linux-kernel - Re: [PATCH] drm/i915: remove always-defined CONFIG_AS

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Date:   Tue, 24 Mar 2020 18:05:47 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        intel-gfx@...ts.freedesktop.org
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "Jason A . Donenfeld" <Jason@...c4.com>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        clang-built-linux <clang-built-linux@...glegroups.com>,
        dri-devel <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH] drm/i915: remove always-defined CONFIG_AS_MOVNTDQA

Hi i915 maintainers,


On Mon, Mar 23, 2020 at 11:12 AM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> CONFIG_AS_MOVNTDQA was introduced by commit 0b1de5d58e19 ("drm/i915:
> Use SSE4.1 movntdqa to accelerate reads from WC memory").
>
> We raise the minimal supported binutils version from time to time.
> The last bump was commit 1fb12b35e5ff ("kbuild: Raise the minimum
> required binutils version to 2.21").
>
> I confirmed the code in $(call as-instr,...) can be assembled by the
> binutils 2.21 assembler and also by Clang's integrated assembler.
>
> Remove CONFIG_AS_MOVNTDQA, which is always defined.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---


Please discard this.

I decided to fold this (10/16) into the following big series
because I was suggested to do so.

https://lore.kernel.org/patchwork/project/lkml/list/?series=435391





-- 
Best Regards
Masahiro Yamada