diff options
| author | Mike Chan <mike@android.com> | 2010-11-01 14:55:54 +0800 |
|---|---|---|
| committer | Xinyu Chen <xinyu.chen@freescale.com> | 2011-02-12 15:47:08 +0800 |
| commit | 926b384685e4845bd7fada13a7cacd162d77e656 (patch) | |
| tree | 54fe1591662655071af120bb4e6098872ecca0b3 /net | |
| parent | e8f5022c35a4dd14895ffdd5091c54054348fe81 (diff) | |
ipv4: using uid stat driver for android to collect network statistics.
Signed-off-by: Mike Chan <mike@android.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/tcp.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 65afeaec15b7..61dccaf37f1c 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -266,6 +266,7 @@ #include <linux/crypto.h> #include <linux/time.h> #include <linux/slab.h> +#include <linux/uid_stat.h> #include <net/icmp.h> #include <net/tcp.h> @@ -1101,6 +1102,9 @@ out: tcp_push(sk, flags, mss_now, tp->nonagle); TCP_CHECK_TIMER(sk); release_sock(sk); + + if (copied > 0) + uid_stat_tcp_snd(current_uid(), copied); return copied; do_fault: @@ -1377,8 +1381,10 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc, tcp_rcv_space_adjust(sk); /* Clean up data we have read: This will do ACK frames. */ - if (copied > 0) + if (copied > 0) { tcp_cleanup_rbuf(sk, copied); + uid_stat_tcp_rcv(current_uid(), copied); + } return copied; } @@ -1764,6 +1770,9 @@ skip_copy: TCP_CHECK_TIMER(sk); release_sock(sk); + + if (copied > 0) + uid_stat_tcp_rcv(current_uid(), copied); return copied; out: @@ -1773,6 +1782,8 @@ out: recv_urg: err = tcp_recv_urg(sk, msg, len, flags); + if (err > 0) + uid_stat_tcp_rcv(current_uid(), err); goto out; } |