Viewing file:  xdp.h (9.76 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM xdp
#if !defined(_TRACE_XDP_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_XDP_H
#include <linux/netdevice.h>
#include <linux/filter.h>
#include <linux/tracepoint.h>
#include <linux/bpf.h>
#define __XDP_ACT_MAP(FN) \
FN(ABORTED) \
FN(DROP) \
FN(PASS) \
FN(TX) \
FN(REDIRECT)
#define __XDP_ACT_TP_FN(x) \
TRACE_DEFINE_ENUM(XDP_##x);
#define __XDP_ACT_SYM_FN(x) \
{ XDP_##x, #x },
#define __XDP_ACT_SYM_TAB \
__XDP_ACT_MAP(__XDP_ACT_SYM_FN) { -1, 0 }
__XDP_ACT_MAP(__XDP_ACT_TP_FN)
TRACE_EVENT(xdp_exception,
TP_PROTO(const struct net_device *dev,
const struct bpf_prog *xdp, u32 act),
TP_ARGS(dev, xdp, act),
TP_STRUCT__entry(
__field(int, prog_id)
__field(u32, act)
__field(int, ifindex)
),
TP_fast_assign(
__entry->prog_id = xdp->aux->id;
__entry->act = act;
__entry->ifindex = dev->ifindex;
),
TP_printk("prog_id=%d action=%s ifindex=%d",
__entry->prog_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->ifindex)
);
TRACE_EVENT(xdp_bulk_tx,
TP_PROTO(const struct net_device *dev,
int sent, int drops, int err),
TP_ARGS(dev, sent, drops, err),
TP_STRUCT__entry(
__field(int, ifindex)
__field(u32, act)
__field(int, drops)
__field(int, sent)
__field(int, err)
),
TP_fast_assign(
__entry->ifindex = dev->ifindex;
__entry->act = XDP_TX;
__entry->drops = drops;
__entry->sent = sent;
__entry->err = err;
),
TP_printk("ifindex=%d action=%s sent=%d drops=%d err=%d",
__entry->ifindex,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->sent, __entry->drops, __entry->err)
);
DECLARE_EVENT_CLASS(xdp_redirect_template,
TP_PROTO(const struct net_device *dev,
const struct bpf_prog *xdp,
int to_ifindex, int err,
const struct bpf_map *map, u32 map_index),
TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
TP_STRUCT__entry(
__field(int, prog_id)
__field(u32, act)
__field(int, ifindex)
__field(int, err)
__field(int, to_ifindex)
__field(u32, map_id)
__field(int, map_index)
),
TP_fast_assign(
__entry->prog_id = xdp->aux->id;
__entry->act = XDP_REDIRECT;
__entry->ifindex = dev->ifindex;
__entry->err = err;
__entry->to_ifindex = to_ifindex;
__entry->map_id = map ? map->id : 0;
__entry->map_index = map_index;
),
TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d",
__entry->prog_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->ifindex, __entry->to_ifindex,
__entry->err)
);
DEFINE_EVENT(xdp_redirect_template, xdp_redirect,
TP_PROTO(const struct net_device *dev,
const struct bpf_prog *xdp,
int to_ifindex, int err,
const struct bpf_map *map, u32 map_index),
TP_ARGS(dev, xdp, to_ifindex, err, map, map_index)
);
DEFINE_EVENT(xdp_redirect_template, xdp_redirect_err,
TP_PROTO(const struct net_device *dev,
const struct bpf_prog *xdp,
int to_ifindex, int err,
const struct bpf_map *map, u32 map_index),
TP_ARGS(dev, xdp, to_ifindex, err, map, map_index)
);
#define _trace_xdp_redirect(dev, xdp, to) \
trace_xdp_redirect(dev, xdp, to, 0, NULL, 0);
#define _trace_xdp_redirect_err(dev, xdp, to, err) \
trace_xdp_redirect_err(dev, xdp, to, err, NULL, 0);
DEFINE_EVENT_PRINT(xdp_redirect_template, xdp_redirect_map,
TP_PROTO(const struct net_device *dev,
const struct bpf_prog *xdp,
int to_ifindex, int err,
const struct bpf_map *map, u32 map_index),
TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d"
" map_id=%d map_index=%d",
__entry->prog_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->ifindex, __entry->to_ifindex,
__entry->err,
__entry->map_id, __entry->map_index)
);
DEFINE_EVENT_PRINT(xdp_redirect_template, xdp_redirect_map_err,
TP_PROTO(const struct net_device *dev,
const struct bpf_prog *xdp,
int to_ifindex, int err,
const struct bpf_map *map, u32 map_index),
TP_ARGS(dev, xdp, to_ifindex, err, map, map_index),
TP_printk("prog_id=%d action=%s ifindex=%d to_ifindex=%d err=%d"
" map_id=%d map_index=%d",
__entry->prog_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->ifindex, __entry->to_ifindex,
__entry->err,
__entry->map_id, __entry->map_index)
);
#ifndef __DEVMAP_OBJ_TYPE
#define __DEVMAP_OBJ_TYPE
struct _bpf_dtab_netdev {
struct net_device *dev;
};
#endif /* __DEVMAP_OBJ_TYPE */
#define devmap_ifindex(fwd, map) \
((map->map_type == BPF_MAP_TYPE_DEVMAP || \
map->map_type == BPF_MAP_TYPE_DEVMAP_HASH) ? \
((struct _bpf_dtab_netdev *)fwd)->dev->ifindex : 0)
#define _trace_xdp_redirect_map(dev, xdp, fwd, map, idx) \
trace_xdp_redirect_map(dev, xdp, devmap_ifindex(fwd, map), \
0, map, idx)
#define _trace_xdp_redirect_map_err(dev, xdp, fwd, map, idx, err) \
trace_xdp_redirect_map_err(dev, xdp, devmap_ifindex(fwd, map), \
err, map, idx)
TRACE_EVENT(xdp_cpumap_kthread,
TP_PROTO(int map_id, unsigned int processed, unsigned int drops,
int sched),
TP_ARGS(map_id, processed, drops, sched),
TP_STRUCT__entry(
__field(int, map_id)
__field(u32, act)
__field(int, cpu)
__field(unsigned int, drops)
__field(unsigned int, processed)
__field(int, sched)
),
TP_fast_assign(
__entry->map_id = map_id;
__entry->act = XDP_REDIRECT;
__entry->cpu = smp_processor_id();
__entry->drops = drops;
__entry->processed = processed;
__entry->sched = sched;
),
TP_printk("kthread"
" cpu=%d map_id=%d action=%s"
" processed=%u drops=%u"
" sched=%d",
__entry->cpu, __entry->map_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->processed, __entry->drops,
__entry->sched)
);
TRACE_EVENT(xdp_cpumap_enqueue,
TP_PROTO(int map_id, unsigned int processed, unsigned int drops,
int to_cpu),
TP_ARGS(map_id, processed, drops, to_cpu),
TP_STRUCT__entry(
__field(int, map_id)
__field(u32, act)
__field(int, cpu)
__field(unsigned int, drops)
__field(unsigned int, processed)
__field(int, to_cpu)
),
TP_fast_assign(
__entry->map_id = map_id;
__entry->act = XDP_REDIRECT;
__entry->cpu = smp_processor_id();
__entry->drops = drops;
__entry->processed = processed;
__entry->to_cpu = to_cpu;
),
TP_printk("enqueue"
" cpu=%d map_id=%d action=%s"
" processed=%u drops=%u"
" to_cpu=%d",
__entry->cpu, __entry->map_id,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->processed, __entry->drops,
__entry->to_cpu)
);
TRACE_EVENT(xdp_devmap_xmit,
TP_PROTO(const struct bpf_map *map, u32 map_index,
int sent, int drops,
const struct net_device *from_dev,
const struct net_device *to_dev, int err),
TP_ARGS(map, map_index, sent, drops, from_dev, to_dev, err),
TP_STRUCT__entry(
__field(int, map_id)
__field(u32, act)
__field(u32, map_index)
__field(int, drops)
__field(int, sent)
__field(int, from_ifindex)
__field(int, to_ifindex)
__field(int, err)
),
TP_fast_assign(
__entry->map_id = map->id;
__entry->act = XDP_REDIRECT;
__entry->map_index = map_index;
__entry->drops = drops;
__entry->sent = sent;
__entry->from_ifindex = from_dev->ifindex;
__entry->to_ifindex = to_dev->ifindex;
__entry->err = err;
),
TP_printk("ndo_xdp_xmit"
" map_id=%d map_index=%d action=%s"
" sent=%d drops=%d"
" from_ifindex=%d to_ifindex=%d err=%d",
__entry->map_id, __entry->map_index,
__print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
__entry->sent, __entry->drops,
__entry->from_ifindex, __entry->to_ifindex, __entry->err)
);
/* Expect users already include <net/xdp.h>, but not xdp_priv.h */
#include <net/xdp_priv.h>
#define __MEM_TYPE_MAP(FN) \
FN(PAGE_SHARED) \
FN(PAGE_ORDER0) \
FN(PAGE_POOL) \
FN(ZERO_COPY)
#define __MEM_TYPE_TP_FN(x) \
TRACE_DEFINE_ENUM(MEM_TYPE_##x);
#define __MEM_TYPE_SYM_FN(x) \
{ MEM_TYPE_##x, #x },
#define __MEM_TYPE_SYM_TAB \
__MEM_TYPE_MAP(__MEM_TYPE_SYM_FN) { -1, 0 }
__MEM_TYPE_MAP(__MEM_TYPE_TP_FN)
TRACE_EVENT(mem_disconnect,
TP_PROTO(const struct xdp_mem_allocator *xa),
TP_ARGS(xa),
TP_STRUCT__entry(
__field(const struct xdp_mem_allocator *, xa)
__field(u32, mem_id)
__field(u32, mem_type)
__field(const void *, allocator)
),
TP_fast_assign(
__entry->xa = xa;
__entry->mem_id = xa->mem.id;
__entry->mem_type = xa->mem.type;
__entry->allocator = xa->allocator;
),
TP_printk("mem_id=%d mem_type=%s allocator=%p",
__entry->mem_id,
__print_symbolic(__entry->mem_type, __MEM_TYPE_SYM_TAB),
__entry->allocator
)
);
TRACE_EVENT(mem_connect,
TP_PROTO(const struct xdp_mem_allocator *xa,
const struct xdp_rxq_info *rxq),
TP_ARGS(xa, rxq),
TP_STRUCT__entry(
__field(const struct xdp_mem_allocator *, xa)
__field(u32, mem_id)
__field(u32, mem_type)
__field(const void *, allocator)
__field(const struct xdp_rxq_info *, rxq)
__field(int, ifindex)
),
TP_fast_assign(
__entry->xa = xa;
__entry->mem_id = xa->mem.id;
__entry->mem_type = xa->mem.type;
__entry->allocator = xa->allocator;
__entry->rxq = rxq;
__entry->ifindex = rxq->dev->ifindex;
),
TP_printk("mem_id=%d mem_type=%s allocator=%p"
" ifindex=%d",
__entry->mem_id,
__print_symbolic(__entry->mem_type, __MEM_TYPE_SYM_TAB),
__entry->allocator,
__entry->ifindex
)
);
TRACE_EVENT(mem_return_failed,
TP_PROTO(const struct xdp_mem_info *mem,
const struct page *page),
TP_ARGS(mem, page),
TP_STRUCT__entry(
__field(const struct page *, page)
__field(u32, mem_id)
__field(u32, mem_type)
),
TP_fast_assign(
__entry->page = page;
__entry->mem_id = mem->id;
__entry->mem_type = mem->type;
),
TP_printk("mem_id=%d mem_type=%s page=%p",
__entry->mem_id,
__print_symbolic(__entry->mem_type, __MEM_TYPE_SYM_TAB),
__entry->page
)
);
#endif /* _TRACE_XDP_H */
#include <trace/define_trace.h>
|