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| author | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2026-03-17 17:18:55 +0300 |
|---|---|---|
| committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2026-03-20 12:38:10 +0300 |
| commit | c6135f67aa37a4a744869f726d706bda091e6dfa (patch) | |
| tree | 80effcbaa7bce4213ba0446ea6f164fe4285e197 /include | |
| parent | 55fcf74cc2330580659426a57d1fa0125f7326b3 (diff) | |
| download | linux-c6135f67aa37a4a744869f726d706bda091e6dfa.tar.xz | |
drm/ttm: Avoid invoking the OOM killer when reading back swapped content
In situations where the system is very short on RAM, the shmem
readback from swap-space may invoke the OOM killer.
However, since this might be a recoverable situation where the caller
is indicating this by setting
struct ttm_operation_ctx::gfp_retry_mayfail to true, adjust the gfp
value used by the allocation accordingly.
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Maarten Lankhorst <dev@lankhorst.se>
Acked-by: Christian König <christian.koening@amd.com>
Link: https://patch.msgid.link/20260317141856.237876-3-thomas.hellstrom@linux.intel.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/ttm/ttm_backup.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/drm/ttm/ttm_backup.h b/include/drm/ttm/ttm_backup.h index c33cba111171..29b9c855af77 100644 --- a/include/drm/ttm/ttm_backup.h +++ b/include/drm/ttm/ttm_backup.h @@ -56,7 +56,7 @@ ttm_backup_page_ptr_to_handle(const struct page *page) void ttm_backup_drop(struct file *backup, pgoff_t handle); int ttm_backup_copy_page(struct file *backup, struct page *dst, - pgoff_t handle, bool intr); + pgoff_t handle, bool intr, gfp_t additional_gfp); s64 ttm_backup_backup_page(struct file *backup, struct page *page, |