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| author | Gangliang Xie <ganglxie@amd.com> | 2026-01-16 06:32:08 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-01-21 22:25:43 +0300 |
| commit | 0028b86b52f7609e36af635ef6cb908925306233 (patch) | |
| tree | cd8f20fd13c23256130b6f5f71967a9602b6852e | |
| parent | 9d03d404f4bf6f02cf690ef8c9608d8f0e4ce630 (diff) | |
| download | linux-0028b86b52f7609e36af635ef6cb908925306233.tar.xz | |
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 <ganglxie@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 |
1 files changed, 6 insertions, 0 deletions
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; |