linux-kernel - Re: [PATCH v3 00/18] clocksource/arch_timer: Errata workaround infrastructure rework

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Message-ID: <20170406162714.GC7705@e104818-lin.cambridge.arm.com>
Date:   Thu, 6 Apr 2017 17:27:14 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     Marc Zyngier <marc.zyngier@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Mark Rutland <mark.rutland@....com>,
        Will Deacon <will.deacon@....com>,
        Scott Wood <oss@...error.net>,
        Hanjun Guo <hanjun.guo@...aro.org>,
        Ding Tianhong <dingtianhong@...wei.com>,
        dann frazier <dann.frazier@...onical.com>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH v3 00/18] clocksource/arch_timer: Errata workaround
 infrastructure rework

Hi Daniel,

On Tue, Apr 04, 2017 at 06:18:08PM +0100, Marc Zyngier wrote:
> Marc Zyngier (18):
>   arm64: Allow checking of a CPU-local erratum
>   arm64: Add CNTVCT_EL0 trap handler
>   arm64: Define Cortex-A73 MIDR
>   arm64: cpu_errata: Allow an erratum to be match for all revisions of a
>     core
>   arm64: cpu_errata: Add capability to advertise Cortex-A73 erratum
>     858921
>   arm64: arch_timer: Add infrastructure for multiple erratum detection
>     methods
>   arm64: arch_timer: Add erratum handler for CPU-specific capability
>   arm64: arch_timer: Move arch_timer_reg_read/write around
>   arm64: arch_timer: Get rid of erratum_workaround_set_sne
>   arm64: arch_timer: Rework the set_next_event workarounds
>   arm64: arch_timer: Make workaround methods optional
>   arm64: arch_timer: Allows a CPU-specific erratum to only affect a
>     subset of CPUs
>   arm64: arch_timer: Move clocksource_counter and co around
>   arm64: arch_timer: Save cntkctl_el1 as a per-cpu variable
>   arm64: arch_timer: Enable CNTVCT_EL0 trap if workaround is enabled
>   arm64: arch_timer: Workaround for Cortex-A73 erratum 858921
>   arm64: arch_timer: Allow erratum matching with ACPI OEM information
>   arm64: arch_timer: Add HISILICON_ERRATUM_161010101 ACPI matching data

Are you happy to take the arch_timer patches above? If yes, Marc can
create a common branch with the first 5 patches which I will merge in
the arm64 tree. You can then pull the whole series into your tree.

Thanks.

-- 
Catalin