CVS commit: src/sys/arch/aarch64/aarch64

[Nick Hudson]

Module Name:    src
Committed By:   skrll
Date:           Fri Dec  4 08:24:41 UTC 2020

Modified Files:
        src/sys/arch/aarch64/aarch64: pmapboot.c

Log Message:
Ensure translation table updates are visible to the hardware walker(s)
in pmapboot_enter.


To generate a diff of this commit:
cvs rdiff -u -r1.12 -r1.13 src/sys/arch/aarch64/aarch64/pmapboot.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/aarch64/aarch64/pmapboot.c
diff -u src/sys/arch/aarch64/aarch64/pmapboot.c:1.12 src/sys/arch/aarch64/aarch64/pmapboot.c:1.13
--- src/sys/arch/aarch64/aarch64/pmapboot.c:1.12	Tue Nov 10 07:51:19 2020
+++ src/sys/arch/aarch64/aarch64/pmapboot.c	Fri Dec  4 08:24:41 2020
@@ -1,4 +1,4 @@
-/*	$NetBSD: pmapboot.c,v 1.12 2020/11/10 07:51:19 skrll Exp $	*/
+/*	$NetBSD: pmapboot.c,v 1.13 2020/12/04 08:24:41 skrll Exp $	*/
 
 /*
  * Copyright (c) 2018 Ryo Shimizu <r...@nerv.org>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmapboot.c,v 1.12 2020/11/10 07:51:19 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmapboot.c,v 1.13 2020/12/04 08:24:41 skrll Exp $");
 
 #include "opt_arm_debug.h"
 #include "opt_ddb.h"
@@ -40,6 +40,8 @@ __KERNEL_RCSID(0, "$NetBSD: pmapboot.c,v
 
 #include <uvm/uvm.h>
 
+#include <arm/cpufunc.h>
+
 #include <aarch64/armreg.h>
 #include <aarch64/cpufunc.h>
 #include <aarch64/machdep.h>
@@ -435,6 +437,8 @@ pmapboot_enter(vaddr_t va, paddr_t pa, p
 		}
 	}
 
+	dsb(ish);
+
 	return nskip;
 }