[RFC V3 PATCH 6/8] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase
Sarath Babu Naidu Gaddam
sarath.babu.naidu.gaddam at amd.com
Mon Sep 19 22:51:17 PDT 2022
From: Radhey Shyam Pandey <radhey.shyam.pandey at 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 at xilinx.com>
Signed-off-by: Sarath Babu Naidu Gaddam <sarath.babu.naidu.gaddam at amd.com>
---
Changes in V2 and V3:
- None
---
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 1488cc6a299a..8126a56980f2 100644
--- a/drivers/dma/xilinx/xilinx_dma.c
+++ b/drivers/dma/xilinx/xilinx_dma.c
@@ -1848,7 +1848,7 @@ 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
More information about the linux-arm-kernel
mailing list