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Message-ID: <20190124164447.3dwwampprzofwbyr@DESKTOP-E1NTVVP.localdomain>
Date:   Thu, 24 Jan 2019 16:44:48 +0000
From:   Brian Starkey <Brian.Starkey@....com>
To:     "Andrew F. Davis" <afd@...com>
CC:     Sumit Semwal <sumit.semwal@...aro.org>,
        Liam Mark <lmark@...eaurora.org>,
        Laura Abbott <labbott@...hat.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arve Hjønnevåg <arve@...roid.com>,
        "devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>, nd <nd@....com>,
        Daniel Vetter <daniel@...ll.ch>
Subject: Re: [PATCH 13/14] staging: android: ion: Do not sync CPU cache on
 map/unmap

On Thu, Jan 24, 2019 at 10:04:46AM -0600, Andrew F. Davis wrote:
> On 1/23/19 11:11 AM, Brian Starkey wrote:

[snip]

> 
> I'm very new to all this, so any pointers to history in this area are
> appreciated.
> 

[snip]

> 
> > In case you didn't come across it already, the effort which seems to
> > have gained the most "air-time" recently is
> > https://github.com/cubanismo/allocator, which is still a userspace
> > module (perhaps some concepts from there could go into the kernel?),
> > but makes some attempts at generic constraint solving. It's also not
> > really moving anywhere at the moment.
> > 
> 
> Very interesting, I'm going to have to stare at this for a bit.

In which case, some reading material that might be of interest :-)

https://www.x.org/wiki/Events/XDC2016/Program/Unix_Device_Memory_Allocation.pdf
https://www.x.org/wiki/Events/XDC2017/jones_allocator.pdf
https://lists.freedesktop.org/archives/mesa-dev/2017-November/177632.html

-Brian

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