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Commit f8972730 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: ipa: add skb recycle if dma fails during replenish"

parents 4a85a0fc 1186a4d5

drivers/platform/msm/ipa/ipa_v3/ipa_dp.c

+2 −1
Original line number Diff line number Diff line
@@ -2448,7 +2448,7 @@ static void ipa3_replenish_rx_cache_recycle(struct ipa3_sys_context *sys) 
			spin_lock_bh(&sys->spinlock);

			rx_pkt = list_first_entry(&sys->rcycl_list,

				struct ipa3_rx_pkt_wrapper, link);

			list_del(&rx_pkt->link);

			list_del_init(&rx_pkt->link);

			spin_unlock_bh(&sys->spinlock);

			ptr = skb_put(rx_pkt->data.skb, sys->rx_buff_sz);

			rx_pkt->data.dma_addr = dma_map_single(ipa3_ctx->pdev,
@@ -2489,6 +2489,7 @@ static void ipa3_replenish_rx_cache_recycle(struct ipa3_sys_context *sys) 
	goto done;

fail_dma_mapping:

	spin_lock_bh(&sys->spinlock);

	ipa3_skb_recycle(rx_pkt->data.skb);

	list_add_tail(&rx_pkt->link, &sys->rcycl_list);

	spin_unlock_bh(&sys->spinlock);

fail_kmem_cache_alloc: