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([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.googlemail.com with ESMTPSA id m22sm11049796eda.97.2021.11.30.03.39.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Nov 2021 03:39:23 -0800 (PST) Message-ID: <3490c50e-50d2-f906-3383-b87e14b14fab@redhat.com> Date: Tue, 30 Nov 2021 12:39:22 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 Subject: Re: [PATCH v2 10/43] KVM: arm64: Move vGIC v4 handling for WFI out arch callback hook Content-Language: en-US From: Paolo Bonzini 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> In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211130_033927_408888_CA6FAD8E X-CRM114-Status: GOOD ( 15.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMTAvMjYvMjEgMTg6MTIsIFBhb2xvIEJvbnppbmkgd3JvdGU6Cj4gT24gMjYvMTAvMjEgMTc6 NDEsIE1hcmMgWnluZ2llciB3cm90ZToKPj4+IFRoaXMgbmVlZHMgYSB3b3JkIG9uIHdoeSBrdm1f cHNjaV92Y3B1X3N1c3BlbmQgZG9lcyBub3QgbmVlZCB0aGUKPj4+IGhvb2tzLsKgIE9yIGl0IG5l ZWRzIHRvIGJlIGNoYW5nZWQgdG8gYWxzbyB1c2Uga3ZtX3ZjcHVfd2ZpIGluIHRoZSBQU0NJCj4+ PiBjb2RlLCBJIGRvbid0IGtub3cuCj4+Pgo+Pj4gTWFyYywgY2FuIHlvdSByZXZpZXcgYW5kL29y IGFkdmlzZT8KPj4gSSB3YXMgbG9va2luZyBhdCB0aGF0IG92ZXIgdGhlIHdlZWtlbmQsIGFuZCB0 aGF0J3MgYSBwcmUtZXhpc3RpbmcKPj4gYnVnLiBJIHdvdWxkIGhhdmUgYWRkcmVzc2VkIGl0IGlu ZGVwZW5kZW50bHksIGJ1dCBpdCBsb29rcyBsaWtlIHlvdQo+PiBhbHJlYWR5IGhhdmUgcXVldWVk IHRoZSBwYXRjaC4KPiAKPiBJIGhhdmUgInF1ZXVlZCIgaXQsIGJ1dCB0aGF0J3MganVzdCBteSBx dWV1ZSAtIGl0J3Mgbm90IG9uIGtlcm5lbC5vcmcgCj4gYW5kIGl0J3Mgbm90IGdvaW5nIHRvIGJl IGluIDUuMTYsIGF0IGxlYXN0IG5vdCBpbiB0aGUgZmlyc3QgYmF0Y2guCj4gCj4gVGhlcmUncyBw bGVudHkgb2YgdGltZSBmb3IgbWUgdG8gcmViYXNlIG9uIHRvcCBvZiBhIGZpeCwgaWYgeW91IHdh bnQgdG8gCj4gc2VuZCB0aGUgZml4IHRocm91Z2ggeW91ciBrdm0tYXJtIHB1bGwgcmVxdWVzdC7C oCBKdXN0IENjIG1lIHNvIHRoYXQgSSAKPiB1bmRlcnN0YW5kIHdoYXQncyBnb2luZyBvbi4KClNp bmNlIGEgbW9udGggaGFzIHBhc3NlZCBhbmQgSSBkaWRuJ3Qgc2VlIGFueXRoaW5nIHJlbGF0ZWQg aW4gdGhlIApLVk0tQVJNIHB1bGwgcmVxdWVzdHMsIEkgYW0gZ29pbmcgdG8gcXVldWUgdGhpcyBw YXRjaC4gIEFueSBjb25mbGljdHMgCmNhbiBiZSByZXNvbHZlZCB0aHJvdWdoIGEga3ZtYXJtLT5r dm0gbWVyZ2Ugb2YgZWl0aGVyIGEgdG9waWMgYnJhbmNoIG9yIAphIHRhZyB0aGF0IGlzIGRlc3Rp bmVkIHRvIDUuMTYuCgpQYW9sbwoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1rZXJu ZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK