CVS commit: src/sys/arch/arm

[Nick Hudson]

Module Name:    src
Committed By:   skrll
Date:           Fri Nov 27 07:11:49 UTC 2020

Modified Files:
        src/sys/arch/arm/altera: cycv_platform.c
        src/sys/arch/arm/samsung: exynos_platform.c

Log Message:
cpu_hatched_p does necessary memory barrier so remove membar_consumer
calls from before cpu_hatched_p calls.


To generate a diff of this commit:
cvs rdiff -u -r1.14 -r1.15 src/sys/arch/arm/altera/cycv_platform.c
cvs rdiff -u -r1.31 -r1.32 src/sys/arch/arm/samsung/exynos_platform.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/arch/arm/altera/cycv_platform.c
diff -u src/sys/arch/arm/altera/cycv_platform.c:1.14 src/sys/arch/arm/altera/cycv_platform.c:1.15
--- src/sys/arch/arm/altera/cycv_platform.c:1.14	Mon Sep 28 11:54:22 2020
+++ src/sys/arch/arm/altera/cycv_platform.c	Fri Nov 27 07:11:49 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: cycv_platform.c,v 1.14 2020/09/28 11:54:22 jmcneill Exp $ */
+/* $NetBSD: cycv_platform.c,v 1.15 2020/11/27 07:11:49 skrll Exp $ */
 
 /* This file is in the public domain. */
 
@@ -7,7 +7,7 @@
 #include "opt_multiprocessor.h"
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cycv_platform.c,v 1.14 2020/09/28 11:54:22 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cycv_platform.c,v 1.15 2020/11/27 07:11:49 skrll Exp $");
 
 #define	_ARM32_BUS_DMA_PRIVATE
 #include <sys/param.h>
@@ -116,7 +116,6 @@ cycv_mpstart(void)
 	/* Wait for secondary processor to start */
 	int i;
 	for (i = 0x10000000; i > 0; i--) {
-		membar_consumer();
 		if (cpu_hatched_p(1))
 			break;
 	}

Index: src/sys/arch/arm/samsung/exynos_platform.c
diff -u src/sys/arch/arm/samsung/exynos_platform.c:1.31 src/sys/arch/arm/samsung/exynos_platform.c:1.32
--- src/sys/arch/arm/samsung/exynos_platform.c:1.31	Fri Oct 30 18:54:36 2020
+++ src/sys/arch/arm/samsung/exynos_platform.c	Fri Nov 27 07:11:49 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: exynos_platform.c,v 1.31 2020/10/30 18:54:36 skrll Exp $ */
+/* $NetBSD: exynos_platform.c,v 1.32 2020/11/27 07:11:49 skrll Exp $ */
 
 /*-
  * Copyright (c) 2017 Jared D. McNeill <jmcne...@invisible.ca>
@@ -35,7 +35,7 @@
 #include "ukbd.h"
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: exynos_platform.c,v 1.31 2020/10/30 18:54:36 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: exynos_platform.c,v 1.32 2020/11/27 07:11:49 skrll Exp $");
 
 
 /*
@@ -179,7 +179,6 @@ exynos5800_mpstart(void)
 
 		/* Wait for AP to start */
 		for (n = 0x100000; n > 0; n--) {
-			membar_consumer();
 			if (cpu_hatched_p(cpuindex))
 				break;
 		}