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Fri, 6 Nov 2020 05:51:18 +0000 From: "Merger, Edgar [AUTOSOL/MAS/AUGS]" To: "jroedel@suse.de" Subject: RE: [EXTERNAL] Re: amdgpu error whenever IOMMU is enabled Thread-Topic: [EXTERNAL] Re: amdgpu error whenever IOMMU is enabled Thread-Index: Adaux7yL4OYKNrMETgKrPGK8SdhnWADwCzYAAADVBeAAAgZUAAAHYTJQAAGocXAAKw/AQAABvexwAAFDxYAAJDqaYA== Date: Fri, 6 Nov 2020 05:51:18 +0000 Message-ID: References: <20201104085306.GQ22179@suse.de> <20201104101454.GR22179@suse.de> <20201105123245.GS22179@suse.de> In-Reply-To: <20201105123245.GS22179@suse.de> Accept-Language: de-DE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: suse.de; dkim=none (message not signed) header.d=none;suse.de; dmarc=none action=none header.from=emerson.com; x-originating-ip: [194.140.115.141] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 7be44c7a-b268-439b-8011-08d88217fb60 x-ms-traffictypediagnostic: CO1PR10MB4787: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5236; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" With Kernel 5.9.3 kernel-parameter pci=noats the system is running for 19hours now in reboot-test without the error to occur. Best regards, Edgar -----Original Message----- From: jroedel@suse.de Sent: Donnerstag, 5. November 2020 13:33 To: Merger, Edgar [AUTOSOL/MAS/AUGS] Cc: iommu@lists.linux-foundation.org Subject: Re: [EXTERNAL] Re: amdgpu error whenever IOMMU is enabled On Thu, Nov 05, 2020 at 11:58:30AM +0000, Merger, Edgar [AUTOSOL/MAS/AUGS] wrote: > One remark: > With kernel-parameter pci=noats in dmesg there is > > [ 10.128463] kfd kfd: Error initializing iommuv2 That is expected. IOMMUv2 depends on ATS support. Regards, Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu