From: Danny Mayer <mayer@ntp.org>
Date: Thu, 23 Jan 2003 04:33:11 +0000 (-0500)
Subject: Fix the thread retrieving the time to the same processor for consistency.
X-Git-Tag: NTP_4_1_80_RC1~101^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=fb5f4bfde2216d7358f55e2755fa76ed27769b8b;p=thirdparty%2Fntp.git

Fix the thread retrieving the time to the same processor for consistency.

bk: 3e2f708741CBjmUNzeQ4YIIqOMGjtQ
---

diff --git a/ports/winnt/ntpd/nt_clockstuff.c b/ports/winnt/ntpd/nt_clockstuff.c
index 2982b9d9e7..dca4427a59 100644
--- a/ports/winnt/ntpd/nt_clockstuff.c
+++ b/ports/winnt/ntpd/nt_clockstuff.c
@@ -189,6 +189,19 @@ void init_winnt_time(void) {
 			(float) (units_per_tick / 10));
 	msyslog(LOG_INFO, "Adjustment rate %5.3f ppm/s", ppm_per_adjust_unit);
 #endif
+
+    /*++++ Gerhard Junker
+     * see Platform SDK for QueryPerformanceCounter
+     * On a multiprocessor machine, it should not matter which processor is called. 
+     * However, you can get different results on different processors due to bugs in the BIOS or the HAL. 
+     * To specify processor affinity for a thread, use the SetThreadAffinityMask function. 
+     * ... we will hope, the apc routine will run on the same processor
+     */
+
+    SetThreadAffinityMask(GetCurrentThread(), 1L);
+
+    /*---- Gerhard Junker */
+
 }