OpenCloudOS-Kernel/include/linux/tracepoint-defs.h

57 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef TRACEPOINT_DEFS_H
#define TRACEPOINT_DEFS_H 1
/*
* File can be included directly by headers who only want to access
* tracepoint->key to guard out of line trace calls, or the definition of
* trace_print_flags{_u64}. Otherwise linux/tracepoint.h should be used.
*/
#include <linux/atomic.h>
#include <linux/static_key.h>
struct static_call_key;
struct trace_print_flags {
unsigned long mask;
const char *name;
};
struct trace_print_flags_u64 {
unsigned long long mask;
const char *name;
};
struct tracepoint_func {
void *func;
void *data;
int prio;
};
struct tracepoint {
const char *name; /* Tracepoint name */
struct static_key key;
struct static_call_key *static_call_key;
void *static_call_tramp;
void *iterator;
int (*regfunc)(void);
void (*unregfunc)(void);
struct tracepoint_func __rcu *funcs;
};
#ifdef CONFIG_HAVE_ARCH_PREL32_RELOCATIONS
typedef const int tracepoint_ptr_t;
#else
typedef struct tracepoint * const tracepoint_ptr_t;
#endif
struct bpf_raw_event_map {
struct tracepoint *tp;
void *bpf_func;
u32 num_args;
u32 writable_size;
} __aligned(32);
#endif