diff options
| author | Mike Chan <mike@android.com> | 2009-01-07 11:40:42 -0800 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2016-02-16 13:51:17 -0800 |
| commit | 6b6d5fbf9ae567aefb58099a30bbb6d25fa8925b (patch) | |
| tree | 16d52c793ecf556f15f779b9f66755c4b874cdec /net/ipv4/tcp.c | |
| parent | 08f7c4280cd5efe9e274240c42177f459431bac2 (diff) | |
misc: uidstat: Adding uid stat driver to collect network statistics.
Signed-off-by: Mike Chan <mike@android.com>
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 47b147ca69d1..cab28756a96b 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -269,6 +269,7 @@ #include <linux/crypto.h> #include <linux/time.h> #include <linux/slab.h> +#include <linux/uid_stat.h> #include <net/icmp.h> #include <net/inet_common.h> @@ -1286,6 +1287,9 @@ out: tcp_push(sk, flags, mss_now, tp->nonagle, size_goal); out_nopush: release_sock(sk); + + if (copied + copied_syn) + uid_stat_tcp_snd(current_uid(), copied + copied_syn); return copied + copied_syn; do_fault: @@ -1560,6 +1564,7 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc, if (copied > 0) { tcp_recv_skb(sk, seq, &offset); tcp_cleanup_rbuf(sk, copied); + uid_stat_tcp_rcv(current_uid(), copied); } return copied; } @@ -1893,6 +1898,9 @@ skip_copy: tcp_cleanup_rbuf(sk, copied); release_sock(sk); + + if (copied > 0) + uid_stat_tcp_rcv(current_uid(), copied); return copied; out: @@ -1901,6 +1909,8 @@ out: recv_urg: err = tcp_recv_urg(sk, msg, len, flags); + if (err > 0) + uid_stat_tcp_rcv(current_uid(), err); goto out; recv_sndq: |