From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Date: Mon, 21 Nov 2011 11:10:21 +0000 (+0000)
Subject: xen: disable rtc_clock
X-Git-Tag: qemu-xen-4.2.0~16
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=c9fe34cbfd3941d3613be6d83a9f237e9ce42651;p=qemu-upstream-4.2-testing.git

xen: disable rtc_clock

rtc_clock is only used by the RTC emulator (mc146818rtc.c), however Xen
has its own RTC emulator in the hypervisor so we can disable it.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
---

diff --git a/xen-all.c b/xen-all.c
index 6d6f400ef..789e79bc2 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -541,6 +541,10 @@ void xen_vcpu_init(void)
         qemu_register_reset(xen_reset_vcpu, first_cpu);
         xen_reset_vcpu(first_cpu);
     }
+    /* if rtc_clock is left to default (host_clock), disable it */
+    if (rtc_clock == host_clock) {
+        qemu_clock_enable(rtc_clock, false);
+    }
 }
 
 /* get the ioreq packets from share mem */