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Subject[PATCH 5/5] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase
Date
From: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>

Schedule tasklet with high priority to ensure that callback processing
is prioritized. It improves throughput for netdev dma clients.

Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Signed-off-by: Sarath Babu Naidu Gaddam <sarath.babu.naidu.gaddam@amd.com>
---
drivers/dma/xilinx/xilinx_dma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c
index 43737e0f3625..bee21e4f1e59 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -1839,7 +1839,7 @@ static irqreturn_t xilinx_mcdma_irq_handler(int irq, void *data)
spin_unlock(&chan->lock);
}

- tasklet_schedule(&chan->tasklet);
+ tasklet_hi_schedule(&chan->tasklet);
return IRQ_HANDLED;
}

--
2.25.1
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