[Xen-devel] ioemu & settimeoffset [Was: Clean up handling of IS_PRIV_FOR() and rcu_[un]lock_domain()]

[Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>]

Keir Fraser, le Sat 29 Mar 2008 11:47:57 +0000, a écrit :
> > DOMCTL_settimeoffset is needed.
> 
> Why is this done in ioemu and not in xend (it's already done there for PV
> guests).

I don't see a reason indeed, the attached patch seems to work fine.

Samuel


Make xend set time offset for all kinds of domains,
so that ioemu doesn't need to do it.

Signed-off-by: Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx>

diff -r 8d750b7acfa3 tools/ioemu/target-i386-dm/helper2.c
--- a/tools/ioemu/target-i386-dm/helper2.c      Thu Apr 10 11:11:25 2008 +0100
+++ b/tools/ioemu/target-i386-dm/helper2.c      Thu Apr 10 16:36:05 2008 +0100
@@ -391,8 +391,6 @@
        fprintf(logfile, "Time offset set %ld\n", time_offset);
     else
        time_offset = 0;
-
-    xc_domain_set_time_offset(xc_handle, domid, time_offset);
 
     free(p);
 }
--- a/tools/python/xen/xend/image.py    Thu Apr 10 11:11:25 2008 +0100
+++ b/tools/python/xen/xend/image.py    Thu Apr 10 16:36:05 2008 +0100
@@ -99,7 +99,9 @@ ImageHandler configure
         self.vncconsole = vmConfig['platform'].get('vncconsole')
         self.dmargs = self.parseDeviceModelArgs(vmConfig)
         self.pid = None
-
+        rtc_timeoffset = vmConfig['platform'].get('rtc_timeoffset')
+        if rtc_timeoffset is not None:
+            xc.domain_set_time_offset(self.vm.getDomid(), int(rtc_timeoffset))
 
 
     def cleanupBootloading(self):
@@ -419,9 +421,6 @@ LinuxImageHandler configure
 
     def configure(self, vmConfig):
         ImageHandler.configure(self, vmConfig)
-        rtc_timeoffset = vmConfig['platform'].get('rtc_timeoffset')
-        if rtc_timeoffset is not None:
-            xc.domain_set_time_offset(self.vm.getDomid(), int(rtc_timeoffset))
 
     def buildDomain(self):
         store_evtchn = self.vm.getStorePort()

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