From: Felix Kuehling <felix.kuehling@amd.com>
To: "Christian König" <christian.koenig@amd.com>,
"Jason Gunthorpe" <jgg@nvidia.com>,
"Baolu Lu" <baolu.lu@linux.intel.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Pan, Xinhui" <Xinhui.Pan@amd.com>
Cc: Joerg Roedel <jroedel@suse.de>,
"regressions@lists.linux.dev" <regressions@lists.linux.dev>,
Linux PCI <linux-pci@vger.kernel.org>,
Vasant Hegde <vasant.hegde@amd.com>,
amd-gfx@lists.freedesktop.org,
LKML <linux-kernel@vger.kernel.org>,
"iommu@lists.linux.dev" <iommu@lists.linux.dev>,
Thorsten Leemhuis <regressions@leemhuis.info>,
Bjorn Helgaas <bhelgaas@google.com>,
Matt Fagnani <matt.fagnani@bell.net>
Subject: Re: [regression, bisected, pci/iommu] Bug 216865 - Black screen when amdgpu started during 6.2-rc1 boot with AMD IOMMU enabled
Date: Tue, 10 Jan 2023 10:05:44 -0500 [thread overview]
Message-ID: <fa99d96e-6897-850a-8a46-98b03696e0bb@amd.com> (raw)
In-Reply-To: <2d1b2183-7e93-f8a5-3c74-8f66824bc8f2@amd.com>
Am 2023-01-10 um 08:45 schrieb Christian König:
> And I'm like 99% sure that Kabini/Wani should be identical to that.
Kabini is not supported by KFD. There should be no calls to
amd_iommu_... functions on Kabini, at least not from kfd_iommu.c. And
I'm not aware of any other callers in amdgpu.ko.
Regards,
Felix
WARNING: multiple messages have this Message-ID (diff)
From: Felix Kuehling <felix.kuehling@amd.com>
To: "Christian König" <christian.koenig@amd.com>,
"Jason Gunthorpe" <jgg@nvidia.com>,
"Baolu Lu" <baolu.lu@linux.intel.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
"Pan, Xinhui" <Xinhui.Pan@amd.com>
Cc: Joerg Roedel <jroedel@suse.de>,
"regressions@lists.linux.dev" <regressions@lists.linux.dev>,
Thorsten Leemhuis <regressions@leemhuis.info>,
Linux PCI <linux-pci@vger.kernel.org>,
Vasant Hegde <vasant.hegde@amd.com>,
amd-gfx@lists.freedesktop.org,
LKML <linux-kernel@vger.kernel.org>,
"iommu@lists.linux.dev" <iommu@lists.linux.dev>,
Matt Fagnani <matt.fagnani@bell.net>,
Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: [regression, bisected, pci/iommu] Bug 216865 - Black screen when amdgpu started during 6.2-rc1 boot with AMD IOMMU enabled
Date: Tue, 10 Jan 2023 10:05:44 -0500 [thread overview]
Message-ID: <fa99d96e-6897-850a-8a46-98b03696e0bb@amd.com> (raw)
In-Reply-To: <2d1b2183-7e93-f8a5-3c74-8f66824bc8f2@amd.com>
Am 2023-01-10 um 08:45 schrieb Christian König:
> And I'm like 99% sure that Kabini/Wani should be identical to that.
Kabini is not supported by KFD. There should be no calls to
amd_iommu_... functions on Kabini, at least not from kfd_iommu.c. And
I'm not aware of any other callers in amdgpu.ko.
Regards,
Felix
next prev parent reply other threads:[~2023-01-10 15:05 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-30 8:18 [regression, bisected, pci/iommu] Bug 216865 - Black screen when amdgpu started during 6.2-rc1 boot with AMD IOMMU enabled Thorsten Leemhuis
2023-01-03 10:30 ` Joerg Roedel
2023-01-03 19:06 ` Matt Fagnani
[not found] ` <5aa0e698-f715-0481-36e5-46505024ebc1@bell.net>
2023-01-04 6:54 ` Baolu Lu
2023-01-04 15:50 ` Vasant Hegde
2023-01-05 1:09 ` Matt Fagnani
2023-01-05 10:27 ` Vasant Hegde
2023-01-05 10:37 ` Baolu Lu
2023-01-05 10:46 ` Vasant Hegde
2023-01-05 14:46 ` Deucher, Alexander
2023-01-05 15:27 ` Felix Kuehling
2023-01-06 5:48 ` Baolu Lu
2023-02-15 15:39 ` Bjorn Helgaas
2023-02-15 15:39 ` Bjorn Helgaas
2023-02-16 0:35 ` Felix Kuehling
2023-02-16 0:35 ` Felix Kuehling
2023-02-16 0:44 ` Jason Gunthorpe
2023-02-16 0:44 ` Jason Gunthorpe
2023-02-16 5:37 ` Vasant Hegde
2023-02-16 5:37 ` Vasant Hegde
2023-02-16 14:55 ` Felix Kuehling
2023-02-16 14:55 ` Felix Kuehling
2023-02-16 14:53 ` Felix Kuehling
2023-02-16 14:53 ` Felix Kuehling
2023-02-16 5:25 ` Vasant Hegde
2023-02-16 5:25 ` Vasant Hegde
2023-02-16 18:59 ` Matt Fagnani
2023-02-16 18:59 ` Matt Fagnani
2023-02-16 19:59 ` Felix Kuehling
2023-02-16 19:59 ` Felix Kuehling
2023-02-17 5:36 ` Vasant Hegde
2023-02-17 5:36 ` Vasant Hegde
2023-02-17 5:23 ` Vasant Hegde
2023-02-17 5:23 ` Vasant Hegde
2023-01-05 19:51 ` Matt Fagnani
2023-01-06 7:28 ` Matt Fagnani
2023-01-10 16:08 ` Vasant Hegde
2023-01-10 16:12 ` Vasant Hegde
2023-01-06 14:14 ` Jason Gunthorpe
2023-01-07 2:44 ` Baolu Lu
2023-01-09 13:43 ` Jason Gunthorpe
2023-01-10 5:28 ` Baolu Lu
2023-01-10 5:48 ` Baolu Lu
2023-01-10 8:06 ` Matt Fagnani
[not found] ` <bb3d5d1a-c222-9270-60fa-7d0b74bebd1a@linux.intel.com>
2023-01-10 22:12 ` Matt Fagnani
2023-01-10 22:12 ` Matt Fagnani
2023-01-10 13:25 ` Jason Gunthorpe
2023-01-10 13:25 ` Jason Gunthorpe
2023-01-10 13:45 ` Christian König
2023-01-10 13:45 ` Christian König
2023-01-10 13:51 ` Jason Gunthorpe
2023-01-10 13:51 ` Jason Gunthorpe
2023-01-10 13:56 ` Christian König
2023-01-10 13:56 ` Christian König
2023-01-10 20:51 ` Matt Fagnani
2023-01-10 20:51 ` Matt Fagnani
2023-01-11 8:35 ` Christian König
2023-01-11 8:35 ` Christian König
2023-01-10 15:05 ` Felix Kuehling [this message]
2023-01-10 15:05 ` Felix Kuehling
2023-01-10 15:19 ` Jason Gunthorpe
2023-01-10 15:19 ` Jason Gunthorpe
2023-01-10 15:21 ` Felix Kuehling
2023-01-10 15:21 ` Felix Kuehling
2023-01-11 3:16 ` Baolu Lu
2023-01-11 3:16 ` Baolu Lu
2023-01-11 13:08 ` Jason Gunthorpe
2023-01-11 13:08 ` Jason Gunthorpe
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