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Mon, 16 Mar 2020 01:25:16 -0700 (PDT) MIME-Version: 1.0 References: <1584200119-18594-1-git-send-email-mikelley@microsoft.com> <1584200119-18594-6-git-send-email-mikelley@microsoft.com> In-Reply-To: <1584200119-18594-6-git-send-email-mikelley@microsoft.com> From: Arnd Bergmann Date: Mon, 16 Mar 2020 09:25:00 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v6 05/10] arm64: hyperv: Add interrupt handlers for VMbus and stimer To: Michael Kelley X-Provags-ID: V03:K1:k1knvoGGPZcrEifCIAEENR36CbS+8pqrdViC5NX64CroIMI6qby Pf2Wnyc6OfSAmzGKo2lO9KSxAzZ+JeZ0fnoM4IFy2hs2DKrHskXMdcuhqDmoL90YmzSiQ4D DNU01BQpC847UwS4hc/HS/pGCnl37dAI5Vu1y8aMHDIL50fBRkfvc+QdcfUaY0oZbOR5yrl mzBhABrrg5otl7uDcZPng== X-UI-Out-Filterresults: notjunk:1;V03:K0:VIsE61qwPQg=:1dxWYzvRRQfvQqYuqmw0iv Q0Uu3od/u/YCs8vMGFTFFcoYPJ0mm3uvOjglmgiVZb6+Z8QefGoqfYXnU3eIYeTBhSl3wl06P Sj8pyhdjxnUVyLa+FgWs+WsqFTspNlDmeU+CaoVwMBs4t+pXgq4uv2RSPFT8EoVhEwuEEkuNX ThRUwJ0UOQ78pc8evpdZHN/HPURp3jsrcsZE0Mlehodr/iIpWN75OXG2nn9pUq1NC0CuwflDf UhwCSAl3gbBOy87rgz8utYxb9r2r9ZPDEeqc8G60l8KjuRgxLfc4LME6rZ4tnfNbwZzqyiBBK VbDXKAemIHMPcBdugxx3h4CAq4RnsY5Ds4TORVvckog7XE+ZuhdfuvvqkkXEQOrQ7JKzzCMr9 1uZgQNNM9y6679RycPPWsQi5sXpp196L5GW9QoEf42VIroYLqO/kim7SONJH7S8ugDaPG6Zm0 7PeVWhOAoUBSG7RiKIwIG+3vteQloNvw2qOKADhaoqD1QKLjiI47wQsw35nL0DA2jL42FykWF GFBPFTGZRLxg+dbsRbpNHPjtqOFMdPrdG/GD3yxE0eXPQM1CNIaXZjz/9JMmQ6EC861AdEaq/ 3kLgruSUzoFuPXs+rLkcq8IZOJlMFB3dJyAWtg/EV96qkwqPbrxx6G9xr0Yh35/Ex2AFPILXQ yo8U4/aKVncPshmgGjq4uxBtKUQcm5aLgrHuqH1sNvECLe2X2iN9eCFL/POPstgdtq3i14+kU dgU3MgAnSevfE1Uf9DuxMrPX2X0LCcmB0SAkdHThFqgJUfHAgQCQ85LmsQzekK0eMDtJfhTEu berhiGJT/oULUC4Qrx4/RP/gaod8sXyz0yolLnx/r9RZV8ImUE= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200316_012521_258223_8F4B35FD X-CRM114-Status: GOOD ( 12.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , linux-arch , linux-hyperv@vger.kernel.org, linux-efi , Boqun Feng , gregkh , Catalin Marinas , Jason Wang , sunilmut@microsoft.com, "linux-kernel@vger.kernel.org" , marcelo.cerri@canonical.com, olaf@aepfle.de, Marc Zyngier , Andy Whitcroft , Vitaly Kuznetsov , "K. Y. Srinivasan" , Will Deacon , Ard Biesheuvel , Linux ARM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, Mar 14, 2020 at 4:36 PM Michael Kelley wrote: > > Add ARM64-specific code to set up and handle the interrupts > generated by Hyper-V for VMbus messages and for stimer expiration. > > This code is architecture dependent and is mostly driven by > architecture independent code in the VMbus driver and the > Hyper-V timer clocksource driver. > > This code is built only when CONFIG_HYPERV is enabled. > > Signed-off-by: Michael Kelley This looks like it should be a nested irqchip driver instead, so your device drivers can use the normal request_irq() functions etc. Is anything preventing you from doing that? If so, please describe that in the changelog and in a comment in the driver. Arnd _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel