linux-kernel - Re: [PATCHv2] arm64: Add KRYO{3,4}XX CPU cores to spectre-v2 safe list

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Message-ID: <5e211b5d.1c69fb81.dd7e.0ff7@mx.google.com>
Date:   Thu, 16 Jan 2020 18:26:36 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Andre Przywara <andre.przywara@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Douglas Anderson <dianders@...omium.org>,
        Marc Zyngier <maz@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>,
        Will Deacon <will@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org,
        Matthias Kaehlcke <mka@...omium.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Jeffrey Hugo <jhugo@...eaurora.org>,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
Subject: Re: [PATCHv2] arm64: Add KRYO{3,4}XX CPU cores to spectre-v2 safe list

Quoting Sai Prakash Ranjan (2020-01-16 12:03:53)
> KRYO3XX silver CPU cores and KRYO4XX silver, gold CPU cores
> are not affected by Spectre variant 2. Add them to spectre_v2
> safe list to correct ARM_SMCCC_ARCH_WORKAROUND_1 warning and
> vulnerability sysfs value.
> 
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>
Tested-by: Stephen Boyd <swboyd@...omium.org>