7eb30ebdd.tar.bz2 linux-stable-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.c | 35 |
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 { |