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Re: [Xen-devel] [PATCH v5 4/6] xen/x86: Allow stubdom access to irq created for msi.
- To: Marek Marczykowski-Górecki <marmarek@xxxxxxxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- From: Julien Grall <julien.grall@xxxxxxx>
- Date: Sat, 20 Jul 2019 17:48:56 +0100
- Cc: Kevin Tian <kevin.tian@xxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>, Wei Liu <wl@xxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Ian Jackson <ian.jackson@xxxxxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>, Simon Gaiser <simon@xxxxxxxxxxxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxx>, Brian Woods <brian.woods@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Sat, 20 Jul 2019 16:49:10 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Hi,
Sorry for jumping late in the discussion.
On 7/17/19 2:00 AM, Marek Marczykowski-Górecki wrote:
diff --git a/xen/include/xen/irq.h b/xen/include/xen/irq.h
index 586b783..c7a6a83 100644
--- a/xen/include/xen/irq.h
+++ b/xen/include/xen/irq.h
@@ -91,6 +91,7 @@ typedef struct irq_desc {
spinlock_t lock;
struct arch_irq_desc arch;
cpumask_var_t affinity;
+ domid_t creator_domid; /* weak reference to domain handling this IRQ */
This x86 only. Can this be moved in arch_irq_desc to avoid increasing
the structure on Arm?
Cheers,
--
Julien Grall
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