[src/trunk]: src/sys/arch/sun3/sun3 Add a comment explaining why INTRSAFE isn...

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

details:   https://anonhg.NetBSD.org/src/rev/eb132f32c1ac
branches:  trunk
changeset: 473248:eb132f32c1ac
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Wed May 26 19:23:13 1999 +0000

description:
Add a comment explaining why INTRSAFE isn't needed here.

diffstat:

 sys/arch/sun3/sun3/dvma.c |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r 47e4725ee7d2 -r eb132f32c1ac sys/arch/sun3/sun3/dvma.c
--- a/sys/arch/sun3/sun3/dvma.c Wed May 26 19:16:28 1999 +0000
+++ b/sys/arch/sun3/sun3/dvma.c Wed May 26 19:23:13 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: dvma.c,v 1.16 1999/05/26 19:16:34 thorpej Exp $        */
+/*     $NetBSD: dvma.c,v 1.17 1999/05/26 19:23:13 thorpej Exp $        */
 
 /*-
  * Copyright (c) 1996 The NetBSD Foundation, Inc.
@@ -85,6 +85,10 @@
         * Create phys_map covering the entire DVMA space,
         * then allocate the segment pool from that.  The
         * remainder will be used as the DVMA page pool.
+        *
+        * Note that no INTRSAFE is needed here because the
+        * dvma_segmap manages things handled in interrupt
+        * context.
         */
        phys_map = uvm_map_create(pmap_kernel(),
                DVMA_MAP_BASE, DVMA_MAP_END, 0);