From: Heiko Carstens <hca@linux.ibm.com>
Date: Fri, 1 Oct 2021 12:15:56 +0000 (+0200)
Subject: s390/jump_label: use text_poke_sync()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1c27dfb24e3b2a026488aa51e9991e27a1d94164;p=linux.git

s390/jump_label: use text_poke_sync()

Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
---

diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c
index 9156653b56f69..1e245da821977 100644
--- a/arch/s390/kernel/jump_label.c
+++ b/arch/s390/kernel/jump_label.c
@@ -6,8 +6,8 @@
  * Author(s): Jan Glauber <jang@linux.vnet.ibm.com>
  */
 #include <linux/uaccess.h>
-#include <linux/stop_machine.h>
 #include <linux/jump_label.h>
+#include <asm/text-patching.h>
 #include <asm/ipl.h>
 
 struct insn {
@@ -72,15 +72,11 @@ static void __jump_label_transform(struct jump_entry *entry,
 	s390_kernel_write(code, &new, sizeof(new));
 }
 
-static void __jump_label_sync(void *dummy)
-{
-}
-
 void arch_jump_label_transform(struct jump_entry *entry,
 			       enum jump_label_type type)
 {
 	__jump_label_transform(entry, type, 0);
-	smp_call_function(__jump_label_sync, NULL, 1);
+	text_poke_sync();
 }
 
 void arch_jump_label_transform_static(struct jump_entry *entry,