[PATCH 5.12 033/110] dmaengine: mediatek: use GFP_NOWAIT instead of GFP_ATOMIC in prep_dma
From: Sasha Levin <sashal@kernel.org>
Date: 2021-06-28 14:21:28
Also in:
lkml
Subsystem:
dma generic offload engine subsystem, mediatek dma driver, the rest · Maintainers:
Vinod Koul, Sean Wang, Linus Torvalds
From: Guillaume Ranquet <redacted> [ Upstream commit 9041575348b21ade1fb74d790f1aac85d68198c7 ] As recommended by the doc in: Documentation/drivers-api/dmaengine/provider.rst Use GFP_NOWAIT to not deplete the emergency pool. Signed-off-by: Guillaume Ranquet <redacted> Link: https://lore.kernel.org/r/20210513192642.29446-4-granquet@baylibre.com (local) Signed-off-by: Vinod Koul <vkoul@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/dma/mediatek/mtk-uart-apdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c
index a09ab2dd3b46..375e7e647df6 100644
--- a/drivers/dma/mediatek/mtk-uart-apdma.c
+++ b/drivers/dma/mediatek/mtk-uart-apdma.c@@ -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;
--
2.30.2