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([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id n1sm4753815edf.45.2021.10.26.09.12.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 26 Oct 2021 09:12:17 -0700 (PDT) Message-ID: Date: Tue, 26 Oct 2021 18:12:06 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.1.0 Subject: Re: [PATCH v2 10/43] KVM: arm64: Move vGIC v4 handling for WFI out arch callback hook Content-Language: en-US To: Marc Zyngier Cc: Sean Christopherson , Huacai Chen , Aleksandar Markovic , Paul Mackerras , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , James Morse , Alexandru Elisei , Suzuki K Poulose , Atish Patra , David Hildenbrand , Cornelia Huck , Claudio Imbrenda , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Joerg Roedel , linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, David Matlack , Oliver Upton , Jing Zhang References: <20211009021236.4122790-1-seanjc@google.com> <20211009021236.4122790-11-seanjc@google.com> <9236e715-c471-e1c8-6117-6f37b908a6bd@redhat.com> <875ytjbxpq.wl-maz@kernel.org> From: Paolo Bonzini In-Reply-To: <875ytjbxpq.wl-maz@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org On 26/10/21 17:41, Marc Zyngier wrote: >> This needs a word on why kvm_psci_vcpu_suspend does not need the >> hooks. Or it needs to be changed to also use kvm_vcpu_wfi in the PSCI >> code, I don't know. >> >> Marc, can you review and/or advise? > I was looking at that over the weekend, and that's a pre-existing > bug. I would have addressed it independently, but it looks like you > already have queued the patch. I have "queued" it, but that's just my queue - it's not on kernel.org and it's not going to be in 5.16, at least not in the first batch. There's plenty of time for me to rebase on top of a fix, if you want to send the fix through your kvm-arm pull request. Just Cc me so that I understand what's going on. Thanks, Paolo