diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 378767c..5cf2213 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -41,10 +41,10 @@
 #include "v9fs_vfs.h"
 #include "fid.h"
 
-static struct inode_operations v9fs_dir_inode_operations;
-static struct inode_operations v9fs_dir_inode_operations_ext;
-static struct inode_operations v9fs_file_inode_operations;
-static struct inode_operations v9fs_symlink_inode_operations;
+static const struct inode_operations v9fs_dir_inode_operations;
+static const struct inode_operations v9fs_dir_inode_operations_ext;
+static const struct inode_operations v9fs_file_inode_operations;
+static const struct inode_operations v9fs_symlink_inode_operations;
 
 /**
  * unixmode2p9mode - convert unix mode bits to plan 9
@@ -1303,7 +1303,7 @@
 	return retval;
 }
 
-static struct inode_operations v9fs_dir_inode_operations_ext = {
+static const struct inode_operations v9fs_dir_inode_operations_ext = {
 	.create = v9fs_vfs_create,
 	.lookup = v9fs_vfs_lookup,
 	.symlink = v9fs_vfs_symlink,
@@ -1318,7 +1318,7 @@
 	.setattr = v9fs_vfs_setattr,
 };
 
-static struct inode_operations v9fs_dir_inode_operations = {
+static const struct inode_operations v9fs_dir_inode_operations = {
 	.create = v9fs_vfs_create,
 	.lookup = v9fs_vfs_lookup,
 	.unlink = v9fs_vfs_unlink,
@@ -1330,12 +1330,12 @@
 	.setattr = v9fs_vfs_setattr,
 };
 
-static struct inode_operations v9fs_file_inode_operations = {
+static const struct inode_operations v9fs_file_inode_operations = {
 	.getattr = v9fs_vfs_getattr,
 	.setattr = v9fs_vfs_setattr,
 };
 
-static struct inode_operations v9fs_symlink_inode_operations = {
+static const struct inode_operations v9fs_symlink_inode_operations = {
 	.readlink = v9fs_vfs_readlink,
 	.follow_link = v9fs_vfs_follow_link,
 	.put_link = v9fs_vfs_put_link,