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authorYiPeng Chai <YiPeng.Chai@amd.com>2025-07-22 14:17:29 +0800
committerAlex Deucher <alexander.deucher@amd.com>2025-07-28 16:40:07 -0400
commit3fc96f60b61cebf8649f557b5134795fbdb00e12 (patch)
treea4940646f55eb70cec2e3ef48b2ddae5115ef15d
parentfaab5ea0836733ef1c8e83cf6b05690a5c9066be (diff)
drm/amdgpu: add critical address check for bad page retirement
Add critical address check for bad page retirement. Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index b75a0dc22ace..1e31ef5592f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -2637,6 +2637,11 @@ static int amdgpu_ras_badpages_read(struct amdgpu_device *adev,
.size = AMDGPU_GPU_PAGE_SIZE,
.flags = AMDGPU_RAS_RETIRE_PAGE_RESERVED,
};
+
+ if (amdgpu_ras_check_critical_address(adev,
+ data->bps[i].retired_page << AMDGPU_GPU_PAGE_SHIFT))
+ continue;
+
status = amdgpu_vram_mgr_query_page_status(&adev->mman.vram_mgr,
data->bps[i].retired_page << AMDGPU_GPU_PAGE_SHIFT);
if (status == -EBUSY)
@@ -5356,6 +5361,9 @@ int amdgpu_ras_reserve_page(struct amdgpu_device *adev, uint64_t pfn)
uint64_t start = pfn << AMDGPU_GPU_PAGE_SHIFT;
int ret = 0;
+ if (amdgpu_ras_check_critical_address(adev, start))
+ return 0;
+
mutex_lock(&con->page_rsv_lock);
ret = amdgpu_vram_mgr_query_page_status(mgr, start);
if (ret == -ENOENT)