From 0028b86b52f7609e36af635ef6cb908925306233 Mon Sep 17 00:00:00 2001 From: Gangliang Xie Date: Fri, 16 Jan 2026 11:32:08 +0800 Subject: [PATCH] drm/amdgpu: mark invalid records with U64_MAX set retired_page of invalid ras records to U64_MAX, and skip them when reading ras records Signed-off-by: Gangliang Xie Reviewed-by: Tao Zhou Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index c91529c778ba..f582113d78b7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -2784,6 +2784,10 @@ static int amdgpu_ras_badpages_read(struct amdgpu_device *adev, if (!data->bps[i].ts) continue; + /* U64_MAX is used to mark the record as invalid */ + if (data->bps[i].retired_page == U64_MAX) + continue; + bps[r].bp = data->bps[i].retired_page; r++; if (r >= count) @@ -3090,6 +3094,8 @@ static int __amdgpu_ras_restore_bad_pages(struct amdgpu_device *adev, if (amdgpu_ras_check_bad_page_unlock(con, bps[j].retired_page << AMDGPU_GPU_PAGE_SHIFT)) { + /* set to U64_MAX to mark it as invalid */ + data->bps[data->count].retired_page = U64_MAX; data->count++; data->space_left--; continue; -- 2.47.3