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Date:   Wed, 26 Jul 2023 08:27:27 +0100
Message-ID: <87wmynqgio.wl-maz@kernel.org>
From:   Marc Zyngier <maz@kernel.org>
To:     Arnd Bergmann <arnd@kernel.org>
Cc:     Oliver Upton <oliver.upton@linux.dev>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Mostafa Saleh <smostafa@google.com>,
        Arnd Bergmann <arnd@arndb.de>,
        James Morse <james.morse@arm.com>,
        Suzuki K Poulose <suzuki.poulose@arm.com>,
        Zenghui Yu <yuzenghui@huawei.com>,
        Fuad Tabba <tabba@google.com>,
        Ricardo Koller <ricarkol@google.com>,
        Quentin Perret <qperret@google.com>,
        Kalesh Singh <kaleshsingh@google.com>,
        linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] KVM: arm64: fix __kvm_host_psci_cpu_entry() prototype
In-Reply-To: <20230724121850.1386668-1-arnd@kernel.org>
References: <20230724121850.1386668-1-arnd@kernel.org>
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On Mon, 24 Jul 2023 13:18:42 +0100,
Arnd Bergmann <arnd@kernel.org> wrote:
> 
> From: Arnd Bergmann <arnd@arndb.de>
> 
> The kvm_host_psci_cpu_entry() function was renamed in order to add a wrapper around
> it, but the prototype did not change, so now the missing-prototype warning came
> back in W=1 builds:
> 
> arch/arm64/kvm/hyp/nvhe/psci-relay.c:203:28: error: no previous prototype for function '__kvm_host_psci_cpu_entry' [-Werror,-Wmissing-prototypes]
> asmlinkage void __noreturn __kvm_host_psci_cpu_entry(bool is_cpu_on)
> 
> Fixes: dcf89d1111995 ("KVM: arm64: Add missing BTI instructions")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Acked-by: Marc Zyngier <maz@kernel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.