u32 ih_generation;
};
-static struct dentry *ocfs2_get_dentry(struct super_block *sb, void *vobjp)
+static struct dentry *ocfs2_get_dentry(struct super_block *sb,
+ struct ocfs2_inode_handle *handle)
{
- struct ocfs2_inode_handle *handle = vobjp;
struct inode *inode;
struct dentry *result;
return ERR_PTR(-ESTALE);
}
- inode = ocfs2_iget(OCFS2_SB(sb), handle->ih_blkno, 0);
+ inode = ocfs2_iget(OCFS2_SB(sb), handle->ih_blkno, 0, 0);
if (IS_ERR(inode))
return (void *)inode;
struct dentry *parent;
struct inode *inode;
struct inode *dir = child->d_inode;
- struct buffer_head *dirent_bh = NULL;
- struct ocfs2_dir_entry *dirent;
mlog_entry("(0x%p, '%.*s')\n", child,
child->d_name.len, child->d_name.name);
mlog(0, "find parent of directory %llu\n",
(unsigned long long)OCFS2_I(dir)->ip_blkno);
- status = ocfs2_meta_lock(dir, NULL, 0);
+ status = ocfs2_inode_lock(dir, NULL, 0);
if (status < 0) {
if (status != -ENOENT)
mlog_errno(status);
goto bail;
}
- status = ocfs2_find_files_on_disk("..", 2, &blkno, dir, &dirent_bh,
- &dirent);
+ status = ocfs2_lookup_ino_from_name(dir, "..", 2, &blkno);
if (status < 0) {
parent = ERR_PTR(-ENOENT);
goto bail_unlock;
}
- inode = ocfs2_iget(OCFS2_SB(dir->i_sb), blkno, 0);
+ inode = ocfs2_iget(OCFS2_SB(dir->i_sb), blkno, 0, 0);
if (IS_ERR(inode)) {
mlog(ML_ERROR, "Unable to create inode %llu\n",
(unsigned long long)blkno);
parent->d_op = &ocfs2_dentry_ops;
bail_unlock:
- ocfs2_meta_unlock(dir, 0);
-
- if (dirent_bh)
- brelse(dirent_bh);
+ ocfs2_inode_unlock(dir, 0);
bail:
mlog_exit_ptr(parent);
return parent;
}
-static int ocfs2_encode_fh(struct dentry *dentry, __be32 *fh, int *max_len,
+static int ocfs2_encode_fh(struct dentry *dentry, u32 *fh_in, int *max_len,
int connectable)
{
struct inode *inode = dentry->d_inode;
int type = 1;
u64 blkno;
u32 generation;
+ __le32 *fh = (__force __le32 *) fh_in;
mlog_entry("(0x%p, '%.*s', 0x%p, %d, %d)\n", dentry,
dentry->d_name.len, dentry->d_name.name,
return type;
}
-static struct dentry *ocfs2_decode_fh(struct super_block *sb, __be32 *fh,
- int fh_len, int fileid_type,
- int (*acceptable)(void *context,
- struct dentry *de),
- void *context)
+static struct dentry *ocfs2_fh_to_dentry(struct super_block *sb,
+ struct fid *fid, int fh_len, int fh_type)
{
- struct ocfs2_inode_handle handle, parent;
- struct dentry *ret = NULL;
-
- mlog_entry("(0x%p, 0x%p, %d, %d, 0x%p, 0x%p)\n",
- sb, fh, fh_len, fileid_type, acceptable, context);
-
- if (fh_len < 3 || fileid_type > 2)
- goto bail;
-
- if (fileid_type == 2) {
- if (fh_len < 6)
- goto bail;
-
- parent.ih_blkno = (u64)le32_to_cpu(fh[3]) << 32;
- parent.ih_blkno |= (u64)le32_to_cpu(fh[4]);
- parent.ih_generation = le32_to_cpu(fh[5]);
+ struct ocfs2_inode_handle handle;
- mlog(0, "Decoding parent: blkno: %llu, generation: %u\n",
- (unsigned long long)parent.ih_blkno,
- parent.ih_generation);
- }
+ if (fh_len < 3 || fh_type > 2)
+ return NULL;
- handle.ih_blkno = (u64)le32_to_cpu(fh[0]) << 32;
- handle.ih_blkno |= (u64)le32_to_cpu(fh[1]);
- handle.ih_generation = le32_to_cpu(fh[2]);
+ handle.ih_blkno = (u64)le32_to_cpu(fid->raw[0]) << 32;
+ handle.ih_blkno |= (u64)le32_to_cpu(fid->raw[1]);
+ handle.ih_generation = le32_to_cpu(fid->raw[2]);
+ return ocfs2_get_dentry(sb, &handle);
+}
- mlog(0, "Encoding fh: blkno: %llu, generation: %u\n",
- (unsigned long long)handle.ih_blkno, handle.ih_generation);
+static struct dentry *ocfs2_fh_to_parent(struct super_block *sb,
+ struct fid *fid, int fh_len, int fh_type)
+{
+ struct ocfs2_inode_handle parent;
- ret = ocfs2_export_ops.find_exported_dentry(sb, &handle, &parent,
- acceptable, context);
+ if (fh_type != 2 || fh_len < 6)
+ return NULL;
-bail:
- mlog_exit_ptr(ret);
- return ret;
+ parent.ih_blkno = (u64)le32_to_cpu(fid->raw[3]) << 32;
+ parent.ih_blkno |= (u64)le32_to_cpu(fid->raw[4]);
+ parent.ih_generation = le32_to_cpu(fid->raw[5]);
+ return ocfs2_get_dentry(sb, &parent);
}
-struct export_operations ocfs2_export_ops = {
- .decode_fh = ocfs2_decode_fh,
+const struct export_operations ocfs2_export_ops = {
.encode_fh = ocfs2_encode_fh,
-
+ .fh_to_dentry = ocfs2_fh_to_dentry,
+ .fh_to_parent = ocfs2_fh_to_parent,
.get_parent = ocfs2_get_parent,
- .get_dentry = ocfs2_get_dentry,
};