summaryrefslogtreecommitdiffstats
path: root/net/l2tp/trace.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
commitf4cdf7ca9a1fdcca413157df19753f388a5a224e (patch)
tree60a31895b2446cd7fa27514e8c2843534a0de0da /net/l2tp/trace.h
downloadlinux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz
linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.zip
Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ...
Diffstat (limited to 'net/l2tp/trace.h')
-rw-r--r--net/l2tp/trace.h211
1 files changed, 211 insertions, 0 deletions
diff --git a/net/l2tp/trace.h b/net/l2tp/trace.h
new file mode 100644
index 000000000..8596eaa12
--- /dev/null
+++ b/net/l2tp/trace.h
@@ -0,0 +1,211 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM l2tp
+
+#if !defined(_TRACE_L2TP_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_L2TP_H
+
+#include <linux/tracepoint.h>
+#include <linux/l2tp.h>
+#include "l2tp_core.h"
+
+#define encap_type_name(e) { L2TP_ENCAPTYPE_##e, #e }
+#define show_encap_type_name(val) \
+ __print_symbolic(val, \
+ encap_type_name(UDP), \
+ encap_type_name(IP))
+
+#define pw_type_name(p) { L2TP_PWTYPE_##p, #p }
+#define show_pw_type_name(val) \
+ __print_symbolic(val, \
+ pw_type_name(ETH_VLAN), \
+ pw_type_name(ETH), \
+ pw_type_name(PPP), \
+ pw_type_name(PPP_AC), \
+ pw_type_name(IP))
+
+DECLARE_EVENT_CLASS(tunnel_only_evt,
+ TP_PROTO(struct l2tp_tunnel *tunnel),
+ TP_ARGS(tunnel),
+ TP_STRUCT__entry(
+ __array(char, name, L2TP_TUNNEL_NAME_MAX)
+ ),
+ TP_fast_assign(
+ memcpy(__entry->name, tunnel->name, L2TP_TUNNEL_NAME_MAX);
+ ),
+ TP_printk("%s", __entry->name)
+);
+
+DECLARE_EVENT_CLASS(session_only_evt,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session),
+ TP_STRUCT__entry(
+ __array(char, name, L2TP_SESSION_NAME_MAX)
+ ),
+ TP_fast_assign(
+ memcpy(__entry->name, session->name, L2TP_SESSION_NAME_MAX);
+ ),
+ TP_printk("%s", __entry->name)
+);
+
+TRACE_EVENT(register_tunnel,
+ TP_PROTO(struct l2tp_tunnel *tunnel),
+ TP_ARGS(tunnel),
+ TP_STRUCT__entry(
+ __array(char, name, L2TP_TUNNEL_NAME_MAX)
+ __field(int, fd)
+ __field(u32, tid)
+ __field(u32, ptid)
+ __field(int, version)
+ __field(enum l2tp_encap_type, encap)
+ ),
+ TP_fast_assign(
+ memcpy(__entry->name, tunnel->name, L2TP_TUNNEL_NAME_MAX);
+ __entry->fd = tunnel->fd;
+ __entry->tid = tunnel->tunnel_id;
+ __entry->ptid = tunnel->peer_tunnel_id;
+ __entry->version = tunnel->version;
+ __entry->encap = tunnel->encap;
+ ),
+ TP_printk("%s: type=%s encap=%s version=L2TPv%d tid=%u ptid=%u fd=%d",
+ __entry->name,
+ __entry->fd > 0 ? "managed" : "unmanaged",
+ show_encap_type_name(__entry->encap),
+ __entry->version,
+ __entry->tid,
+ __entry->ptid,
+ __entry->fd)
+);
+
+DEFINE_EVENT(tunnel_only_evt, delete_tunnel,
+ TP_PROTO(struct l2tp_tunnel *tunnel),
+ TP_ARGS(tunnel)
+);
+
+DEFINE_EVENT(tunnel_only_evt, free_tunnel,
+ TP_PROTO(struct l2tp_tunnel *tunnel),
+ TP_ARGS(tunnel)
+);
+
+TRACE_EVENT(register_session,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session),
+ TP_STRUCT__entry(
+ __array(char, name, L2TP_SESSION_NAME_MAX)
+ __field(u32, tid)
+ __field(u32, ptid)
+ __field(u32, sid)
+ __field(u32, psid)
+ __field(enum l2tp_pwtype, pwtype)
+ ),
+ TP_fast_assign(
+ memcpy(__entry->name, session->name, L2TP_SESSION_NAME_MAX);
+ __entry->tid = session->tunnel ? session->tunnel->tunnel_id : 0;
+ __entry->ptid = session->tunnel ? session->tunnel->peer_tunnel_id : 0;
+ __entry->sid = session->session_id;
+ __entry->psid = session->peer_session_id;
+ __entry->pwtype = session->pwtype;
+ ),
+ TP_printk("%s: pseudowire=%s sid=%u psid=%u tid=%u ptid=%u",
+ __entry->name,
+ show_pw_type_name(__entry->pwtype),
+ __entry->sid,
+ __entry->psid,
+ __entry->sid,
+ __entry->psid)
+);
+
+DEFINE_EVENT(session_only_evt, delete_session,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session)
+);
+
+DEFINE_EVENT(session_only_evt, free_session,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session)
+);
+
+DEFINE_EVENT(session_only_evt, session_seqnum_lns_enable,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session)
+);
+
+DEFINE_EVENT(session_only_evt, session_seqnum_lns_disable,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session)
+);
+
+DECLARE_EVENT_CLASS(session_seqnum_evt,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session),
+ TP_STRUCT__entry(
+ __array(char, name, L2TP_SESSION_NAME_MAX)
+ __field(u32, ns)
+ __field(u32, nr)
+ ),
+ TP_fast_assign(
+ memcpy(__entry->name, session->name, L2TP_SESSION_NAME_MAX);
+ __entry->ns = session->ns;
+ __entry->nr = session->nr;
+ ),
+ TP_printk("%s: ns=%u nr=%u",
+ __entry->name,
+ __entry->ns,
+ __entry->nr)
+);
+
+DEFINE_EVENT(session_seqnum_evt, session_seqnum_update,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session)
+);
+
+DEFINE_EVENT(session_seqnum_evt, session_seqnum_reset,
+ TP_PROTO(struct l2tp_session *session),
+ TP_ARGS(session)
+);
+
+DECLARE_EVENT_CLASS(session_pkt_discard_evt,
+ TP_PROTO(struct l2tp_session *session, u32 pkt_ns),
+ TP_ARGS(session, pkt_ns),
+ TP_STRUCT__entry(
+ __array(char, name, L2TP_SESSION_NAME_MAX)
+ __field(u32, pkt_ns)
+ __field(u32, my_nr)
+ __field(u32, reorder_q_len)
+ ),
+ TP_fast_assign(
+ memcpy(__entry->name, session->name, L2TP_SESSION_NAME_MAX);
+ __entry->pkt_ns = pkt_ns,
+ __entry->my_nr = session->nr;
+ __entry->reorder_q_len = skb_queue_len(&session->reorder_q);
+ ),
+ TP_printk("%s: pkt_ns=%u my_nr=%u reorder_q_len=%u",
+ __entry->name,
+ __entry->pkt_ns,
+ __entry->my_nr,
+ __entry->reorder_q_len)
+);
+
+DEFINE_EVENT(session_pkt_discard_evt, session_pkt_expired,
+ TP_PROTO(struct l2tp_session *session, u32 pkt_ns),
+ TP_ARGS(session, pkt_ns)
+);
+
+DEFINE_EVENT(session_pkt_discard_evt, session_pkt_outside_rx_window,
+ TP_PROTO(struct l2tp_session *session, u32 pkt_ns),
+ TP_ARGS(session, pkt_ns)
+);
+
+DEFINE_EVENT(session_pkt_discard_evt, session_pkt_oos,
+ TP_PROTO(struct l2tp_session *session, u32 pkt_ns),
+ TP_ARGS(session, pkt_ns)
+);
+
+#endif /* _TRACE_L2TP_H */
+
+/* This part must be outside protection */
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE trace
+#include <trace/define_trace.h>