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Date: Wed, 10 Jul 2013 14:55:08 +0300
From: Eliezer Tamir <eliezer.tamir@...ux.intel.com>
To: David Miller <davem@...emloft.net>
Cc: linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
Linus Torvalds <torvalds@...ux-foundation.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Don Skidmore <donald.c.skidmore@...el.com>,
Jonathan Corbet <corbet@....net>,
e1000-devel@...ts.sourceforge.net,
Eilon Greenstein <eilong@...adcom.com>,
Amir Vadai <amirv@...lanox.com>,
Eric Dumazet <erdnetdev@...il.com>,
Willem de Bruijn <willemb@...gle.com>,
Eliezer Tamir <eliezer@...ir.org.il>
Subject: [PATCH net-next 2/3] net: rename ll methods to busy-poll
Rename ndo_ll_poll to ndo_busy_poll.
Rename sk_mark_ll to sk_mark_napi_id.
Rename skb_mark_ll to skb_mark_napi_id.
Correct all useres of these functions.
Update comments and defines in include/net/busy_poll.h
Signed-off-by: Eliezer Tamir <eliezer.tamir@...ux.intel.com>
---
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 2 +-
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 +-
drivers/net/ethernet/mellanox/mlx4/en_rx.c | 2 +-
include/net/busy_poll.h | 18 ++++++++++--------
net/ipv4/tcp_ipv4.c | 2 +-
net/ipv4/udp.c | 2 +-
net/ipv6/tcp_ipv6.c | 2 +-
net/ipv6/udp.c | 2 +-
8 files changed, 17 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 05b6b4e..3353efe 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -990,7 +990,7 @@ reuse_rx:
__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
le16_to_cpu(cqe_fp->vlan_tag));
- skb_mark_ll(skb, &fp->napi);
+ skb_mark_napi_id(skb, &fp->napi);
if (bnx2x_fp_ll_polling(fp))
netif_receive_skb(skb);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 047ebaa..1967df3 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -1978,7 +1978,7 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
}
#endif /* IXGBE_FCOE */
- skb_mark_ll(skb, &q_vector->napi);
+ skb_mark_napi_id(skb, &q_vector->napi);
ixgbe_rx_skb(q_vector, skb);
/* update budget accounting */
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 90746d3..dec455c 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -767,7 +767,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
timestamp);
}
- skb_mark_ll(skb, &cq->napi);
+ skb_mark_napi_id(skb, &cq->napi);
/* Push it up the stack */
netif_receive_skb(skb);
diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h
index 76f0340..ab71831 100644
--- a/include/net/busy_poll.h
+++ b/include/net/busy_poll.h
@@ -1,5 +1,5 @@
/*
- * Low Latency Sockets
+ * net busy poll support
* Copyright(c) 2013 Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
@@ -21,8 +21,8 @@
* e1000-devel Mailing List <e1000-devel@...ts.sourceforge.net>
*/
-#ifndef _LINUX_NET_LL_POLL_H
-#define _LINUX_NET_LL_POLL_H
+#ifndef _LINUX_NET_BUSY_POLL_H
+#define _LINUX_NET_BUSY_POLL_H
#include <linux/netdevice.h>
#include <net/ip.h>
@@ -134,13 +134,14 @@ out:
}
/* used in the NIC receive handler to mark the skb */
-static inline void skb_mark_ll(struct sk_buff *skb, struct napi_struct *napi)
+static inline void skb_mark_napi_id(struct sk_buff *skb,
+ struct napi_struct *napi)
{
skb->napi_id = napi->napi_id;
}
/* used in the protocol hanlder to propagate the napi_id to the socket */
-static inline void sk_mark_ll(struct sock *sk, struct sk_buff *skb)
+static inline void sk_mark_napi_id(struct sock *sk, struct sk_buff *skb)
{
sk->sk_napi_id = skb->napi_id;
}
@@ -166,11 +167,12 @@ static inline bool sk_busy_poll(struct sock *sk, int nonblock)
return false;
}
-static inline void skb_mark_ll(struct sk_buff *skb, struct napi_struct *napi)
+static inline void skb_mark_napi_id(struct sk_buff *skb,
+ struct napi_struct *napi)
{
}
-static inline void sk_mark_ll(struct sock *sk, struct sk_buff *skb)
+static inline void sk_mark_napi_id(struct sock *sk, struct sk_buff *skb)
{
}
@@ -180,4 +182,4 @@ static inline bool busy_loop_timeout(unsigned long end_time)
}
#endif /* CONFIG_NET_LL_RX_POLL */
-#endif /* _LINUX_NET_LL_POLL_H */
+#endif /* _LINUX_NET_BUSY_POLL_H */
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 3a261b4..b299da5 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1994,7 +1994,7 @@ process:
if (sk_filter(sk, skb))
goto discard_and_relse;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
skb->dev = NULL;
bh_lock_sock_nested(sk);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index bcc0ff2..a0d7151 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1713,7 +1713,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (sk != NULL) {
int ret;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
ret = udp_queue_rcv_skb(sk, skb);
sock_put(sk);
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 345bd92..6e1649d 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1499,7 +1499,7 @@ process:
if (sk_filter(sk, skb))
goto discard_and_relse;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
skb->dev = NULL;
bh_lock_sock_nested(sk);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 40e7203..f405815 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -844,7 +844,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (sk != NULL) {
int ret;
- sk_mark_ll(sk, skb);
+ sk_mark_napi_id(sk, skb);
ret = udpv6_queue_rcv_skb(sk, skb);
sock_put(sk);
--
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