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

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Message-ID: <20151006143031.GZ9539@scylladb.com>
Date:	Tue, 6 Oct 2015 17:30:31 +0300
From:	Gleb Natapov <gleb@...lladb.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
Cc:	Vlad Zolotarov <vladz@...udius-systems.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Bruce Richardson <bruce.richardson@...el.com>,
	linux-kernel@...r.kernel.org, hjk@...sjkoch.de,
	avi@...udius-systems.com, corbet@....net,
	alexander.duyck@...il.com, gleb@...udius-systems.com,
	stephen@...workplumber.org
Subject: Re: [PATCH v3 1/3] uio: add ioctl support

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. The only thing this patch adds is forwarding the interrupt to
an eventfd.
 
--
			Gleb.
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