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author | Christoph Hellwig <hch@lst.de> | 2007-10-21 16:42:09 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-22 08:13:20 -0700 |
commit | 05da08048226cefd2ecc5fe925002d3cf849c7dd (patch) | |
tree | 968242a6581c1e0ecb933f8b8b374667fed600fe /fs/efs | |
parent | 1b961ac05a1624ac2883ec31a3601de7eb30ebdd (diff) | |
download | lwn-05da08048226cefd2ecc5fe925002d3cf849c7dd.tar.gz lwn-05da08048226cefd2ecc5fe925002d3cf849c7dd.zip |
efs: 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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/efs')
-rw-r--r-- | fs/efs/namei.c | 36 | ||||
-rw-r--r-- | fs/efs/super.c | 3 |
2 files changed, 22 insertions, 17 deletions
diff --git a/fs/efs/namei.c b/fs/efs/namei.c index 5276b19423c1..f7f407075be1 100644 --- 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) diff --git a/fs/efs/super.c b/fs/efs/super.c index 25d0326c5f1c..d8ce21b82fba 100644 --- a/fs/efs/super.c +++ b/fs/efs/super.c @@ -114,7 +114,8 @@ static const struct super_operations efs_superblock_operations = { }; static struct export_operations efs_export_ops = { - .get_dentry = efs_get_dentry, + .fh_to_dentry = efs_fh_to_dentry, + .fh_to_parent = efs_fh_to_parent, .get_parent = efs_get_parent, }; |