Message-ID: <4FD0E27B.6060502@web.de>
Date: Thu, 07 Jun 2012 19:18:51 +0200
From: Jan Kiszka <jan.kiszka@web.de>
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To: Alex Williamson <alex.williamson@redhat.com>
CC: Andreas Hartmann <andihartmann@01019freenet.de>, bhelgaas@google.com,
        linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
        kvm@vger.kernel.org
Subject: Re: [PATCH] PCI: Add Ralink RT2800 broken INTx masking quirk
References: <20120606212241.6627.98371.stgit@bling.home>  <4FD047A7.6050602@01019freenet.de> <1339088741.26976.19.camel@ul30vt>
In-Reply-To: <1339088741.26976.19.camel@ul30vt>
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On 2012-06-07 19:05, Alex Williamson wrote:
> On Thu, 2012-06-07 at 08:18 +0200, Andreas Hartmann wrote:
>> Hello Alex,
>>
>> what about a module parameter to achieve this behaviour manually by
>> the user without recompiling? I fear, there are much more candidates
>> out there needing this "feature".
>=20
> Yeah, that's probably a good idea.  For debugging and letting users hav=
e
> a workaround rather than any kind of regular use.  I'll add a nointxmas=
k
> to vfio-pci with a description indicating that if it fixes a device to
> report it for quirking.  Thanks,

Isn't this controllable on a per-device base from userspace (or is this
what you mean)? That would nicely align to qemu-kvm's pci-assign
share_intx property (and may allow to map pci-assign's user-visible
interface to a vfio backend one day).

Jan


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