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drm/amdgpu: mark invalid records with U64_MAX

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set retired_page of invalid ras records to U64_MAX, and skip
them when reading ras records

Signed-off-by: Gangliang Xie <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Gangliang Xie 2026-01-16 11:32:08 +08:00 committed by Alex Deucher
parent 9d03d404f4
commit 0028b86b52
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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@ -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;