This revision was automatically updated to reflect the committed changes.
Closed by commit rS298974: tcp/lro: Refactor the active list operation.
(authored by sephe).
CHANGED PRIOR TO COMMIT
https://reviews.freebsd.org/D6137?vs=15725&id=15841#toc
REPOSITORY
rS FreeBSD src repository
CHANGES SINCE LAST UPDATE
https://reviews.freebsd.org/D6137?vs=15725&id=15841
REVISION DETAIL
https://reviews.freebsd.org/D6137
AFFECTED FILES
head/sys/netinet/tcp_lro.c
EMAIL PREFERENCES
https://reviews.freebsd.org/settings/panel/emailpreferences/
To: sepherosa_gmail.com, network, adrian, delphij, glebius, hselasky, np,
decui_microsoft.com, honzhan_microsoft.com, howard0su_gmail.com, transport,
rrs, gallatin
Cc: freebsd-net-list
diff --git a/head/sys/netinet/tcp_lro.c b/head/sys/netinet/tcp_lro.c
--- a/head/sys/netinet/tcp_lro.c
+++ b/head/sys/netinet/tcp_lro.c
@@ -69,6 +69,20 @@
static void tcp_lro_rx_done(struct lro_ctrl *lc);
+static __inline void
+tcp_lro_active_insert(struct lro_ctrl *lc, struct lro_entry *le)
+{
+
+ LIST_INSERT_HEAD(&lc->lro_active, le, next);
+}
+
+static __inline void
+tcp_lro_active_remove(struct lro_entry *le)
+{
+
+ LIST_REMOVE(le, next);
+}
+
int
tcp_lro_init(struct lro_ctrl *lc)
{
@@ -129,7 +143,7 @@
/* free active mbufs, if any */
while ((le = LIST_FIRST(&lc->lro_active)) != NULL) {
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
m_freem(le->m_head);
}
@@ -234,7 +248,7 @@
struct lro_entry *le;
while ((le = LIST_FIRST(&lc->lro_active)) != NULL) {
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
tcp_lro_flush(lc, le);
}
}
@@ -252,7 +266,7 @@
timevalsub(&tv, timeout);
LIST_FOREACH_SAFE(le, &lc->lro_active, next, le_tmp) {
if (timevalcmp(&tv, &le->mtime, >=)) {
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
tcp_lro_flush(lc, le);
}
}
@@ -620,16 +634,16 @@
/* Flush now if appending will result in overflow. */
if (le->p_len > (lc->lro_length_lim - tcp_data_len)) {
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
tcp_lro_flush(lc, le);
break;
}
/* Try to append the new segment. */
if (__predict_false(seq != le->next_seq ||
(tcp_data_len == 0 && le->ack_seq == th->th_ack))) {
/* Out of order packet or duplicate ACK. */
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
tcp_lro_flush(lc, le);
return (TCP_LRO_CANNOT);
}
@@ -662,7 +676,7 @@
* be further delayed.
*/
if (le->append_cnt >= lc->lro_ackcnt_lim) {
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
tcp_lro_flush(lc, le);
}
return (0);
@@ -686,7 +700,7 @@
* overflow, pro-actively flush now.
*/
if (le->p_len > (lc->lro_length_lim - lc->ifp->if_mtu)) {
- LIST_REMOVE(le, next);
+ tcp_lro_active_remove(le);
tcp_lro_flush(lc, le);
} else
getmicrotime(&le->mtime);
@@ -701,7 +715,7 @@
/* Start a new segment chain. */
le = LIST_FIRST(&lc->lro_free);
LIST_REMOVE(le, next);
- LIST_INSERT_HEAD(&lc->lro_active, le, next);
+ tcp_lro_active_insert(lc, le);
getmicrotime(&le->mtime);
/* Start filling in details. */
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