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| author | Guillaume Ranquet <granquet@baylibre.com> | 2021-05-13 21:26:42 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-06-07 12:23:47 +0530 |
| commit | 9041575348b21ade1fb74d790f1aac85d68198c7 (patch) | |
| tree | 16696de003d3913a0e75d020b63a7f6de024c7b6 | |
| parent | 2537b40b0a4f61d2c83900744fe89b09076be9c6 (diff) | |
| download | linux-9041575348b21ade1fb74d790f1aac85d68198c7.tar.gz | |
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: Guillaume Ranquet <granquet@baylibre.com>
Link: https://lore.kernel.org/r/20210513192642.29446-4-granquet@baylibre.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
| -rw-r--r-- | drivers/dma/mediatek/mtk-uart-apdma.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c index a09ab2dd3b464..375e7e647df6b 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; |