Commit 99faef48 authored by Yunbo Yu's avatar Yunbo Yu Committed by Vinod Koul
Browse files

dmaengine: mv_xor_v2 : Move spin_lock_bh() to spin_lock() 



It is unnecessary to call spin_lock_bh() for that you are already
in a tasklet.

Signed-off-by: default avatarYunbo Yu <yuyunbo519@gmail.com>
Link: https://lore.kernel.org/r/20220420122754.148359-1-yuyunbo519@gmail.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 63c14ae6

drivers/dma/mv_xor_v2.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -591,14 +591,14 @@ static void mv_xor_v2_tasklet(struct tasklet_struct *t) 
		dma_run_dependencies(&next_pending_sw_desc->async_tx);

		dma_run_dependencies(&next_pending_sw_desc->async_tx);





		/* Lock the channel */

		/* Lock the channel */

		spin_lock_bh(&xor_dev->lock);

		spin_lock(&xor_dev->lock);





		/* add the SW descriptor to the free descriptors list */

		/* add the SW descriptor to the free descriptors list */

		list_add(&next_pending_sw_desc->free_list,

		list_add(&next_pending_sw_desc->free_list,

			 &xor_dev->free_sw_desc);

			 &xor_dev->free_sw_desc);





		/* Release the channel */

		/* Release the channel */

		spin_unlock_bh(&xor_dev->lock);

		spin_unlock(&xor_dev->lock);





		/* increment the next descriptor */

		/* increment the next descriptor */

		pending_ptr++;

		pending_ptr++;