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Commit d8570d01 authored by Barry Song's avatar Barry Song Committed by Vinod Koul
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dmaengine: at_xdmac: move spin_lock_bh to spin_lock in tasklet 



as you are already in a tasklet, it is unnecessary to call spin_lock_bh.

Signed-off-by: default avatarBarry Song <21cnbao@gmail.com>
Acked-by: default avatarLudovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 5b394b2d

drivers/dma/at_xdmac.c

+2 −2
Original line number Diff line number Diff line
@@ -1600,7 +1600,7 @@ static void at_xdmac_tasklet(unsigned long data) 
		if (atchan->status & AT_XDMAC_CIS_ROIS)

			dev_err(chan2dev(&atchan->chan), "request overflow error!!!");



		spin_lock_bh(&atchan->lock);

		spin_lock(&atchan->lock);

		desc = list_first_entry(&atchan->xfers_list,

					struct at_xdmac_desc,

					xfer_node);
@@ -1610,7 +1610,7 @@ static void at_xdmac_tasklet(unsigned long data) 
		txd = &desc->tx_dma_desc;



		at_xdmac_remove_xfer(atchan, desc);

		spin_unlock_bh(&atchan->lock);

		spin_unlock(&atchan->lock);



		if (!at_xdmac_chan_is_cyclic(atchan)) {

			dma_cookie_complete(txd);