Hi Paul,

On 10/19/2017 01:58 PM, Paul Durrant wrote:
-----Original Message-----
From: Julien Grall [mailto:[email protected]]
Sent: 19 October 2017 13:31
To: Paul Durrant <[email protected]>; [email protected]
Cc: Stefano Stabellini <[email protected]>; Wei Liu
<[email protected]>; Konrad Rzeszutek Wilk <[email protected]>;
George Dunlap <[email protected]>; Andrew Cooper
<[email protected]>; Ian Jackson <[email protected]>; Tim
(Xen.org) <[email protected]>; Jan Beulich <[email protected]>
Subject: Re: [Xen-devel] [PATCH v12 06/11] x86/hvm/ioreq: add a new
mappable resource type...

Hi,

On 17/10/17 14:24, Paul Durrant wrote:
diff --git a/xen/common/memory.c b/xen/common/memory.c
index cdd2e030cf..b27a71c4f1 100644
--- a/xen/common/memory.c
+++ b/xen/common/memory.c
@@ -1011,6 +1011,11 @@ static int acquire_resource(

       switch ( xmar.type )
       {
+    case XENMEM_resource_ioreq_server:
+        rc = xenmem_acquire_ioreq_server(d, xmar.id, xmar.frame,
+                                         xmar.nr_frames, mfn_list);
+        break;

I fully appreciate you are not able to test on x86. However, I would
have expected you to at least build test it.


I don't actually know how to set up cross-compilation, which is why I'd 
originally #ifdef-ed this.

It is quite trivial. See https://wiki.xenproject.org/wiki/Xen_ARM_with_Virtualization_Extensions#Cross_Compiling

--
Julien Grall

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