Commit 463d439b authored by Dave Kleikamp's avatar Dave Kleikamp Committed by Marek Szyprowski
Browse files

dma/pool: eliminate alloc_pages warning in atomic_pool_expand 



atomic_pool_expand iteratively tries the allocation while decrementing
the page order. There is no need to issue a warning if an attempted
allocation fails.

Signed-off-by: default avatarDave Kleikamp <dave.kleikamp@oracle.com>
Reviewed-by: default avatarRobin Murphy <robin.murphy@arm.com>
Fixes: d7e673ec ("dma-pool: Only allocate from CMA when in same memory zone")
[mszyprow: fixed typo]
Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20251202152810.142370-1-dave.kleikamp@oracle.com
parent d0d08f4b

kernel/dma/pool.c

+1 −1
Original line number Diff line number Diff line
@@ -93,7 +93,7 @@ static int atomic_pool_expand(struct gen_pool *pool, size_t pool_size, 
			page = dma_alloc_from_contiguous(NULL, 1 << order,

							 order, false);

		if (!page)

			page = alloc_pages(gfp, order);

			page = alloc_pages(gfp | __GFP_NOWARN, order);

	} while (!page && order-- > 0);

	if (!page)

		goto out;