tcp: Use NET_ADD_STATS instead of NET_ADD_STATS_BH in tcp_event_new_data_sent()
Can be invoked from non-BH context.
Based upon a patch by Eric Dumazet.
Fixes: f19c29e3e391 ("tcp: snmp stats for Fast Open, SYN rtx, and data pkts")
Reported-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip.h b/include/net/ip.h
index b885d75..25064c2 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -187,6 +187,7 @@
#define NET_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.net_statistics, field)
#define NET_INC_STATS_BH(net, field) SNMP_INC_STATS_BH((net)->mib.net_statistics, field)
#define NET_INC_STATS_USER(net, field) SNMP_INC_STATS_USER((net)->mib.net_statistics, field)
+#define NET_ADD_STATS(net, field, adnd) SNMP_ADD_STATS((net)->mib.net_statistics, field, adnd)
#define NET_ADD_STATS_BH(net, field, adnd) SNMP_ADD_STATS_BH((net)->mib.net_statistics, field, adnd)
#define NET_ADD_STATS_USER(net, field, adnd) SNMP_ADD_STATS_USER((net)->mib.net_statistics, field, adnd)
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 5286228..a02c884 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -87,8 +87,8 @@
tcp_rearm_rto(sk);
}
- NET_ADD_STATS_BH(sock_net(sk), LINUX_MIB_TCPORIGDATASENT,
- tcp_skb_pcount(skb));
+ NET_ADD_STATS(sock_net(sk), LINUX_MIB_TCPORIGDATASENT,
+ tcp_skb_pcount(skb));
}
/* SND.NXT, if window was not shrunk.