From: Catalin Marinas <catalin.marinas@arm.com>
To: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: linux-arm-kernel@lists.infradead.org, mark.rutland@arm.com,
marc.zyngier@arm.com, will.deacon@arm.com,
linux-kernel@vger.kernel.org, Vadim.Lomovtsev@caviumnetworks.com
Subject: Re: [PATCH v4 3/5] irqchip/gic: Restore CPU interface checking
Date: Fri, 22 Apr 2016 14:33:56 +0100 [thread overview]
Message-ID: <20160422133356.GK2998@e104818-lin.cambridge.arm.com> (raw)
In-Reply-To: <1461324335-5081-4-git-send-email-suzuki.poulose@arm.com>
On Fri, Apr 22, 2016 at 12:25:33PM +0100, Suzuki K. Poulose wrote:
> From: Marc Zyngier <marc.zyngier@arm.com>
>
> When introducing the whole CPU feature detection framework,
> we lost the capability to detect a mismatched GIC configuration
> (using the GICv2 MMIO interface, but having the system register
> interface enabled).
>
> In order to solve this, use the new this_cpu_has_cap() helper.
> Also move the check to the CPU interface path in order to catch
> systems where the first CPU has been correctly configured,
> but the secondaries are not.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2016-04-22 13:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-22 11:25 [PATCH v4 0/5] arm64: Fix behavior of maxcpus=n Suzuki K Poulose
2016-04-22 11:25 ` [PATCH v4 1/5] arm64: cpufeature: Add scope for capability check Suzuki K Poulose
2016-04-22 13:29 ` Catalin Marinas
2016-04-22 11:25 ` [PATCH v4 2/5] arm64: Allow a capability to be checked on a single CPU Suzuki K Poulose
2016-04-22 13:32 ` Catalin Marinas
2016-04-22 11:25 ` [PATCH v4 3/5] irqchip/gic: Restore CPU interface checking Suzuki K Poulose
2016-04-22 13:33 ` Catalin Marinas [this message]
2016-04-22 11:25 ` [PATCH v4 4/5] arm64: Verify CPU errata work arounds on hotplugged CPU Suzuki K Poulose
2016-04-22 13:40 ` Catalin Marinas
2016-04-22 13:43 ` Suzuki K Poulose
2016-04-22 11:25 ` [PATCH v4 5/5] arm64: Fix behavior of maxcpus=N Suzuki K Poulose
2016-04-22 13:50 ` Catalin Marinas
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