linux-kernel - Re: [PATCH v7 6/8] RISC-V: Detect unaligned vector accesses supported

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Message-ID: <CALs-HsubnuBw_jTfx+fcD0s=9KEmZ4zFauzyTTnUCpJxYq9Djg@mail.gmail.com>
Date: Fri, 26 Jul 2024 10:30:38 -0700
From: Evan Green <evan@...osinc.com>
To: Jesse Taube <jesse@...osinc.com>
Cc: linux-riscv@...ts.infradead.org, Jonathan Corbet <corbet@....net>, 
	Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, 
	Albert Ou <aou@...s.berkeley.edu>, Conor Dooley <conor@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Clément Léger <cleger@...osinc.com>, 
	Andrew Jones <ajones@...tanamicro.com>, Charlie Jenkins <charlie@...osinc.com>, 
	Xiao Wang <xiao.w.wang@...el.com>, Andy Chiu <andy.chiu@...ive.com>, 
	Eric Biggers <ebiggers@...gle.com>, Greentime Hu <greentime.hu@...ive.com>, 
	Björn Töpel <bjorn@...osinc.com>, 
	Heiko Stuebner <heiko@...ech.de>, Costa Shulyupin <costa.shul@...hat.com>, 
	Andrew Morton <akpm@...ux-foundation.org>, Baoquan He <bhe@...hat.com>, 
	Anup Patel <apatel@...tanamicro.com>, Zong Li <zong.li@...ive.com>, 
	Sami Tolvanen <samitolvanen@...gle.com>, Ben Dooks <ben.dooks@...ethink.co.uk>, 
	Alexandre Ghiti <alexghiti@...osinc.com>, "Gustavo A. R. Silva" <gustavoars@...nel.org>, 
	Erick Archer <erick.archer@....com>, Joel Granados <j.granados@...sung.com>, linux-doc@...r.kernel.org, 
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v7 6/8] RISC-V: Detect unaligned vector accesses supported

On Fri, Jul 26, 2024 at 9:37 AM Jesse Taube <jesse@...osinc.com> wrote:
>
> Run a unaligned vector access to test if the system supports
> vector unaligned access. Add the result to a new key in hwprobe.
> This is useful for usermode to know if vector misaligned accesses are
> supported and if they are faster or slower than equivalent byte accesses.
>
> Signed-off-by: Jesse Taube <jesse@...osinc.com>
> Reviewed-by: Charlie Jenkins <charlie@...osinc.com>

Reviewed-by: Evan Green <evan@...osinc.com>