tcp: tcp_set_skb_tso_segs() no longer need struct sock parameter
tcp_set_skb_tso_segs() & tcp_init_tso_segs() no longer
use the sock pointer.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index a51f7aa..d128885 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1066,8 +1066,7 @@
}
/* Initialize TSO segments for a packet. */
-static void tcp_set_skb_tso_segs(const struct sock *sk, struct sk_buff *skb,
- unsigned int mss_now)
+static void tcp_set_skb_tso_segs(struct sk_buff *skb, unsigned int mss_now)
{
struct skb_shared_info *shinfo = skb_shinfo(skb);
@@ -1214,8 +1213,8 @@
old_factor = tcp_skb_pcount(skb);
/* Fix up tso_factor for both original and new SKB. */
- tcp_set_skb_tso_segs(sk, skb, mss_now);
- tcp_set_skb_tso_segs(sk, buff, mss_now);
+ tcp_set_skb_tso_segs(skb, mss_now);
+ tcp_set_skb_tso_segs(buff, mss_now);
/* If this packet has been sent out already, we must
* adjust the various packet counters.
@@ -1295,7 +1294,7 @@
/* Any change of skb->len requires recalculation of tso factor. */
if (tcp_skb_pcount(skb) > 1)
- tcp_set_skb_tso_segs(sk, skb, tcp_skb_mss(skb));
+ tcp_set_skb_tso_segs(skb, tcp_skb_mss(skb));
return 0;
}
@@ -1627,13 +1626,12 @@
* This must be invoked the first time we consider transmitting
* SKB onto the wire.
*/
-static int tcp_init_tso_segs(const struct sock *sk, struct sk_buff *skb,
- unsigned int mss_now)
+static int tcp_init_tso_segs(struct sk_buff *skb, unsigned int mss_now)
{
int tso_segs = tcp_skb_pcount(skb);
if (!tso_segs || (tso_segs > 1 && tcp_skb_mss(skb) != mss_now)) {
- tcp_set_skb_tso_segs(sk, skb, mss_now);
+ tcp_set_skb_tso_segs(skb, mss_now);
tso_segs = tcp_skb_pcount(skb);
}
return tso_segs;
@@ -1688,7 +1686,7 @@
const struct tcp_sock *tp = tcp_sk(sk);
unsigned int cwnd_quota;
- tcp_init_tso_segs(sk, skb, cur_mss);
+ tcp_init_tso_segs(skb, cur_mss);
if (!tcp_nagle_test(tp, skb, cur_mss, nonagle))
return 0;
@@ -1757,8 +1755,8 @@
tcp_fragment_tstamp(skb, buff);
/* Fix up tso_factor for both original and new SKB. */
- tcp_set_skb_tso_segs(sk, skb, mss_now);
- tcp_set_skb_tso_segs(sk, buff, mss_now);
+ tcp_set_skb_tso_segs(skb, mss_now);
+ tcp_set_skb_tso_segs(buff, mss_now);
/* Link BUFF into the send queue. */
__skb_header_release(buff);
@@ -1992,7 +1990,7 @@
skb->len, 0);
} else {
__pskb_trim_head(skb, copy);
- tcp_set_skb_tso_segs(sk, skb, mss_now);
+ tcp_set_skb_tso_segs(skb, mss_now);
}
TCP_SKB_CB(skb)->seq += copy;
}
@@ -2002,7 +2000,7 @@
if (len >= probe_size)
break;
}
- tcp_init_tso_segs(sk, nskb, nskb->len);
+ tcp_init_tso_segs(nskb, nskb->len);
/* We're ready to send. If this fails, the probe will
* be resegmented into mss-sized pieces by tcp_write_xmit().
@@ -2064,7 +2062,7 @@
while ((skb = tcp_send_head(sk))) {
unsigned int limit;
- tso_segs = tcp_init_tso_segs(sk, skb, mss_now);
+ tso_segs = tcp_init_tso_segs(skb, mss_now);
BUG_ON(!tso_segs);
if (unlikely(tp->repair) && tp->repair_queue == TCP_SEND_QUEUE) {
@@ -2618,7 +2616,7 @@
if (unlikely(oldpcount > 1)) {
if (skb_unclone(skb, GFP_ATOMIC))
return -ENOMEM;
- tcp_init_tso_segs(sk, skb, cur_mss);
+ tcp_init_tso_segs(skb, cur_mss);
tcp_adjust_pcount(sk, skb, oldpcount - tcp_skb_pcount(skb));
}
}
@@ -3455,7 +3453,7 @@
if (tcp_fragment(sk, skb, seg_size, mss, GFP_ATOMIC))
return -1;
} else if (!tcp_skb_pcount(skb))
- tcp_set_skb_tso_segs(sk, skb, mss);
+ tcp_set_skb_tso_segs(skb, mss);
TCP_SKB_CB(skb)->tcp_flags |= TCPHDR_PSH;
err = tcp_transmit_skb(sk, skb, 1, GFP_ATOMIC);