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Thu, 08 Aug 2024 08:18:19 -0700 (PDT) Received: from draig.lan ([85.9.250.243]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-429059a5dbbsm78703665e9.36.2024.08.08.08.18.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Aug 2024 08:18:18 -0700 (PDT) Received: from draig (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id BF0C45F769; Thu, 8 Aug 2024 16:18:17 +0100 (BST) From: =?utf-8?Q?Alex_Benn=C3=A9e?= To: Sean Christopherson Cc: Paolo Bonzini , Marc Zyngier , Oliver Upton , Tianrui Zhao , Bibo Mao , Huacai Chen , Michael Ellerman , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, David Matlack , David Stevens Subject: Re: [PATCH v12 13/84] KVM: Annotate that all paths in hva_to_pfn() might sleep In-Reply-To: (Sean Christopherson's message of "Thu, 8 Aug 2024 06:16:46 -0700") References: <20240726235234.228822-1-seanjc@google.com> <20240726235234.228822-14-seanjc@google.com> <87bk23ql6n.fsf@draig.linaro.org> Date: Thu, 08 Aug 2024 16:18:17 +0100 Message-ID: <877ccrqc06.fsf@draig.linaro.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240808_081821_911404_FC11DA3E X-CRM114-Status: GOOD ( 11.35 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org U2VhbiBDaHJpc3RvcGhlcnNvbiA8c2VhbmpjQGdvb2dsZS5jb20+IHdyaXRlczoKCj4gT24gVGh1 LCBBdWcgMDgsIDIwMjQsIEFsZXggQmVubsOpZSB3cm90ZToKPj4gU2VhbiBDaHJpc3RvcGhlcnNv biA8c2VhbmpjQGdvb2dsZS5jb20+IHdyaXRlczoKPj4gCj4+ID4gTm93IHRoYXQgaHZhX3RvX3Bm bigpIG5vIGxvbmdlciBzdXBwb3J0cyBiZWluZyBjYWxsZWQgaW4gYXRvbWljIGNvbnRleHQsCj4+ ID4gbW92ZSB0aGUgbWlnaHRfc2xlZXAoKSBhbm5vdGF0aW9uIGZyb20gaHZhX3RvX3Bmbl9zbG93 KCkgdG8KPj4gPiBodmFfdG9fcGZuKCkuCj4+IAo+PiBUaGUgY29tbWVudGFyeSBmb3IgaHZhX3Rv X3Bmbl9mYXN0IGRpc2FncmVlcy4KPj4gCj4+ICAgLyoKPj4gICAgKiBUaGUgZmFzdCBwYXRoIHRv IGdldCB0aGUgd3JpdGFibGUgcGZuIHdoaWNoIHdpbGwgYmUgc3RvcmVkIGluIEBwZm4sCj4+ICAg ICogdHJ1ZSBpbmRpY2F0ZXMgc3VjY2Vzcywgb3RoZXJ3aXNlIGZhbHNlIGlzIHJldHVybmVkLiAg SXQncyBhbHNvIHRoZQo+PiAgICAqIG9ubHkgcGFydCB0aGF0IHJ1bnMgaWYgd2UgY2FuIGluIGF0 b21pYyBjb250ZXh0Lgo+PiAgICAqLwo+PiAgIHN0YXRpYyBib29sIGh2YV90b19wZm5fZmFzdChz dHJ1Y3Qga3ZtX2ZvbGxvd19wZm4gKmtmcCwga3ZtX3Bmbl90ICpwZm4pCj4+IAo+PiBBdCB3aGlj aCBwb2ludCBkaWQgaXQgbG9vc2UgdGhlIGFiaWxpdHkgdG8gcnVuIGluIHRoZSBhdG9taWMgY29u dGV4dD8gSQo+PiBjb3VsZG4ndCB3b3JrIGl0IG91dCBmcm9tIHRoZSBjb21taXRzLgo+Cj4gSXQg ZGlkbid0IGxvc2UgdGhlIGFiaWxpdHkgcGVyIHNlIChjYWxsaW5nIGh2YV90b19wZm5fZmFzdCgp IGluIGF0b21pYyBjb250ZXh0Cj4gd291bGQgc3RpbGwgYmUgZnVuY3Rpb25hbGx5IG9rKSwgcmF0 aGVyIHRoZSBwcmV2aW91cyBwYXRjaAo+Cj4gICBLVk06IERyb3AgQGF0b21pYyBwYXJhbSBmcm9t IGdmbj0+cGZuIGFuZCBodmE9PnBmbiBBUElzCj4KPiByZW1vdmVkIHN1cHBvcnQgZm9yIGRvaW5n IHNvIGluIG9yZGVyIHRvIHNpbXBsaWZ5IGh2YV90b19wZm4oKSBhcyBhIHdob2xlLgoKSXQgc3Rp bGwgc3RpY2tzIG91dCBnaXZlbiB0aGUgb25seSBjYWxsZXIgbm8gbG9uZ2VyIGVuZm9yY2VzIHRo aXMuIAoKSG93IGFib3V0OgoKICAgICogdHJ1ZSBpbmRpY2F0ZXMgc3VjY2Vzcywgb3RoZXJ3aXNl IGZhbHNlIGlzIHJldHVybmVkLiAgSXQncyBhbHNvIHRoZQogICAgKiBvbmx5IHBhcnQgdGhhdCBj b3VsZCBydW4gaW4gYW4gYXRvbWljIGNvbnRleHQgaWYgd2Ugd2FudGVkIHRvCiAgICAqIChhbHRo b3VnaCBubyBjYWxsZXJzIGV4cGVjdCBpdCB0bykuCgo/CgotLSAKQWxleCBCZW5uw6llClZpcnR1 YWxpc2F0aW9uIFRlY2ggTGVhZCBAIExpbmFybwoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KbGludXgtcmlzY3YgbWFpbGluZyBsaXN0CmxpbnV4LXJpc2N2 QGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9s aXN0aW5mby9saW51eC1yaXNjdgo=