Release 4.11 tools/perf/util/unwind.h
#ifndef __UNWIND_H
#define __UNWIND_H
#include <linux/types.h>
#include "event.h"
#include "symbol.h"
#include "thread.h"
struct unwind_entry {
struct map *map;
struct symbol *sym;
u64 ip;
};
typedef int (*unwind_entry_cb_t)(struct unwind_entry *entry, void *arg);
struct unwind_libunwind_ops {
int (*prepare_access)(struct thread *thread);
void (*flush_access)(struct thread *thread);
void (*finish_access)(struct thread *thread);
int (*get_entries)(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
struct perf_sample *data, int max_stack);
};
#ifdef HAVE_DWARF_UNWIND_SUPPORT
int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
struct perf_sample *data, int max_stack);
/* libunwind specific */
#ifdef HAVE_LIBUNWIND_SUPPORT
#ifndef LIBUNWIND__ARCH_REG_ID
#define LIBUNWIND__ARCH_REG_ID(regnum) libunwind__arch_reg_id(regnum)
#endif
#ifndef LIBUNWIND__ARCH_REG_SP
#define LIBUNWIND__ARCH_REG_SP PERF_REG_SP
#endif
#ifndef LIBUNWIND__ARCH_REG_IP
#define LIBUNWIND__ARCH_REG_IP PERF_REG_IP
#endif
int LIBUNWIND__ARCH_REG_ID(int regnum);
int unwind__prepare_access(struct thread *thread, struct map *map,
bool *initialized);
void unwind__flush_access(struct thread *thread);
void unwind__finish_access(struct thread *thread);
#else
static inline int unwind__prepare_access(struct thread *thread __maybe_unused,
struct map *map __maybe_unused,
bool *initialized __maybe_unused)
{
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Namhyung Kim | 16 | 59.26% | 1 | 33.33% |
| He Kuang | 6 | 22.22% | 1 | 33.33% |
| Jiri Olsa | 5 | 18.52% | 1 | 33.33% |
| Total | 27 | 100.00% | 3 | 100.00% |
static inline void unwind__flush_access(struct thread *thread __maybe_unused) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Namhyung Kim | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
static inline void unwind__finish_access(struct thread *thread __maybe_unused) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Namhyung Kim | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
#endif
#else
static inline int
unwind__get_entries(unwind_entry_cb_t cb __maybe_unused,
void *arg __maybe_unused,
struct thread *thread __maybe_unused,
struct perf_sample *data __maybe_unused,
int max_stack __maybe_unused)
{
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Olsa | 27 | 77.14% | 1 | 33.33% |
| Arnaldo Carvalho de Melo | 4 | 11.43% | 1 | 33.33% |
| Irina Tirdea | 4 | 11.43% | 1 | 33.33% |
| Total | 35 | 100.00% | 3 | 100.00% |
static inline int unwind__prepare_access(struct thread *thread __maybe_unused,
struct map *map __maybe_unused,
bool *initialized __maybe_unused)
{
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Namhyung Kim | 16 | 59.26% | 1 | 33.33% |
| He Kuang | 6 | 22.22% | 1 | 33.33% |
| Jiri Olsa | 5 | 18.52% | 1 | 33.33% |
| Total | 27 | 100.00% | 3 | 100.00% |
static inline void unwind__flush_access(struct thread *thread __maybe_unused) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Namhyung Kim | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
static inline void unwind__finish_access(struct thread *thread __maybe_unused) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Namhyung Kim | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
#endif /* HAVE_DWARF_UNWIND_SUPPORT */
#endif /* __UNWIND_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jiri Olsa | 132 | 35.29% | 3 | 23.08% |
| He Kuang | 116 | 31.02% | 4 | 30.77% |
| Namhyung Kim | 114 | 30.48% | 3 | 23.08% |
| Arnaldo Carvalho de Melo | 7 | 1.87% | 1 | 7.69% |
| Irina Tirdea | 4 | 1.07% | 1 | 7.69% |
| Borislav Petkov | 1 | 0.27% | 1 | 7.69% |
| Total | 374 | 100.00% | 13 | 100.00% |
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