Commit 90415753 authored by Guillaume Ranquet's avatar Guillaume Ranquet Committed by Vinod Koul
Browse files

dmaengine: mediatek: use GFP_NOWAIT instead of GFP_ATOMIC in prep_dma 



As recommended by the doc in:
Documentation/drivers-api/dmaengine/provider.rst

Use GFP_NOWAIT to not deplete the emergency pool.

Signed-off-by: default avatarGuillaume Ranquet <granquet@baylibre.com>

Link: https://lore.kernel.org/r/20210513192642.29446-4-granquet@baylibre.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 2537b40b

drivers/dma/mediatek/mtk-uart-apdma.c

+1 −1
Original line number Diff line number Diff line
@@ -349,7 +349,7 @@ static struct dma_async_tx_descriptor *mtk_uart_apdma_prep_slave_sg 
		return NULL;



	/* Now allocate and setup the descriptor */

	d = kzalloc(sizeof(*d), GFP_ATOMIC);

	d = kzalloc(sizeof(*d), GFP_NOWAIT);

	if (!d)

		return NULL;