[PATCH v2 1/3] drm/ttm: Don't spam the log on buffer object backing store allocation failure

Thomas Hellström
2026-03-17T14:19:26Z

If the struct ttm_operation_ctx::gfp_retry_mayfail is true,
buffer object backing store allocation failures are expected to
silently fail with an error code to the caller. But currently an
elaborate warning is printed to the system log.

Don't spam the log in this way.

Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Simona Vetter <simona.vetter@ffwll.ch>
---
drivers/gpu/drm/ttm/ttm_pool.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c
index c0d95559197c..8fa9e09f6ee5 100644
--- a/drivers/gpu/drm/ttm/ttm_pool.c
+++ b/drivers/gpu/drm/ttm/ttm_pool.c
@@ -726,7 +726,7 @@ static int __ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
gfp_flags |= __GFP_ZERO;

if (ctx->gfp_retry_mayfail)
- gfp_flags |= __GFP_RETRY_MAYFAIL;
+ gfp_flags |= __GFP_RETRY_MAYFAIL | __GFP_NOWARN;

if (ttm_pool_uses_dma32(pool))
gfp_flags |= GFP_DMA32;
--
2.53.0