linux-kernel - Re: [PATCH v10 1/5] dma-buf: Add dma-buf heaps framework

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Date:   Mon, 7 Oct 2019 14:27:00 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        "Andrew F. Davis" <afd@...com>, Laura Abbott <labbott@...hat.com>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Liam Mark <lmark@...eaurora.org>,
        Pratik Patel <pratikp@...eaurora.org>,
        Brian Starkey <Brian.Starkey@....com>,
        Vincent Donnefort <Vincent.Donnefort@....com>,
        Sudipto Paul <Sudipto.Paul@....com>,
        Christoph Hellwig <hch@...radead.org>,
        Chenbo Feng <fengc@...gle.com>,
        Alistair Strachan <astrachan@...gle.com>,
        Hridya Valsaraju <hridya@...gle.com>,
        Hillf Danton <hdanton@...a.com>,
        dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH v10 1/5] dma-buf: Add dma-buf heaps framework

On Mon, Oct 7, 2019 at 2:21 PM Randy Dunlap <rdunlap@...radead.org> wrote:
> On 10/7/19 2:18 PM, John Stultz wrote:
> > diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
> > index a23b6752d11a..6e9c7c4d7447 100644
> > --- a/drivers/dma-buf/Kconfig
> > +++ b/drivers/dma-buf/Kconfig
> > @@ -44,4 +44,13 @@ config DMABUF_SELFTESTS
> >       default n
> >       depends on DMA_SHARED_BUFFER
> >
> > +menuconfig DMABUF_HEAPS
> > +     bool "DMA-BUF Userland Memory Heaps"
> > +     select DMA_SHARED_BUFFER
> > +     help
> > +       Choose this option to enable the DMA-BUF userland memory heaps,
>
>                                                                    heaps.
>
> > +       this options creates per heap chardevs in /dev/dma_heap/ which
>
>           This
>
> > +       allows userspace to use to allocate dma-bufs that can be shared
>
> ??                         to allocate & use

I think the "to use" was just extraneous. I'll drop it.

Thanks for catching these. I'll fix them up and respin v11 later this week.

thanks
-john