Messages in this thread Patch in this message | | | From | Radhey Shyam Pandey <> | Subject | [RFC v2 PATCH 6/7] dmaengine: xilinx_dma: Use tasklet_hi_schedule for timing critical usecase | Date | Fri, 9 Apr 2021 23:26:04 +0530 |
| |
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> -- Changes for v2: - 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 f2305a73cb91..a2ea2d649332 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -1829,7 +1829,7 @@ 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; } -- 2.7.4
| |