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[Xen-devel] [PATCH 04/10] xen/pci: In xen_register_pirq bind the GSI to

To: linux-kernel@xxxxxxxxxxxxxxx, Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>, Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Subject: [Xen-devel] [PATCH 04/10] xen/pci: In xen_register_pirq bind the GSI to the IRQ after the hypercall.
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Thu, 7 Jul 2011 15:08:20 -0400
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Delivery-date: Thu, 07 Jul 2011 12:15:57 -0700
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Not before .. also that code segment starts looking like the HVM one.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
 arch/x86/pci/xen.c |   32 ++++++++++++++++----------------
 1 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index 7ee39cc..6b7d849 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -112,26 +112,10 @@ static int xen_register_pirq(u32 gsi, int gsi_override, 
int triggering)
        if (!xen_pv_domain())
                return -1;
 
-       if (triggering == ACPI_EDGE_SENSITIVE) {
-               shareable = 0;
-               name = "ioapic-edge";
-       } else {
-               shareable = 1;
-               name = "ioapic-level";
-       }
        pirq = xen_allocate_pirq_gsi(gsi);
        if (pirq < 0)
                goto out;
 
-       if (gsi_override >= 0)
-               irq = xen_bind_pirq_gsi_to_irq(gsi_override, pirq, shareable, 
name);
-       else
-               irq = xen_bind_pirq_gsi_to_irq(gsi, pirq, shareable, name);
-       if (irq < 0)
-               goto out;
-
-       printk(KERN_DEBUG "xen: --> pirq=%d -> irq=%d (gsi=%d)\n", pirq, irq, 
gsi);
-
        map_irq.domid = DOMID_SELF;
        map_irq.type = MAP_PIRQ_TYPE_GSI;
        map_irq.index = gsi;
@@ -143,6 +127,22 @@ static int xen_register_pirq(u32 gsi, int gsi_override, 
int triggering)
                return -1;
        }
 
+       if (triggering == ACPI_EDGE_SENSITIVE) {
+               shareable = 0;
+               name = "ioapic-edge";
+       } else {
+               shareable = 1;
+               name = "ioapic-level";
+       }
+
+       if (gsi_override >= 0)
+               gsi = gsi_override;
+
+       irq = xen_bind_pirq_gsi_to_irq(gsi, pirq, shareable, name);
+       if (irq < 0)
+               goto out;
+
+       printk(KERN_DEBUG "xen: --> pirq=%d -> irq=%d (gsi=%d)\n", pirq, irq, 
gsi);
 out:
        return irq;
 }
-- 
1.7.4.1


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