linux-kernel - Re: [PATCH] drm/vmwgfx: Fix drm.h include

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Date:	Mon, 8 Sep 2014 08:14:23 -0400
From:	Josh Boyer <jwboyer@...oraproject.org>
To:	Emil Velikov <emil.l.velikov@...il.com>
Cc:	Thomas Hellstrom <thellstrom@...are.com>,
	Brian Paul <brianp@...are.com>,
	David Airlie <airlied@...ux.ie>, dmarlin@...hat.com,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>,
	DRI mailing list <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH] drm/vmwgfx: Fix drm.h include

On Mon, Sep 8, 2014 at 8:01 AM, Emil Velikov <emil.l.velikov@...il.com> wrote:
> Hi Josh
>
> On 05/09/14 18:19, Josh Boyer wrote:
>> The userspace drm.h include doesn't prefix the drm directory.  This can lead
>> to compile failures as /usr/include/drm/ isn't in the standard gcc include
>> paths.  Fix it to be <drm/drm.h>, which matches the rest of the driver drm
>> header files that get installed into /usr/include/drm.
>>
> Is this an actual issue or a hypothetical one ? Afaict no-one is using the
> kernel drm headers, but instead the ones from libdrm are in place.
> linux-headers does not even ship /usr/include/drm on my Archlinux box.

It's shipped in kernel-headers in Fedora and I'm guessing someone hit
it at one point, but I don't know what the actual initial problem was.

> Additionally most (all?) vmwgfx components (mesa, ddx) use a local version of
> the header, which albeit not ideal should not cause issues.
>
> Or perhaps I'm missing something ?
>
>
> To the VMware guys,
>
> Any objections if we update the libdrm header and drop the mesa/ddx copies ?
>
> Cheers,
> Emil
>
> P.S. I'm against the patch in any way :)

Was that meant to say "I'm not against the patch in any way" ?

josh
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