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    SubjectRe: [PATCH v6 02/24] arm64: cpufeature: Set SYSREG_GIC_CPUIF as a boot system feature
    Date
    On Mon, Nov 12, 2018 at 11:56:53AM +0000, Julien Thierry wrote:
    > It is not supported to have some CPUs using GICv3 sysreg CPU interface
    > while some others do not.
    >
    > Once ICC_SRE_EL1.SRE is set on a CPU, the bit cannot be cleared. Since
    > matching this feature require setting ICC_SRE_EL1.SRE, it cannot be
    > turned off if found on a CPU.
    >
    > Set the feature as STRICT_BOOT, if boot CPU has it, all other CPUs are
    > required to have it.
    >
    > Signed-off-by: Julien Thierry <julien.thierry@arm.com>
    > Suggested-by: Daniel Thompson <daniel.thompson@linaro.org>
    > Cc: Catalin Marinas <catalin.marinas@arm.com>
    > Cc: Will Deacon <will.deacon@arm.com>
    > Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
    > Cc: Marc Zyngier <marc.zyngier@arm.com>

    Acked-by: Catalin Marinas <catalin.marinas@arm.com>
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