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-rw-r--r--include/trace/events/xdp.h409
1 files changed, 409 insertions, 0 deletions
diff --git a/include/trace/events/xdp.h b/include/trace/events/xdp.h
new file mode 100644
index 000000000..c40fc97f9
--- /dev/null
+++ b/include/trace/events/xdp.h
@@ -0,0 +1,409 @@
+/* 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, NULL }
+__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)
+);
+
+#ifndef __DEVMAP_OBJ_TYPE
+#define __DEVMAP_OBJ_TYPE
+struct _bpf_dtab_netdev {
+ struct net_device *dev;
+};
+#endif /* __DEVMAP_OBJ_TYPE */
+
+DECLARE_EVENT_CLASS(xdp_redirect_template,
+
+ TP_PROTO(const struct net_device *dev,
+ const struct bpf_prog *xdp,
+ const void *tgt, int err,
+ enum bpf_map_type map_type,
+ u32 map_id, u32 index),
+
+ TP_ARGS(dev, xdp, tgt, err, map_type, map_id, 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(
+ u32 ifindex = 0, map_index = index;
+
+ if (map_type == BPF_MAP_TYPE_DEVMAP || map_type == BPF_MAP_TYPE_DEVMAP_HASH) {
+ /* Just leave to_ifindex to 0 if do broadcast redirect,
+ * as tgt will be NULL.
+ */
+ if (tgt)
+ ifindex = ((struct _bpf_dtab_netdev *)tgt)->dev->ifindex;
+ } else if (map_type == BPF_MAP_TYPE_UNSPEC && map_id == INT_MAX) {
+ ifindex = index;
+ map_index = 0;
+ }
+
+ __entry->prog_id = xdp->aux->id;
+ __entry->act = XDP_REDIRECT;
+ __entry->ifindex = dev->ifindex;
+ __entry->err = err;
+ __entry->to_ifindex = ifindex;
+ __entry->map_id = map_id;
+ __entry->map_index = 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(xdp_redirect_template, xdp_redirect,
+ TP_PROTO(const struct net_device *dev,
+ const struct bpf_prog *xdp,
+ const void *tgt, int err,
+ enum bpf_map_type map_type,
+ u32 map_id, u32 index),
+ TP_ARGS(dev, xdp, tgt, err, map_type, map_id, index)
+);
+
+DEFINE_EVENT(xdp_redirect_template, xdp_redirect_err,
+ TP_PROTO(const struct net_device *dev,
+ const struct bpf_prog *xdp,
+ const void *tgt, int err,
+ enum bpf_map_type map_type,
+ u32 map_id, u32 index),
+ TP_ARGS(dev, xdp, tgt, err, map_type, map_id, index)
+);
+
+#define _trace_xdp_redirect(dev, xdp, to) \
+ trace_xdp_redirect(dev, xdp, NULL, 0, BPF_MAP_TYPE_UNSPEC, INT_MAX, to)
+
+#define _trace_xdp_redirect_err(dev, xdp, to, err) \
+ trace_xdp_redirect_err(dev, xdp, NULL, err, BPF_MAP_TYPE_UNSPEC, INT_MAX, to)
+
+#define _trace_xdp_redirect_map(dev, xdp, to, map_type, map_id, index) \
+ trace_xdp_redirect(dev, xdp, to, 0, map_type, map_id, index)
+
+#define _trace_xdp_redirect_map_err(dev, xdp, to, map_type, map_id, index, err) \
+ trace_xdp_redirect_err(dev, xdp, to, err, map_type, map_id, index)
+
+/* not used anymore, but kept around so as not to break old programs */
+DEFINE_EVENT(xdp_redirect_template, xdp_redirect_map,
+ TP_PROTO(const struct net_device *dev,
+ const struct bpf_prog *xdp,
+ const void *tgt, int err,
+ enum bpf_map_type map_type,
+ u32 map_id, u32 index),
+ TP_ARGS(dev, xdp, tgt, err, map_type, map_id, index)
+);
+
+DEFINE_EVENT(xdp_redirect_template, xdp_redirect_map_err,
+ TP_PROTO(const struct net_device *dev,
+ const struct bpf_prog *xdp,
+ const void *tgt, int err,
+ enum bpf_map_type map_type,
+ u32 map_id, u32 index),
+ TP_ARGS(dev, xdp, tgt, err, map_type, map_id, index)
+);
+
+TRACE_EVENT(xdp_cpumap_kthread,
+
+ TP_PROTO(int map_id, unsigned int processed, unsigned int drops,
+ int sched, struct xdp_cpumap_stats *xdp_stats),
+
+ TP_ARGS(map_id, processed, drops, sched, xdp_stats),
+
+ TP_STRUCT__entry(
+ __field(int, map_id)
+ __field(u32, act)
+ __field(int, cpu)
+ __field(unsigned int, drops)
+ __field(unsigned int, processed)
+ __field(int, sched)
+ __field(unsigned int, xdp_pass)
+ __field(unsigned int, xdp_drop)
+ __field(unsigned int, xdp_redirect)
+ ),
+
+ 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;
+ __entry->xdp_pass = xdp_stats->pass;
+ __entry->xdp_drop = xdp_stats->drop;
+ __entry->xdp_redirect = xdp_stats->redirect;
+ ),
+
+ TP_printk("kthread"
+ " cpu=%d map_id=%d action=%s"
+ " processed=%u drops=%u"
+ " sched=%d"
+ " xdp_pass=%u xdp_drop=%u xdp_redirect=%u",
+ __entry->cpu, __entry->map_id,
+ __print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
+ __entry->processed, __entry->drops,
+ __entry->sched,
+ __entry->xdp_pass, __entry->xdp_drop, __entry->xdp_redirect)
+);
+
+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 net_device *from_dev,
+ const struct net_device *to_dev,
+ int sent, int drops, int err),
+
+ TP_ARGS(from_dev, to_dev, sent, drops, err),
+
+ TP_STRUCT__entry(
+ __field(int, from_ifindex)
+ __field(u32, act)
+ __field(int, to_ifindex)
+ __field(int, drops)
+ __field(int, sent)
+ __field(int, err)
+ ),
+
+ TP_fast_assign(
+ __entry->from_ifindex = from_dev->ifindex;
+ __entry->act = XDP_REDIRECT;
+ __entry->to_ifindex = to_dev->ifindex;
+ __entry->drops = drops;
+ __entry->sent = sent;
+ __entry->err = err;
+ ),
+
+ TP_printk("ndo_xdp_xmit"
+ " from_ifindex=%d to_ifindex=%d action=%s"
+ " sent=%d drops=%d"
+ " err=%d",
+ __entry->from_ifindex, __entry->to_ifindex,
+ __print_symbolic(__entry->act, __XDP_ACT_SYM_TAB),
+ __entry->sent, __entry->drops,
+ __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(XSK_BUFF_POOL)
+
+#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>
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 20:31:14 +0000