commit 0f672f6c0b52b7b0700b0915c72b540721af4465
author David Brazdil <dbrazdil@google.com> Tue Dec 10 10:32:29 2019 +0000
committer David Brazdil <dbrazdil@google.com> Tue Dec 10 19:03:18 2019 +0000
tree 85c8cba019caa205e4f8920d72d93f6d6deaf29c
parent 3a0ad55d848b50499b68d7141d4eca997fce28ef

Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd

drivers/misc/ocxl/main.c

diff --git a/drivers/misc/ocxl/main.c b/drivers/misc/ocxl/main.c
index 7210d9e..ef73cf3 100644
--- a/drivers/misc/ocxl/main.c
+++ b/drivers/misc/ocxl/main.c
@@ -2,12 +2,16 @@
 // Copyright 2017 IBM Corp.
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <asm/mmu.h>
 #include "ocxl_internal.h"
 
 static int __init init_ocxl(void)
 {
 	int rc = 0;
 
+	if (!tlbie_capable)
+		return -EINVAL;
+
 	rc = ocxl_file_init();
 	if (rc)
 		return rc;