[src/trunk]: src/sys/arch/powerpc/ibm4xx Clear ti_ctx when flushing a TLB ent...

[rin <rin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6bca0081adc1
branches:  trunk
changeset: 744981:6bca0081adc1
user:      rin <rin%NetBSD.org@localhost>
date:      Thu Feb 20 05:34:37 2020 +0000

description:
Clear ti_ctx when flushing a TLB entry for clarity.

diffstat:

 sys/arch/powerpc/ibm4xx/pmap.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r db7000521118 -r 6bca0081adc1 sys/arch/powerpc/ibm4xx/pmap.c
--- a/sys/arch/powerpc/ibm4xx/pmap.c    Thu Feb 20 05:21:54 2020 +0000
+++ b/sys/arch/powerpc/ibm4xx/pmap.c    Thu Feb 20 05:34:37 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pmap.c,v 1.78 2020/02/20 05:21:54 rin Exp $    */
+/*     $NetBSD: pmap.c,v 1.79 2020/02/20 05:34:37 rin Exp $    */
 
 /*
  * Copyright 2001 Wasabi Systems, Inc.
@@ -67,7 +67,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.78 2020/02/20 05:21:54 rin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.79 2020/02/20 05:34:37 rin Exp $");
 
 #include <sys/param.h>
 #include <sys/cpu.h>
@@ -1535,6 +1535,7 @@
 #endif
                        /* Invalidate particular TLB entry regardless of locked status */
                        __asm volatile("tlbwe %0,%1,0" : :"r"(0),"r"(i));
+                       tlb_info[i].ti_ctx = 0;
                        tlb_info[i].ti_flags = 0;
                }
        }