diff options
| author | Christoph Hellwig <hch@lst.de> | 2007-10-21 16:42:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-22 08:13:20 -0700 |
| commit | d425de704334dc2bad64ca6ea2ac20ef33c9e754 (patch) | |
| tree | 5702b0ee4b47f3fd9423f1dfe5a889f43320a290 | |
| parent | 05da08048226cefd2ecc5fe925002d3cf849c7dd (diff) | |
| download | lwn-d425de704334dc2bad64ca6ea2ac20ef33c9e754.tar.gz lwn-d425de704334dc2bad64ca6ea2ac20ef33c9e754.zip | |
jfs: 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: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | fs/jfs/jfs_inode.h | 7 | ||||
| -rw-r--r-- | fs/jfs/namei.c | 35 | ||||
| -rw-r--r-- | fs/jfs/super.c | 3 |
3 files changed, 27 insertions, 18 deletions
diff --git a/fs/jfs/jfs_inode.h b/fs/jfs/jfs_inode.h index f0ec72b263f1..8e2cf2cde185 100644 --- a/fs/jfs/jfs_inode.h +++ b/fs/jfs/jfs_inode.h @@ -18,6 +18,8 @@ #ifndef _H_JFS_INODE #define _H_JFS_INODE +struct fid; + extern struct inode *ialloc(struct inode *, umode_t); extern int jfs_fsync(struct file *, struct dentry *, int); extern int jfs_ioctl(struct inode *, struct file *, @@ -32,7 +34,10 @@ extern void jfs_truncate_nolock(struct inode *, loff_t); extern void jfs_free_zero_link(struct inode *); extern struct dentry *jfs_get_parent(struct dentry *dentry); extern void jfs_get_inode_flags(struct jfs_inode_info *); -extern struct dentry *jfs_get_dentry(struct super_block *sb, void *vobjp); +extern struct dentry *jfs_fh_to_dentry(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); +extern struct dentry *jfs_fh_to_parent(struct super_block *sb, struct fid *fid, + int fh_len, int fh_type); extern void jfs_set_inode_flags(struct inode *); extern int jfs_get_block(struct inode *, sector_t, struct buffer_head *, int); diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index 932797ba433b..4e0a8493cef6 100644 --- 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) diff --git a/fs/jfs/super.c b/fs/jfs/super.c index cff60c171943..81c3228ca455 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -738,7 +738,8 @@ static const struct super_operations jfs_super_operations = { }; static struct export_operations jfs_export_operations = { - .get_dentry = jfs_get_dentry, + .fh_to_dentry = jfs_fh_to_dentry, + .fh_to_parent = jfs_fh_to_parent, .get_parent = jfs_get_parent, }; |