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[src/trunk]: src/usr.sbin/sysinst RAM size will not change during installatio...
details: https://anonhg.NetBSD.org/src/rev/24916cc1c797
branches: trunk
changeset: 984733:24916cc1c797
user: martin <martin%NetBSD.org@localhost>
date: Tue Jul 20 16:40:12 2021 +0000
description:
RAM size will not change during installation, do the sysctl() dance
only once.
diffstat:
usr.sbin/sysinst/util.c | 13 ++++++++-----
1 files changed, 8 insertions(+), 5 deletions(-)
diffs (28 lines):
diff -r 14b2c4e1f6d4 -r 24916cc1c797 usr.sbin/sysinst/util.c
--- a/usr.sbin/sysinst/util.c Tue Jul 20 11:39:16 2021 +0000
+++ b/usr.sbin/sysinst/util.c Tue Jul 20 16:40:12 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: util.c,v 1.57 2021/01/31 22:45:47 rillig Exp $ */
+/* $NetBSD: util.c,v 1.58 2021/07/20 16:40:12 martin Exp $ */
/*
* Copyright 1997 Piermont Information Systems Inc.
@@ -264,11 +264,14 @@
uint64_t
get_ramsize(void)
{
- uint64_t ramsize;
- size_t len = sizeof ramsize;
- int mib[2] = {CTL_HW, HW_PHYSMEM64};
+ static uint64_t ramsize;
- sysctl(mib, 2, &ramsize, &len, NULL, 0);
+ if (ramsize == 0) {
+ size_t len = sizeof ramsize;
+ int mib[2] = {CTL_HW, HW_PHYSMEM64};
+
+ sysctl(mib, 2, &ramsize, &len, NULL, 0);
+ }
/* Find out how many Megs ... round up. */
return (ramsize + MEG - 1) / MEG;
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