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37c47e967a
* kernel: bump 5.15 to 5.15.89 * kernel: bump 6.1 to 6.1.7 * kernel: bump 5.4 to 5.4.229 * kernel: bump 5.10 to 5.10.164
105 lines
3.9 KiB
Diff
105 lines
3.9 KiB
Diff
From 4df2e1c28e8e3baadd50bdafa40fb35ea99cc52f Mon Sep 17 00:00:00 2001
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From: Murat Sezgin <msezgin@codeaurora.org>
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Date: Fri, 26 Feb 2016 14:59:20 -0800
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Subject: net: ppp: rx/tx error and dropped pkt stats support
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ppp_update_stats functions accepts rx/tx errors and dropped
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pkt stats args.
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Change-Id: Iba2f6ea2114d8a4678254332fec0ef7bc35bed2c
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Signed-off-by: ratheesh kannoth <rkannoth@codeaurora.org>
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Signed-off-by: Murat Sezgin <msezgin@codeaurora.org>
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---
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drivers/net/ppp/ppp_generic.c | 8 +++++++-
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include/linux/ppp_channel.h | 4 +++-
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net/l2tp/l2tp_core.c | 24 ++++++++++++++++++++++++
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net/l2tp/l2tp_core.h | 2 ++
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4 files changed, 36 insertions(+), 2 deletions(-)
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--- a/drivers/net/ppp/ppp_generic.c
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+++ b/drivers/net/ppp/ppp_generic.c
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@@ -3378,7 +3378,9 @@ static void *unit_find(struct idr *p, in
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/* Updates the PPP interface statistics. */
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void ppp_update_stats(struct net_device *dev, unsigned long rx_packets,
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unsigned long rx_bytes, unsigned long tx_packets,
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- unsigned long tx_bytes)
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+ unsigned long tx_bytes, unsigned long rx_errors,
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+ unsigned long tx_errors, unsigned long rx_dropped,
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+ unsigned long tx_dropped)
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{
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struct ppp *ppp;
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@@ -3393,11 +3395,15 @@ void ppp_update_stats(struct net_device
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ppp_xmit_lock(ppp);
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ppp->stats64.tx_packets += tx_packets;
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ppp->stats64.tx_bytes += tx_bytes;
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+ ppp->dev->stats.tx_errors += tx_errors;
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+ ppp->dev->stats.tx_dropped += tx_dropped;
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ppp_xmit_unlock(ppp);
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ppp_recv_lock(ppp);
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ppp->stats64.rx_packets += rx_packets;
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ppp->stats64.rx_bytes += rx_bytes;
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+ ppp->dev->stats.rx_errors += rx_errors;
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+ ppp->dev->stats.rx_dropped += rx_dropped;
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ppp_recv_unlock(ppp);
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}
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--- a/include/linux/ppp_channel.h
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+++ b/include/linux/ppp_channel.h
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@@ -82,7 +82,9 @@ extern int ppp_is_multilink(struct net_d
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*/
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extern void ppp_update_stats(struct net_device *dev, unsigned long rx_packets,
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unsigned long rx_bytes, unsigned long tx_packets,
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- unsigned long tx_bytes);
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+ unsigned long tx_bytes, unsigned long rx_errors,
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+ unsigned long tx_errors, unsigned long rx_dropped,
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+ unsigned long tx_dropped);
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/* Called by the channel when it can send some more data. */
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extern void ppp_output_wakeup(struct ppp_channel *);
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--- a/net/l2tp/l2tp_core.c
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+++ b/net/l2tp/l2tp_core.c
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@@ -355,6 +355,30 @@ err_tlock:
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}
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EXPORT_SYMBOL_GPL(l2tp_session_register);
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+void l2tp_stats_update(struct l2tp_tunnel *tunnel,
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+ struct l2tp_session *session,
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+ struct l2tp_stats *stats)
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+{
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+ atomic_long_add(atomic_long_read(&stats->rx_packets),
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+ &tunnel->stats.rx_packets);
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+ atomic_long_add(atomic_long_read(&stats->rx_bytes),
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+ &tunnel->stats.rx_bytes);
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+ atomic_long_add(atomic_long_read(&stats->tx_packets),
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+ &tunnel->stats.tx_packets);
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+ atomic_long_add(atomic_long_read(&stats->tx_bytes),
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+ &tunnel->stats.tx_bytes);
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+
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+ atomic_long_add(atomic_long_read(&stats->rx_packets),
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+ &session->stats.rx_packets);
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+ atomic_long_add(atomic_long_read(&stats->rx_bytes),
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+ &session->stats.rx_bytes);
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+ atomic_long_add(atomic_long_read(&stats->tx_packets),
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+ &session->stats.tx_packets);
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+ atomic_long_add(atomic_long_read(&stats->tx_bytes),
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+ &session->stats.tx_bytes);
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+}
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+EXPORT_SYMBOL_GPL(l2tp_stats_update);
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+
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/*****************************************************************************
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* Receive data handling
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*****************************************************************************/
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--- a/net/l2tp/l2tp_core.h
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+++ b/net/l2tp/l2tp_core.h
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@@ -200,6 +200,8 @@ struct l2tp_session *l2tp_session_get(co
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struct l2tp_session *l2tp_session_get_nth(struct l2tp_tunnel *tunnel, int nth);
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struct l2tp_session *l2tp_session_get_by_ifname(const struct net *net,
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const char *ifname);
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+void l2tp_stats_update(struct l2tp_tunnel *tunnel, struct l2tp_session *session,
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+ struct l2tp_stats *stats);
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int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id,
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u32 peer_tunnel_id, struct l2tp_tunnel_cfg *cfg,
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