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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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23721a755f
We meet this compile warning, which caused by missing bpf.h in xdp.h.
In file included from ./include/trace/events/xdp.h:10:0,
from ./include/linux/bpf_trace.h:6,
from drivers/net/ethernet/intel/i40e/i40e_txrx.c:29:
./include/trace/events/xdp.h:93:17: warning: ‘struct bpf_map’ declared inside parameter list will not be visible outside of this definition or declaration
const struct bpf_map *map, u32 map_index),
^
./include/linux/tracepoint.h:187:34: note: in definition of macro ‘__DECLARE_TRACE’
static inline void trace_##name(proto) \
^~~~~
./include/linux/tracepoint.h:352:24: note: in expansion of macro ‘PARAMS’
__DECLARE_TRACE(name, PARAMS(proto), PARAMS(args), \
^~~~~~
./include/linux/tracepoint.h:477:2: note: in expansion of macro ‘DECLARE_TRACE’
DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
^~~~~~~~~~~~~
./include/linux/tracepoint.h:477:22: note: in expansion of macro ‘PARAMS’
DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
^~~~~~
./include/trace/events/xdp.h:89:1: note: in expansion of macro ‘DEFINE_EVENT’
DEFINE_EVENT(xdp_redirect_template, xdp_redirect,
^~~~~~~~~~~~
./include/trace/events/xdp.h:90:2: note: in expansion of macro ‘TP_PROTO’
TP_PROTO(const struct net_device *dev,
^~~~~~~~
./include/trace/events/xdp.h:93:17: warning: ‘struct bpf_map’ declared inside parameter list will not be visible outside of this definition or declaration
const struct bpf_map *map, u32 map_index),
^
./include/linux/tracepoint.h:203:38: note: in definition of macro ‘__DECLARE_TRACE’
register_trace_##name(void (*probe)(data_proto), void *data) \
^~~~~~~~~~
./include/linux/tracepoint.h:354:4: note: in expansion of macro ‘PARAMS’
PARAMS(void *__data, proto), \
^~~~~~
Reported-by: Huang Daode <huangdaode@hisilicon.com>
Cc: Hanjun Guo <guohanjun@huawei.com>
Fixes: 8d3b778ff5
("xdp: tracepoint xdp_redirect also need a map argument")
Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
228 lines
5.8 KiB
C
228 lines
5.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM xdp
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#if !defined(_TRACE_XDP_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_XDP_H
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#include <linux/netdevice.h>
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#include <linux/filter.h>
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#include <linux/tracepoint.h>
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#include <linux/bpf.h>
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#define __XDP_ACT_MAP(FN) \
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FN(ABORTED) \
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FN(DROP) \
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FN(PASS) \
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FN(TX) \
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FN(REDIRECT)
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#define __XDP_ACT_TP_FN(x) \
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TRACE_DEFINE_ENUM(XDP_##x);
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#define __XDP_ACT_SYM_FN(x) \
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{ XDP_##x, #x },
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#define __XDP_ACT_SYM_TAB \
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__XDP_ACT_MAP(__XDP_ACT_SYM_FN) { -1, 0 }
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__XDP_ACT_MAP(__XDP_ACT_TP_FN)
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TRACE_EVENT(xdp_exception,
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TP_PROTO(const struct net_device *dev,
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const struct bpf_prog *xdp, u32 act),
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TP_ARGS(dev, xdp, act),
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TP_STRUCT__entry(
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__field(int, prog_id)
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__field(u32, act)
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__field(int, ifindex)
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),
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TP_fast_assign(
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__entry->prog_id = xdp->aux->id;
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__entry->act = act;
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__entry->ifindex = dev->ifindex;
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),
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TP_printk("prog_id=%d action=%s ifindex=%d",
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__entry->prog_id,
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__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
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__entry->ifindex)
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);
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DECLARE_EVENT_CLASS(xdp_redirect_template,
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TP_PROTO(const struct net_device *dev,
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const struct bpf_prog *xdp,
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int to_ifindex, int err,
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const struct bpf_map *map, u32 map_index),
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TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
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TP_STRUCT__entry(
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__field(int, prog_id)
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__field(u32, act)
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__field(int, ifindex)
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__field(int, err)
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__field(int, to_ifindex)
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__field(u32, map_id)
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__field(int, map_index)
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),
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TP_fast_assign(
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__entry->prog_id = xdp->aux->id;
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__entry->act = XDP_REDIRECT;
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__entry->ifindex = dev->ifindex;
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__entry->err = err;
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__entry->to_ifindex = to_ifindex;
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__entry->map_id = map ? map->id : 0;
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__entry->map_index = map_index;
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),
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TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d",
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__entry->prog_id,
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__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
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__entry->ifindex, __entry->to_ifindex,
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__entry->err)
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);
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DEFINE_EVENT(xdp_redirect_template, xdp_redirect,
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TP_PROTO(const struct net_device *dev,
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const struct bpf_prog *xdp,
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int to_ifindex, int err,
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const struct bpf_map *map, u32 map_index),
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TP_ARGS(dev, xdp, to_ifindex, err, map, map_index)
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);
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DEFINE_EVENT(xdp_redirect_template, xdp_redirect_err,
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TP_PROTO(const struct net_device *dev,
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const struct bpf_prog *xdp,
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int to_ifindex, int err,
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const struct bpf_map *map, u32 map_index),
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TP_ARGS(dev, xdp, to_ifindex, err, map, map_index)
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);
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#define _trace_xdp_redirect(dev, xdp, to) \
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trace_xdp_redirect(dev, xdp, to, 0, NULL, 0);
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#define _trace_xdp_redirect_err(dev, xdp, to, err) \
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trace_xdp_redirect_err(dev, xdp, to, err, NULL, 0);
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DEFINE_EVENT_PRINT(xdp_redirect_template, xdp_redirect_map,
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TP_PROTO(const struct net_device *dev,
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const struct bpf_prog *xdp,
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int to_ifindex, int err,
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const struct bpf_map *map, u32 map_index),
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TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
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TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d"
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" map_id=%d map_index=%d",
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__entry->prog_id,
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__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
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__entry->ifindex, __entry->to_ifindex,
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__entry->err,
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__entry->map_id, __entry->map_index)
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);
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DEFINE_EVENT_PRINT(xdp_redirect_template, xdp_redirect_map_err,
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TP_PROTO(const struct net_device *dev,
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const struct bpf_prog *xdp,
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int to_ifindex, int err,
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const struct bpf_map *map, u32 map_index),
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TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
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TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d"
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" map_id=%d map_index=%d",
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__entry->prog_id,
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__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
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__entry->ifindex, __entry->to_ifindex,
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__entry->err,
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__entry->map_id, __entry->map_index)
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);
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#define devmap_ifindex(fwd, map) \
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(!fwd ? 0 : \
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(!map ? 0 : \
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((map->map_type == BPF_MAP_TYPE_DEVMAP) ? \
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((struct net_device *)fwd)->ifindex : 0)))
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#define _trace_xdp_redirect_map(dev, xdp, fwd, map, idx) \
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trace_xdp_redirect_map(dev, xdp, devmap_ifindex(fwd, map), \
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0, map, idx)
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#define _trace_xdp_redirect_map_err(dev, xdp, fwd, map, idx, err) \
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trace_xdp_redirect_map_err(dev, xdp, devmap_ifindex(fwd, map), \
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err, map, idx)
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TRACE_EVENT(xdp_cpumap_kthread,
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TP_PROTO(int map_id, unsigned int processed, unsigned int drops,
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int sched),
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TP_ARGS(map_id, processed, drops, sched),
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TP_STRUCT__entry(
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__field(int, map_id)
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__field(u32, act)
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__field(int, cpu)
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__field(unsigned int, drops)
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__field(unsigned int, processed)
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__field(int, sched)
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),
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TP_fast_assign(
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__entry->map_id = map_id;
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__entry->act = XDP_REDIRECT;
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__entry->cpu = smp_processor_id();
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__entry->drops = drops;
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__entry->processed = processed;
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__entry->sched = sched;
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),
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TP_printk("kthread"
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" cpu=%d map_id=%d action=%s"
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" processed=%u drops=%u"
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" sched=%d",
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__entry->cpu, __entry->map_id,
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__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
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__entry->processed, __entry->drops,
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__entry->sched)
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);
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TRACE_EVENT(xdp_cpumap_enqueue,
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TP_PROTO(int map_id, unsigned int processed, unsigned int drops,
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int to_cpu),
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TP_ARGS(map_id, processed, drops, to_cpu),
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TP_STRUCT__entry(
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__field(int, map_id)
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__field(u32, act)
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__field(int, cpu)
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__field(unsigned int, drops)
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__field(unsigned int, processed)
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__field(int, to_cpu)
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),
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TP_fast_assign(
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__entry->map_id = map_id;
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__entry->act = XDP_REDIRECT;
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__entry->cpu = smp_processor_id();
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__entry->drops = drops;
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__entry->processed = processed;
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__entry->to_cpu = to_cpu;
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),
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TP_printk("enqueue"
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" cpu=%d map_id=%d action=%s"
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" processed=%u drops=%u"
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" to_cpu=%d",
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__entry->cpu, __entry->map_id,
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__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
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__entry->processed, __entry->drops,
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__entry->to_cpu)
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);
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#endif /* _TRACE_XDP_H */
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#include <trace/define_trace.h>
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