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Re: [PATCH v3 1/3] uio: add ioctl support

From Vlad Zolotarov <vladz@cloudius-systems.com>
Newsgroups linux.kernel
Subject Re: [PATCH v3 1/3] uio: add ioctl support
Date 2015-10-06 17:40 +0200
Message-ID <qgCvo-1OO-29@gated-at.bofh.it> (permalink)
References (6 earlier) <qgmqB-3Uq-1@gated-at.bofh.it> <qgvWX-S5-47@gated-at.bofh.it> <qgBfY-65-25@gated-at.bofh.it> <qgBzk-sN-19@gated-at.bofh.it> <qgClJ-1De-47@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 10/06/15 18:19, Michael S. Tsirkin wrote:
> On Tue, Oct 06, 2015 at 05:30:31PM +0300, Gleb Natapov wrote:
>> On Tue, Oct 06, 2015 at 05:19:22PM +0300, Michael S. Tsirkin wrote:
>>> On Tue, Oct 06, 2015 at 11:33:56AM +0300, Vlad Zolotarov wrote:
>>>> the solution u propose should be a matter of a separate patch and is
>>>> obviously orthogonal to this series.
>>> Doesn't work this way, sorry. You want a patch enabling MSI merged,
>>> you need to secure the MSI configuration.
>>>
>> MSI can be enabled right now without the patch by writing directly into
>> PCI bar.
> By poking at config registers in sysfs? We can block this, or we
> can log this, pretty easily. We don't ATM but it's not hard to do.
>
>> The only thing this patch adds is forwarding the interrupt to
>> an eventfd.
> This one just adds a bunch of ioctls. The next ones do
> more than you describe.

This one adds zero ioctls and the next one does exactly what Gleb 
describes.

>
>> --
>> 			Gleb.

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Thread

Re: [PATCH v3 1/3] uio: add ioctl support Vlad Zolotarov <vladz@cloudius-systems.com> - 2015-10-06 10:40 +0200
  Re: [PATCH v3 1/3] uio: add ioctl support "Michael S. Tsirkin" <mst@redhat.com> - 2015-10-06 16:20 +0200
    Re: [PATCH v3 1/3] uio: add ioctl support Gleb Natapov <gleb@scylladb.com> - 2015-10-06 16:40 +0200
      Re: [PATCH v3 1/3] uio: add ioctl support "Michael S. Tsirkin" <mst@redhat.com> - 2015-10-06 17:30 +0200
        Re: [PATCH v3 1/3] uio: add ioctl support Vlad Zolotarov <vladz@cloudius-systems.com> - 2015-10-06 17:40 +0200
        Re: [PATCH v3 1/3] uio: add ioctl support Gleb Natapov <gleb@scylladb.com> - 2015-10-06 18:00 +0200

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