linux-kernel - Re: [PATCH v6] vfio error recovery: kernel support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20170406004845-mutt-send-email-mst@kernel.org>
Date:   Thu, 6 Apr 2017 00:50:22 +0300
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     Alex Williamson <alex.williamson@...hat.com>
Cc:     Cao jin <caoj.fnst@...fujitsu.com>, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, qemu-devel@...gnu.org,
        izumi.taku@...fujitsu.com
Subject: Re: [PATCH v6] vfio error recovery: kernel support

On Wed, Apr 05, 2017 at 01:38:22PM -0600, Alex Williamson wrote:
> The previous intention of trying to handle all sorts of AER faults
> clearly had more value, though even there the implementation and
> configuration requirements restricted the practicality.  For instance
> is AER support actually useful to a customer if it requires all ports
> of a multifunction device assigned to the VM?  This seems more like a
> feature targeting whole system partitioning rather than general VM
> device assignment use cases.  Maybe that's ok, but it should be a clear
> design decision.

Alex, what kind of testing do you expect to be necessary?
Would you say testing on real hardware and making it trigger
AER errors is a requirement?

-- 
MST