linux-kernel - Re: [PATCH V2 2/2] riscv: errata: Add ERRATA_THEAD_WRITE

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Message-ID: <6c45ed33-d6f8-d385-8b89-9caf2ec18c77@kernel.org>
Date: Tue, 14 Oct 2025 21:37:47 -0600 (MDT)
From: Paul Walmsley <pjw@...nel.org>
To: Han Gao <rabenda.cn@...il.com>, guoren@...nel.org
cc: Alexandre Ghiti <alexghiti@...osinc.com>, Alexandre Ghiti <alex@...ti.fr>, 
    palmer@...belt.com, conor@...nel.org, paul.walmsley@...ive.com, 
    bjorn@...osinc.com, eobras@...hat.com, corbet@....net, 
    peterlin@...estech.com, linux-riscv@...ts.infradead.org, 
    linux-kernel@...r.kernel.org, Leonardo Bras <leobras@...hat.com>
Subject: Re: [PATCH V2 2/2] riscv: errata: Add ERRATA_THEAD_WRITE_ONCE
 fixup

Hello Han Gao, Guo Ren,

Sorry for the delay in responding -

On Tue, Oct 7, 2025 at 11:36 PM Han Gao <rabenda.cn@...il.com> wrote:

>      This patch is included in the 6.17 merge window but not in the
> 6.18 merge window.
>      Is it possible that the patch was missed?

This was almost sent upstream as part of the v6.18 merge window, but given 
that it adds the ability for architectures to override WRITE_ONCE, I think 
it needs one more attempt at gathering feedback before we do.  I'll send 
that out this week.

thanks for your patience,

- Paul