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Peter Anvin" , Ingo Molnar , Thomas Gleixner , KY Srinivasan , Haiyang Zhang , Stephen Hemminger , "x86@kernel.org" CC: "devel@linuxdriverproject.org" , "'linux-kernel@vger.kernel.org'" , "'olaf@aepfle.de'" , "'apw@canonical.com'" , "'jasowang@redhat.com'" , vkuznets , "'marcelo.cerri@canonical.com'" , Josh Poulson Subject: RE: [PATCH] x86/hyperv: suppress "PCI: Fatal: No config space access function found" Thread-Topic: [PATCH] x86/hyperv: suppress "PCI: Fatal: No config space access function found" Thread-Index: AdRPnqLjk5RKpcSXRi2tGnIAPJn6lQAkNEyw Date: Wed, 19 Sep 2018 15:44:54 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Enabled=True; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SiteId=72f988bf-86f1-41af-91ab-2d7cd011db47; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Owner=decui@microsoft.com; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SetDate=2018-09-18T22:29:47.8378282Z; 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received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Michael.H.Kelley@microsoft.com; x-microsoft-antispam-message-info: iJccCZYgC6B+/oNZBi2jAbSAyomK1Gfw6GbGzUtZgu+ExWv/sVQZZP6ghgnOykeOS7zFdnoTvBoqMOPIaWLjrI3BRMKPig5f2QUGwZxh9rWFfUqD6PuZnJsAMnhVa+9o3aCIa+u1RV6C8zQslbZDbN3Ihv8+cSoQKOaJwOhU3N66iV6U42S3jYgv6otKfFUCDwsqpMJPLhYHBU83NnI2dYRP5x4rf6MbyAZcpbKqHMeHF9CUEEp8N+GvtiZzlS220+1yRnHE2LKNT14Ny1UtCz4R6m2+Uub0zmZkLaijtVkzC1LF74XSOCYHrUVLE8rg34Sw8YH2qsCAjoDqfNpVKbmbplXvbQxcHCX073W6nXk= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: cf9a225d-81df-40f6-0ebf-08d61e46d874 X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Sep 2018 15:44:54.5911 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0839 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dexuan Cui Sent: Tuesday, September 18, 2018 3:30 PM >=20 > A Generatin-2 Linux VM on Hyper-V doesn't have the legacy PCI bus, and > users always see the scary warning, which is actually harmless. The patch > is made to suppress the warning. >=20 > Signed-off-by: Dexuan Cui > Cc: K. Y. Srinivasan > Cc: Haiyang Zhang > Cc: Stephen Hemminger > --- > arch/x86/hyperv/hv_init.c | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) >=20 Reviewed-by: Michael Kelley