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| author |   Yong Zhao <yong.zhao@amd.com> | 2018-07-13 16:17:45 -0400 |
|---|---|---|
| committer |   Oded Gabbay <oded.gabbay@gmail.com> | 2018-07-13 16:17:45 -0400 |
| commit | eab69801cf4388aeba2c730ce4db746ae164eada (patch) | |
| tree | be4d0ea47640fa0bf0defca4c42d740478e12b9b /drivers/gpu/drm/amd/amdkfd | |
| parent | drm/amdkfd: Make SDMA engine number an ASIC-dependent variable (diff) | |
| download | linux-dev-eab69801cf4388aeba2c730ce4db746ae164eada.tar.xz linux-dev-eab69801cf4388aeba2c730ce4db746ae164eada.zip | |
drm/amdkfd: Avoid flooding dmesg on Raven due to IOMMU issues
On Raven Invalid PPRs (peripheral page requests) can be reported
because multiple PPRs can be still queued when memory is freed.
Apply a rate limit to avoid flooding the log in this case.
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c index c71817963eea..7a61f38c09e6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c @@ -190,7 +190,7 @@ static int iommu_invalid_ppr_cb(struct pci_dev *pdev, int pasid, { struct kfd_dev *dev; - dev_warn(kfd_device, + dev_warn_ratelimited(kfd_device, "Invalid PPR device %x:%x.%x pasid %d address 0x%lX flags 0x%X", PCI_BUS_NUM(pdev->devfn), PCI_SLOT(pdev->devfn), |