cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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bpf-event.h (1445B)


      1/* SPDX-License-Identifier: GPL-2.0 */
      2#ifndef __PERF_BPF_EVENT_H
      3#define __PERF_BPF_EVENT_H
      4
      5#include <linux/compiler.h>
      6#include <linux/rbtree.h>
      7#include <pthread.h>
      8#include <api/fd/array.h>
      9#include <stdio.h>
     10
     11struct bpf_prog_info;
     12struct machine;
     13union perf_event;
     14struct perf_env;
     15struct perf_sample;
     16struct perf_session;
     17struct record_opts;
     18struct evlist;
     19struct target;
     20
     21struct bpf_prog_info_node {
     22	struct perf_bpil		*info_linear;
     23	struct rb_node			rb_node;
     24};
     25
     26struct btf_node {
     27	struct rb_node	rb_node;
     28	u32		id;
     29	u32		data_size;
     30	char		data[];
     31};
     32
     33#ifdef HAVE_LIBBPF_SUPPORT
     34int machine__process_bpf(struct machine *machine, union perf_event *event,
     35			 struct perf_sample *sample);
     36int evlist__add_bpf_sb_event(struct evlist *evlist, struct perf_env *env);
     37void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info,
     38				    struct perf_env *env,
     39				    FILE *fp);
     40#else
     41static inline int machine__process_bpf(struct machine *machine __maybe_unused,
     42				       union perf_event *event __maybe_unused,
     43				       struct perf_sample *sample __maybe_unused)
     44{
     45	return 0;
     46}
     47
     48static inline int evlist__add_bpf_sb_event(struct evlist *evlist __maybe_unused,
     49					   struct perf_env *env __maybe_unused)
     50{
     51	return 0;
     52}
     53
     54static inline void bpf_event__print_bpf_prog_info(struct bpf_prog_info *info __maybe_unused,
     55						  struct perf_env *env __maybe_unused,
     56						  FILE *fp __maybe_unused)
     57{
     58
     59}
     60#endif // HAVE_LIBBPF_SUPPORT
     61#endif