[PATCH] fix constness warning in dmapi

[Christoph Hellwig <hch@xxxxxx>]

File operations are const now so make sure the dmapi code propagates
this properly.


Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Index: linux-2.6-xfs/fs/dmapi/dmapi_kern.h
===================================================================
--- linux-2.6-xfs.orig/fs/dmapi/dmapi_kern.h    2007-07-14 16:08:31.000000000 
+0200
+++ linux-2.6-xfs/fs/dmapi/dmapi_kern.h 2007-07-14 16:08:41.000000000 +0200
@@ -79,7 +79,7 @@ struct filesystem_dmapi_operations {
        int (*get_fsys_vector)(struct super_block *sb, void *addr);
        int (*fh_to_inode)(struct super_block *sb, struct inode **ip,
                           dm_fid_t *fid);
-       struct file_operations * (*get_invis_ops)(struct inode *ip);
+       const struct file_operations * (*get_invis_ops)(struct inode *ip);
        int (*inode_to_fh)(struct inode *ip, dm_fid_t *fid,
                           dm_fsid_t *fsid );
        void (*get_fsid)(struct super_block *sb, dm_fsid_t *fsid);
Index: linux-2.6-xfs/fs/xfs/dmapi/xfs_dm_fsops.c
===================================================================
--- linux-2.6-xfs.orig/fs/xfs/dmapi/xfs_dm_fsops.c      2007-07-14 
16:07:47.000000000 +0200
+++ linux-2.6-xfs/fs/xfs/dmapi/xfs_dm_fsops.c   2007-07-14 16:07:55.000000000 
+0200
@@ -49,7 +49,7 @@
 #include "xfs_dm.h"
 
 
-STATIC struct file_operations *
+STATIC const struct file_operations *
 xfs_dm_get_invis_ops(
        struct inode *ip)
 {