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Mon, 04 Dec 2023 08:52:55 +0000 Date: Mon, 04 Dec 2023 08:52:53 +0000 Message-ID: <86sf4ibb8a.wl-maz@kernel.org> From: Marc Zyngier To: Jason Wang Cc: Kunkun Jiang , dongli.zhang@oracle.com, cohuck@redhat.com, stefanha@redhat.com, mst@redhat.com, Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Gavin Shan , Jean-Philippe Brucker , "open list:IRQCHIP DRIVERS" , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, wanghaibin.wang@huawei.com Subject: Re: [RFC PATCH] KVM: arm/arm64: GICv4: Support shared VLPI In-Reply-To: References: <20231102143507.840-1-jiangkunkun@huawei.com> <87msvt6cc7.wl-maz@kernel.org> <1fb8353e-e9c4-2570-c2ca-ec537c18ac4d@huawei.com> <86edh228xx.wl-maz@kernel.org> <952bd5dc-dd20-acc3-d77e-c9b14e5728d3@huawei.com> <87fs0k94og.wl-maz@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/29.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: jasowang@redhat.com, jiangkunkun@huawei.com, dongli.zhang@oracle.com, cohuck@redhat.com, stefanha@redhat.com, mst@redhat.com, oliver.upton@linux.dev, james.morse@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, gshan@redhat.com, jean-philippe@linaro.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, wanghaibin.wang@huawei.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231204_005308_132481_B012B8E0 X-CRM114-Status: GOOD ( 13.19 ) 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-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 04 Dec 2023 08:39:00 +0000, Jason Wang wrote: > > > Honestly, the virtio driver is broken (irrespective of the > > architecture), and incompatible with the GIC architecture. > > No matter how the driver is written, the host/KVM should be able to > survive from that. The host is perfectly fine, thanks for asking. The guest, however, is in a bad shape. M. -- Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel