diff --git a/fs/ocfs2/dlm/dlmfs.c b/fs/ocfs2/dlm/dlmfs.c
index 3082624..84b33ff 100644
--- a/fs/ocfs2/dlm/dlmfs.c
+++ b/fs/ocfs2/dlm/dlmfs.c
@@ -63,9 +63,9 @@
 
 static struct super_operations dlmfs_ops;
 static const struct file_operations dlmfs_file_operations;
-static struct inode_operations dlmfs_dir_inode_operations;
-static struct inode_operations dlmfs_root_inode_operations;
-static struct inode_operations dlmfs_file_inode_operations;
+static const struct inode_operations dlmfs_dir_inode_operations;
+static const struct inode_operations dlmfs_root_inode_operations;
+static const struct inode_operations dlmfs_file_inode_operations;
 static struct kmem_cache *dlmfs_inode_cache;
 
 struct workqueue_struct *user_dlm_worker;
@@ -547,14 +547,14 @@
 	.write		= dlmfs_file_write,
 };
 
-static struct inode_operations dlmfs_dir_inode_operations = {
+static const struct inode_operations dlmfs_dir_inode_operations = {
 	.create		= dlmfs_create,
 	.lookup		= simple_lookup,
 	.unlink		= dlmfs_unlink,
 };
 
 /* this way we can restrict mkdir to only the toplevel of the fs. */
-static struct inode_operations dlmfs_root_inode_operations = {
+static const struct inode_operations dlmfs_root_inode_operations = {
 	.lookup		= simple_lookup,
 	.mkdir		= dlmfs_mkdir,
 	.rmdir		= simple_rmdir,
@@ -568,7 +568,7 @@
 	.drop_inode	= generic_delete_inode,
 };
 
-static struct inode_operations dlmfs_file_inode_operations = {
+static const struct inode_operations dlmfs_file_inode_operations = {
 	.getattr	= simple_getattr,
 };
 
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 10953a5..f2cd3bf 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1365,13 +1365,13 @@
 	return ret;
 }
 
-struct inode_operations ocfs2_file_iops = {
+const struct inode_operations ocfs2_file_iops = {
 	.setattr	= ocfs2_setattr,
 	.getattr	= ocfs2_getattr,
 	.permission	= ocfs2_permission,
 };
 
-struct inode_operations ocfs2_special_file_iops = {
+const struct inode_operations ocfs2_special_file_iops = {
 	.setattr	= ocfs2_setattr,
 	.getattr	= ocfs2_getattr,
 	.permission	= ocfs2_permission,
diff --git a/fs/ocfs2/file.h b/fs/ocfs2/file.h
index 601a453..cc973f0 100644
--- a/fs/ocfs2/file.h
+++ b/fs/ocfs2/file.h
@@ -28,8 +28,8 @@
 
 extern const struct file_operations ocfs2_fops;
 extern const struct file_operations ocfs2_dops;
-extern struct inode_operations ocfs2_file_iops;
-extern struct inode_operations ocfs2_special_file_iops;
+extern const struct inode_operations ocfs2_file_iops;
+extern const struct inode_operations ocfs2_special_file_iops;
 struct ocfs2_alloc_context;
 
 enum ocfs2_alloc_restarted {
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index f3d7803..f7fa52b 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -2306,7 +2306,7 @@
 	return status;
 }
 
-struct inode_operations ocfs2_dir_iops = {
+const struct inode_operations ocfs2_dir_iops = {
 	.create		= ocfs2_create,
 	.lookup		= ocfs2_lookup,
 	.link		= ocfs2_link,
diff --git a/fs/ocfs2/namei.h b/fs/ocfs2/namei.h
index 8425944..0975c7b 100644
--- a/fs/ocfs2/namei.h
+++ b/fs/ocfs2/namei.h
@@ -26,7 +26,7 @@
 #ifndef OCFS2_NAMEI_H
 #define OCFS2_NAMEI_H
 
-extern struct inode_operations ocfs2_dir_iops;
+extern const struct inode_operations ocfs2_dir_iops;
 
 struct dentry *ocfs2_get_parent(struct dentry *child);
 
diff --git a/fs/ocfs2/symlink.c b/fs/ocfs2/symlink.c
index 03b0191..40dc1a51 100644
--- a/fs/ocfs2/symlink.c
+++ b/fs/ocfs2/symlink.c
@@ -170,12 +170,12 @@
 	return ERR_PTR(status);
 }
 
-struct inode_operations ocfs2_symlink_inode_operations = {
+const struct inode_operations ocfs2_symlink_inode_operations = {
 	.readlink	= page_readlink,
 	.follow_link	= ocfs2_follow_link,
 	.getattr	= ocfs2_getattr,
 };
-struct inode_operations ocfs2_fast_symlink_inode_operations = {
+const struct inode_operations ocfs2_fast_symlink_inode_operations = {
 	.readlink	= ocfs2_readlink,
 	.follow_link	= ocfs2_follow_link,
 	.getattr	= ocfs2_getattr,
diff --git a/fs/ocfs2/symlink.h b/fs/ocfs2/symlink.h
index 1ea9e4d..65a6c9c 100644
--- a/fs/ocfs2/symlink.h
+++ b/fs/ocfs2/symlink.h
@@ -26,8 +26,8 @@
 #ifndef OCFS2_SYMLINK_H
 #define OCFS2_SYMLINK_H
 
-extern struct inode_operations ocfs2_symlink_inode_operations;
-extern struct inode_operations ocfs2_fast_symlink_inode_operations;
+extern const struct inode_operations ocfs2_symlink_inode_operations;
+extern const struct inode_operations ocfs2_fast_symlink_inode_operations;
 
 /*
  * Test whether an inode is a fast symlink.