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[66.111.4.228]) by smtp.gmail.com with ESMTPSA id z14sm3929680qti.87.2021.03.19.09.20.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Mar 2021 09:20:30 -0700 (PDT) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailauth.nyi.internal (Postfix) with ESMTP id 1129427C0066; Fri, 19 Mar 2021 12:20:29 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Fri, 19 Mar 2021 12:20:29 -0400 X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrudefkedgkeejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvufffkffojghfggfgsedtkeertdertddtnecuhfhrohhmpeeuohhquhhn ucfhvghnghcuoegsohhquhhnrdhfvghnghesghhmrghilhdrtghomheqnecuggftrfgrth htvghrnhephedvveetfefgiedutedtfeevvddvleekjeeuffffleeguefhhfejteekieeu ueelnecukfhppedufedurddutdejrddurddvheegnecuvehluhhsthgvrhfuihiivgeptd enucfrrghrrghmpehmrghilhhfrhhomhepsghoqhhunhdomhgvshhmthhprghuthhhphgv rhhsohhnrghlihhthidqieelvdeghedtieegqddujeejkeehheehvddqsghoqhhunhdrfh gvnhhgpeepghhmrghilhdrtghomhesfhhigihmvgdrnhgrmhgv X-ME-Proxy: Received: from localhost (unknown [131.107.1.254]) by mail.messagingengine.com (Postfix) with ESMTPA id A062324005D; Fri, 19 Mar 2021 12:20:28 -0400 (EDT) From: Boqun Feng To: Bjorn Helgaas , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org Cc: Catalin Marinas , Will Deacon , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Wei Liu , Lorenzo Pieralisi , Rob Herring , Clint Sbisa , Boqun Feng , Ard Biesheuvel , Sunil Muthuswamy Subject: [RFC 2/2] PCI: hv: Tell PCI core arch-specific sysdata is used Date: Sat, 20 Mar 2021 00:19:56 +0800 Message-Id: <20210319161956.2838291-3-boqun.feng@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210319161956.2838291-1-boqun.feng@gmail.com> References: <20210319161956.2838291-1-boqun.feng@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210319_162033_252081_33AAD563 X-CRM114-Status: GOOD ( 11.00 ) 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 Use the newly introduced ->use_arch_sysdata to tell PCI core, we still use the arch-specific sysdata way to set up root PCI buses on CONFIG_PCI_DOMAINS_GENERIC=y architectures, this is preparation fo Hyper-V ARM64 guest virtual PCI support. Signed-off-by: Boqun Feng (Microsoft) --- drivers/pci/controller/pci-hyperv.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index 27a17a1e4a7c..7cfa18d8a26e 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -859,6 +859,9 @@ static int hv_pcifront_write_config(struct pci_bus *bus, unsigned int devfn, static struct pci_ops hv_pcifront_ops = { .read = hv_pcifront_read_config, .write = hv_pcifront_write_config, +#ifdef CONFIG_PCI_DOMAINS_GENERIC + .use_arch_sysdata = 1, +#endif }; /* -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel