From: Adam Jackson <ajax@redhat.com>
To: Zach Reizner <zachr@google.com>
Cc: "Stéphane Marchesin" <marcheu@chromium.org>,
"Ben Widawsky" <ben@bwidawsk.net>,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm/vgem: implement virtual GEM
Date: Fri, 21 Nov 2014 09:02:40 -0500 [thread overview]
Message-ID: <1416578560.11338.13.camel@dmt> (raw)
In-Reply-To: <1416529576-20471-1-git-send-email-zachr@google.com>
On Thu, 2014-11-20 at 16:26 -0800, Zach Reizner wrote:
> This patch implements the virtual GEM driver with PRIME sharing which
> allows vgem to import a gem object from other drivers for the purpose
> of mmap-ing them to userspace.
The reason I initially wanted this was to get zero-copy llvmpipe, since
(besides making GLX conformance impossible) the image transfer parts of
drisw are easily the biggest part of the runtime overhead. Is there a
userspace consumer of this anywhere?
- ajax
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2014-11-21 14:02 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-21 0:26 [PATCH] drm/vgem: implement virtual GEM Zach Reizner
2014-11-21 8:17 ` Daniel Vetter
2014-11-21 14:02 ` Adam Jackson [this message]
2014-11-21 18:45 ` Zachary Reizner
2014-11-25 1:08 ` Zachary Reizner
2015-04-02 8:30 ` Thomas Hellstrom
2015-05-21 9:13 ` Daniel Vetter
2015-05-21 13:49 ` Thomas Hellstrom
2015-05-21 14:19 ` Rob Clark
2015-05-21 14:26 ` Thomas Hellstrom
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1416578560.11338.13.camel@dmt \
--to=ajax@redhat.com \
--cc=ben@bwidawsk.net \
--cc=dri-devel@lists.freedesktop.org \
--cc=marcheu@chromium.org \
--cc=zachr@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox