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Subject[PATCH 4/8] xen/pci: In xen_register_pirq bind the GSI to the IRQ after the hypercall.
Date
Not before.. also that code segment starts looking like the HVM case.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---
arch/x86/pci/xen.c | 27 ++++++++++++++-------------
1 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index 510dea5..251480f 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -112,24 +112,11 @@ static int xen_register_pirq(u32 gsi, 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;

- irq = xen_bind_pirq_gsi_to_irq(gsi, pirq, shareable, name);
- if (irq < 0)
- goto out;
-
- printk(KERN_DEBUG "xen: --> pirq=%d -> irq=%d\n", pirq, irq);
-
map_irq.domid = DOMID_SELF;
map_irq.type = MAP_PIRQ_TYPE_GSI;
map_irq.index = gsi;
@@ -141,6 +128,20 @@ static int xen_register_pirq(u32 gsi, int triggering)
return -1;
}

+ if (triggering == ACPI_EDGE_SENSITIVE) {
+ shareable = 0;
+ name = "ioapic-edge";
+ } else {
+ shareable = 1;
+ name = "ioapic-level";
+ }
+
+ irq = xen_bind_pirq_gsi_to_irq(gsi, pirq, shareable, name);
+ if (irq < 0)
+ goto out;
+
+ printk(KERN_DEBUG "xen: --> pirq=%d -> irq=%d\n", pirq, irq);
+
out:
return irq;
}
--
1.7.4.1


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