Messages in this thread Patch in this message |  | | From | Radhey Shyam Pandey <> | Subject | [RFC 6/6] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase | Date | Mon, 2 Apr 2018 16:09:06 +0530 |
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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 <radheys@xilinx.com> --- drivers/dma/xilinx/xilinx_dma.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index ab8f1b0..d45224d 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -1536,7 +1536,7 @@ static irqreturn_t xilinx_dma_irq_handler(int irq, void *data) spin_unlock(&chan->lock); } - tasklet_schedule(&chan->tasklet); + tasklet_hi_schedule(&chan->tasklet); return IRQ_HANDLED; } -- 1.7.1
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