linux-kernel - Re: [PATCH] arm64: cpufeature: Add "or" to mitigations for multiple errata

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Message-ID: <20200512141200.GD3021@willie-the-truck>
Date:   Tue, 12 May 2020 15:12:00 +0100
From:   Will Deacon <will@...nel.org>
To:     Geert Uytterhoeven <geert+renesas@...der.be>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: cpufeature: Add "or" to mitigations for multiple
 errata

On Tue, May 12, 2020 at 02:42:38PM +0200, Geert Uytterhoeven wrote:
> Several actions are not mitigations for a single erratum, but for
> multiple errata.  However, printing a line like
> 
>     CPU features: detected: ARM errata 1165522, 1319367, 1530923
> 
> may give the false impression that all three listed errata have been
> detected.  This can confuse the user, who may think his Cortex-A57 is
> suddenly affected by Cortex-A76 and Cortex-A55 errata.
> 
> Add "or" to all descriptions for mitigations for multiple errata, to
> make it clear that only one or more of the errata printed are
> applicable, and not necessarily all of them.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> ---
>  arch/arm64/kernel/cpu_errata.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

This seems to conflict with the other patch you sent to reorder the entries.
Please can you send another version, based on the arm64 for-next/kconfig
branch?

Will