Re: [Xen-devel] Re: [PATCH 1/2] x86, hvm: allow another vcpu to receive PIT IRQ (support kexec/kdump on hvm)

[Kouya Shimura <kouya@xxxxxxxxxxxxxx>]

Keir Fraser writes:
> Take a look at changeset 19877. It does the basics of what you need. Vpt.c
> logic probably still will need tweaking however.

Great! This is really what I want. Thanks a lot.
I confirmed it works with my i8254.c patch.

Just one thing. An attached patch will be necessary with debug=y build.

Thanks,
Kouya

Signed-off-by: Kouya Shimura <kouya@xxxxxxxxxxxxxx>

diff -r 80839a223746 xen/arch/x86/hvm/irq.c
--- a/xen/arch/x86/hvm/irq.c    Wed Jul 01 20:22:29 2009 +0100
+++ b/xen/arch/x86/hvm/irq.c    Thu Jul 02 10:41:42 2009 +0900
@@ -355,7 +355,6 @@ struct hvm_intack hvm_vcpu_ack_pending_i
             intack = hvm_intack_none;
         break;
     case hvm_intsrc_pic:
-        ASSERT(v->vcpu_id == 0);
         if ( (vector = vpic_ack_pending_irq(v)) == -1 )
             intack = hvm_intack_none;
         else

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