netdev - [PATCH bpf-next 2/4] i40e, xsk: use XSK_NAPI

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Message-Id: <20200907150217.30888-3-bjorn.topel@gmail.com>
Date:   Mon,  7 Sep 2020 17:02:15 +0200
From:   Björn Töpel <bjorn.topel@...il.com>
To:     ast@...nel.org, daniel@...earbox.net, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Cc:     Björn Töpel <bjorn.topel@...el.com>,
        magnus.karlsson@...el.com, kuba@...nel.org,
        intel-wired-lan@...ts.osuosl.org
Subject: [PATCH bpf-next 2/4] i40e, xsk: use XSK_NAPI_WEIGHT as NAPI poll budget

From: Björn Töpel <bjorn.topel@...el.com>

Start using XSK_NAPI_WEIGHT as NAPI poll budget for the AF_XDP Rx
zero-copy path.

Signed-off-by: Björn Töpel <bjorn.topel@...el.com>
---
 drivers/net/ethernet/intel/i40e/i40e_xsk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
index 2a1153d8957b..a8018736ca32 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c
@@ -272,7 +272,7 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget)
 	bool failure = false;
 	struct sk_buff *skb;
 
-	while (likely(total_rx_packets < (unsigned int)budget)) {
+	while (likely(total_rx_packets < XSK_NAPI_WEIGHT)) {
 		union i40e_rx_desc *rx_desc;
 		struct xdp_buff **bi;
 		unsigned int size;
-- 
2.25.1