<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<p><br>
</p>
<div class="moz-cite-prefix">On 2022-06-20 22:25, Ji, Ruili wrote:<br>
</div>
<blockquote type="cite" cite="mid:20220621022550.492588-1-ruili.ji@amd.com">
<pre class="moz-quote-pre" wrap="">From: Ruili Ji <a class="moz-txt-link-rfc2396E" href="mailto:ruiliji2@amd.com"><ruiliji2@amd.com></a>
amdgpu: [mmhub0] no-retry page fault (src_id:0 ring:40 vmid:8 pasid:32769, for process test_basic pid 3305 thread test_basic pid 3305)
amdgpu: in page starting at address 0x00007ff990003000 from IH client 0x12 (VMC)
amdgpu: VM_L2_PROTECTION_FAULT_STATUS:0x00840051
amdgpu: Faulty UTCL2 client ID: MP1 (0x0)
amdgpu: MORE_FAULTS: 0x1
amdgpu: WALKER_ERROR: 0x0
amdgpu: PERMISSION_FAULTS: 0x5
amdgpu: MAPPING_ERROR: 0x0
amdgpu: RW: 0x1
When memory is allocated by kfd, no one triggers the tlb flush for MMHUB0.
There is page fault from MMHUB0.
Signed-off-by: Ruili Ji <a class="moz-txt-link-rfc2396E" href="mailto:ruiliji2@amd.com"><ruiliji2@amd.com></a>
Change-Id: I97786f02849dd047703d6e8feff53916b307715c
---
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index 1d0c9762ebfb..12fc822c0a92 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -739,7 +739,8 @@ int amdgpu_amdkfd_flush_gpu_tlb_pasid(struct amdgpu_device *adev,
{
bool all_hub = false;
- if (adev->family == AMDGPU_FAMILY_AI)
+ if (adev->family == AMDGPU_FAMILY_AI
+ || adev->family == AMDGPU_FAMILY_RV)</pre>
</blockquote>
Indentation is incorrect, <br>
<pre class="moz-quote-pre" wrap="">+ if (adev->family == AMDGPU_FAMILY_AI ||
+ adev->family == AMDGPU_FAMILY_RV)
With this fixed, Reviewed-by: Philip Yang <a class="moz-txt-link-rfc2396E" href="mailto:Philip.Yang@amd.com"><Philip.Yang@amd.com></a>
</pre>
<blockquote type="cite" cite="mid:20220621022550.492588-1-ruili.ji@amd.com">
<pre class="moz-quote-pre" wrap="">
all_hub = true;
return amdgpu_gmc_flush_gpu_tlb_pasid(adev, pasid, flush_type, all_hub);
</pre>
</blockquote>
</body>
</html>