From mboxrd@z Thu Jan  1 00:00:00 1970
From: Julien Grall <julien.grall@linaro.org>
Subject: Re: RFC: [PATCH 1/3] Enhance platform support for PCI
Date: Thu, 26 Feb 2015 15:17:02 +0000
Message-ID: <54EF38EE.3060309@linaro.org>
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To: Pranavkumar Sawargaonkar <psawargaonkar@apm.com>, Vijay Kilari <vijay.kilari@gmail.com>
Cc: prasun.kapoor@cavium.com, Ian Campbell <ian.campbell@citrix.com>, Manish Jaggi <mjaggi@caviumnetworks.com>, "Kumar,
	Vijaya" <vijaya.kumar@caviumnetworks.com>, "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>, "Stefano Stabellini (Stefano.Stabellini@citrix.com)" <stefano.stabellini@citrix.com>, Jan Beulich <jbeulich@suse.com>
List-Id: xen-devel@lists.xenproject.org

On 26/02/15 14:46, Pranavkumar Sawargaonkar wrote:
> Hi

Hi Pranavkumar,

> Also if we just show only one vITS (or only one Virtual v2m frame)
> instead of two vITS
> then actual hardware interrupt number and virtual interrupt number
> which guest will see will become different
> This will hamper direct irq routing to guest.

The IRQ injection should not consider a 1:1 mapping between pIRQ and vIRQ.

I have a patch which allow virq != pirq:

https://patches.linaro.org/43012/

Regards,

-- 
Julien Grall