Source-Changes-HG archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

[src/trunk]: src/sys/arch/arm/arm32 Indent comment to match code it's describing



details:   https://anonhg.NetBSD.org/src/rev/cf3cefcc8448
branches:  trunk
changeset: 824072:cf3cefcc8448
user:      skrll <skrll%NetBSD.org@localhost>
date:      Mon May 22 06:35:04 2017 +0000

description:
Indent comment to match code it's describing

diffstat:

 sys/arch/arm/arm32/pmap.c |  19 ++++++++++---------
 1 files changed, 10 insertions(+), 9 deletions(-)

diffs (41 lines):

diff -r 669fe9c39055 -r cf3cefcc8448 sys/arch/arm/arm32/pmap.c
--- a/sys/arch/arm/arm32/pmap.c Mon May 22 04:40:23 2017 +0000
+++ b/sys/arch/arm/arm32/pmap.c Mon May 22 06:35:04 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pmap.c,v 1.346 2017/05/21 07:06:51 skrll Exp $ */
+/*     $NetBSD: pmap.c,v 1.347 2017/05/22 06:35:04 skrll Exp $ */
 
 /*
  * Copyright 2003 Wasabi Systems, Inc.
@@ -217,7 +217,7 @@
 
 #include <arm/locore.h>
 
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.346 2017/05/21 07:06:51 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.347 2017/05/22 06:35:04 skrll Exp $");
 
 //#define PMAP_DEBUG
 #ifdef PMAP_DEBUG
@@ -4833,14 +4833,15 @@
        pmap_t rpm = ci->ci_pmap_lastuser;
 #endif
 
-/*
- * XXXSCW: There's a corner case here which can leave turds in the cache as
- * reported in kern/41058. They're probably left over during tear-down and
- * switching away from an exiting process. Until the root cause is identified
- * and fixed, zap the cache when switching pmaps. This will result in a few
- * unnecessary cache flushes, but that's better than silently corrupting data.
- */
 #ifndef ARM_MMU_EXTENDED
+       /*
+        * XXXSCW: There's a corner case here which can leave turds in the
+        * cache as reported in kern/41058. They're probably left over during
+        * tear-down and switching away from an exiting process. Until the root
+        * cause is identified and fixed, zap the cache when switching pmaps.
+        * This will result in a few unnecessary cache flushes, but that's
+        * better than silently corrupting data.
+        */
 #if 0
        if (npm != pmap_kernel() && rpm && npm != rpm &&
            rpm->pm_cstate.cs_cache) {



Home | Main Index | Thread Index | Old Index