linux-kernel - Re: [PATCH] dma-buf: Improve CONFIG_DMABUF_MOVE_NOTIFY help text

Open Source and information security mailing list archives

Message-ID: <CADnq5_M+2afonwdY2-8kdzx-_aidWPZ4OxwxRY31odPOJ8togg@mail.gmail.com>
Date:   Wed, 25 Mar 2020 14:43:07 -0400
From:   Alex Deucher <alexdeucher@...il.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>
Cc:     Christian König <christian.koenig@....com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        LKML <linux-kernel@...r.kernel.org>,
        Maling list - DRI developers 
        <dri-devel@...ts.freedesktop.org>,
        linux-media <linux-media@...r.kernel.org>
Subject: Re: [PATCH] dma-buf: Improve CONFIG_DMABUF_MOVE_NOTIFY help text

On Tue, Mar 24, 2020 at 8:54 AM Geert Uytterhoeven
<geert+renesas@...der.be> wrote:
>
> Improve the help text for the CONFIG_DMABUF_MOVE_NOTIFY symbol by:
>   1. Removing duplicated single quotes,
>   2. Adding a missing subject,
>   3. Fixing a misspelling of "yet",
>   4. Wrapping long lines.
>
> Fixes: bb42df4662a44765 ("dma-buf: add dynamic DMA-buf handling v15")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>

Applied.  Thanks!

Alex

> ---
>  drivers/dma-buf/Kconfig | 11 ++++++-----
>  1 file changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
> index ef73b678419c6d86..9626673f1d83ae64 100644
> --- a/drivers/dma-buf/Kconfig
> +++ b/drivers/dma-buf/Kconfig
> @@ -43,11 +43,12 @@ config DMABUF_MOVE_NOTIFY
>         bool "Move notify between drivers (EXPERIMENTAL)"
>         default n
>         help
> -         Don''t pin buffers if the dynamic DMA-buf interface is available on both the
> -         exporter as well as the importer. This fixes a security problem where
> -         userspace is able to pin unrestricted amounts of memory through DMA-buf.
> -         But marked experimental because we don''t jet have a consistent execution
> -         context and memory management between drivers.
> +         Don't pin buffers if the dynamic DMA-buf interface is available on
> +         both the exporter as well as the importer. This fixes a security
> +         problem where userspace is able to pin unrestricted amounts of memory
> +         through DMA-buf.
> +         This is marked experimental because we don't yet have a consistent
> +         execution context and memory management between drivers.
>
>  config DMABUF_SELFTESTS
>         tristate "Selftests for the dma-buf interfaces"
> --
> 2.17.1
>
> _______________________________________________
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> dri-devel@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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