linux-kernel - [PATCH V3,net-next, 1/4] net: mana: Use napi_build

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Message-Id: <1681334163-31084-2-git-send-email-haiyangz@microsoft.com>
Date:   Wed, 12 Apr 2023 14:16:00 -0700
From:   Haiyang Zhang <haiyangz@...rosoft.com>
To:     linux-hyperv@...r.kernel.org, netdev@...r.kernel.org
Cc:     haiyangz@...rosoft.com, decui@...rosoft.com, kys@...rosoft.com,
        paulros@...rosoft.com, olaf@...fle.de, vkuznets@...hat.com,
        davem@...emloft.net, wei.liu@...nel.org, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, leon@...nel.org,
        longli@...rosoft.com, ssengar@...ux.microsoft.com,
        linux-rdma@...r.kernel.org, daniel@...earbox.net,
        john.fastabend@...il.com, bpf@...r.kernel.org, ast@...nel.org,
        sharmaajay@...rosoft.com, hawk@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH V3,net-next, 1/4] net: mana: Use napi_build_skb in RX path

Use napi_build_skb() instead of build_skb() to take advantage of the
NAPI percpu caches to obtain skbuff_head.

Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
---
 drivers/net/ethernet/microsoft/mana/mana_en.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index 492474b4d8aa..112c642dc89b 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -1188,7 +1188,7 @@ static void mana_post_pkt_rxq(struct mana_rxq *rxq)
 static struct sk_buff *mana_build_skb(void *buf_va, uint pkt_len,
 				      struct xdp_buff *xdp)
 {
-	struct sk_buff *skb = build_skb(buf_va, PAGE_SIZE);
+	struct sk_buff *skb = napi_build_skb(buf_va, PAGE_SIZE);
 
 	if (!skb)
 		return NULL;
-- 
2.25.1