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-rw-r--r--fs/exportfs/expfs.c19
-rw-r--r--include/linux/exportfs.h2
2 files changed, 16 insertions, 5 deletions
diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c
index 10f137381ac7..606bb074c501 100644
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -341,10 +341,21 @@ static int export_encode_fh(struct inode *inode, struct fid *fid,
return type;
}
+int exportfs_encode_inode_fh(struct inode *inode, struct fid *fid,
+ int *max_len, struct inode *parent)
+{
+ const struct export_operations *nop = inode->i_sb->s_export_op;
+
+ if (nop && nop->encode_fh)
+ return nop->encode_fh(inode, fid->raw, max_len, parent);
+
+ return export_encode_fh(inode, fid, max_len, parent);
+}
+EXPORT_SYMBOL_GPL(exportfs_encode_inode_fh);
+
int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len,
int connectable)
{
- const struct export_operations *nop = dentry->d_sb->s_export_op;
int error;
struct dentry *p = NULL;
struct inode *inode = dentry->d_inode, *parent = NULL;
@@ -357,10 +368,8 @@ int exportfs_encode_fh(struct dentry *dentry, struct fid *fid, int *max_len,
*/
parent = p->d_inode;
}
- if (nop && nop->encode_fh)
- error = nop->encode_fh(inode, fid->raw, max_len, parent);
- else
- error = export_encode_fh(inode, fid, max_len, parent);
+
+ error = exportfs_encode_inode_fh(inode, fid, max_len, parent);
dput(p);
return error;
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index 12291a7ee275..c7e6b6392ab8 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -177,6 +177,8 @@ struct export_operations {
int (*commit_metadata)(struct inode *inode);
};
+extern int exportfs_encode_inode_fh(struct inode *inode, struct fid *fid,
+ int *max_len, struct inode *parent);
extern int exportfs_encode_fh(struct dentry *dentry, struct fid *fid,
int *max_len, int connectable);
extern struct dentry *exportfs_decode_fh(struct vfsmount *mnt, struct fid *fid,