From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Zhai, Edwin" <edwin.zhai@intel.com>
Subject: Re: HVM smp guest save/restore support
Date: Wed, 24 Jan 2007 21:30:24 +0800
Message-ID: <20070124133024.GC15711@edwin-srv.sh.intel.com>
References: <20070123153433.GA10106@edwin-srv.sh.intel.com>
	<C1DBDEF0.815D%keir@xensource.com>
Mime-Version: 1.0
Content-Type: multipart/mixed; boundary="Dxnq1zWXvFF0Q93v"
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
In-Reply-To: <C1DBDEF0.815D%keir@xensource.com>
List-Unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Keir Fraser <keir@xensource.com>
Cc: Tim <Tim.Deegan@xensource.com>, xen-devel@lists.xensource.com, "Zhai,
	Edwin" <edwin.zhai@intel.com>
List-Id: xen-devel@lists.xenproject.org


--Dxnq1zWXvFF0Q93v
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

On Tue, Jan 23, 2007 at 03:49:04PM +0000, Keir Fraser wrote:
> All hvm vcpu context restore should be done via the new hvm domctl, and the
> wakeup of APs can be implemented there (rather than in common/ directory).

how about this patch?
thanks,

> 
>  -- Keir
> 

-- 
best rgds,
edwin

--Dxnq1zWXvFF0Q93v
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment; filename="smp_fix_save_restore.patch"

diff -r bea505a69722 xen/arch/x86/hvm/vmx/vmx.c
--- a/xen/arch/x86/hvm/vmx/vmx.c	Tue Jan 23 15:58:05 2007 +0000
+++ b/xen/arch/x86/hvm/vmx/vmx.c	Wed Jan 24 17:37:51 2007 +0800
@@ -659,6 +659,12 @@ int vmx_load_vmcs_ctxt(hvm_domain_contex
         printk("vmx_vmcs restore failed!\n");
         domain_crash(v->domain);
         return -EINVAL;
+    }
+
+    /* wake up this vcpu for smp support */
+    if ( is_hvm_vcpu(v) &&
+            test_and_clear_bit(_VCPUF_down, &v->vcpu_flags) ) {
+        vcpu_wake(v);
     }
 
     return 0;

--Dxnq1zWXvFF0Q93v
Content-Type: text/plain; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xensource.com
http://lists.xensource.com/xen-devel

--Dxnq1zWXvFF0Q93v--