From: bluhm <bluhm@openbsd.org>
Date: Mon, 31 Jul 2023 17:10:31 +0000 (+0000)
Subject: Mark code parameter of codepatch_replace() constant also on i386.
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=758370f9b4b9ae70cbde195e176612bb0bacfcde;p=openbsd

Mark code parameter of codepatch_replace() constant also on i386.

OK guenther@
---

diff --git a/sys/arch/i386/i386/codepatch.c b/sys/arch/i386/i386/codepatch.c
index 0865c8262f8..224fbe82370 100644
--- a/sys/arch/i386/i386/codepatch.c
+++ b/sys/arch/i386/i386/codepatch.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: codepatch.c,v 1.5 2020/09/11 09:27:10 mpi Exp $    */
+/*      $OpenBSD: codepatch.c,v 1.6 2023/07/31 17:10:31 bluhm Exp $    */
 /*
  * Copyright (c) 2014-2015 Stefan Fritsch <sf@sfritsch.de>
  *
@@ -147,7 +147,7 @@ codepatch_nop(uint16_t tag)
 
 /* Patch with alternative code */
 void
-codepatch_replace(uint16_t tag, void *code, size_t len)
+codepatch_replace(uint16_t tag, const void *code, size_t len)
 {
 	struct codepatch *patch;
 	unsigned char *rwaddr;
diff --git a/sys/arch/i386/include/codepatch.h b/sys/arch/i386/include/codepatch.h
index 89791f46d8b..a8cccf5bd0d 100644
--- a/sys/arch/i386/include/codepatch.h
+++ b/sys/arch/i386/include/codepatch.h
@@ -1,4 +1,4 @@
-/*      $OpenBSD: codepatch.h,v 1.2 2017/07/01 19:42:59 sf Exp $    */
+/*      $OpenBSD: codepatch.h,v 1.3 2023/07/31 17:10:31 bluhm Exp $    */
 /*
  * Copyright (c) 2014-2015 Stefan Fritsch <sf@sfritsch.de>
  *
@@ -26,7 +26,7 @@ void *codepatch_maprw(vaddr_t *nva, vaddr_t dest);
 void codepatch_unmaprw(vaddr_t nva);
 void codepatch_fill_nop(void *caddr, uint16_t len);
 void codepatch_nop(uint16_t tag);
-void codepatch_replace(uint16_t tag, void *code, size_t len);
+void codepatch_replace(uint16_t tag, const void *code, size_t len);
 void codepatch_call(uint16_t tag, void *func);
 
 #endif /* !_LOCORE */