Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef GIT_COMPAT_UTIL_H
3#define GIT_COMPAT_UTIL_H
4
5#define _BSD_SOURCE 1
6/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
7#define _DEFAULT_SOURCE 1
8
9#include <fcntl.h>
10#include <stdbool.h>
11#include <stddef.h>
12#include <linux/compiler.h>
13#include <sys/types.h>
14#ifndef __cplusplus
15#include <internal/cpumap.h>
16#endif
17
18/* General helper functions */
19void usage(const char *err) __noreturn;
20void die(const char *err, ...) __noreturn __printf(1, 2);
21
22struct dirent;
23struct strlist;
24
25int mkdir_p(char *path, mode_t mode);
26int rm_rf(const char *path);
27int rm_rf_perf_data(const char *path);
28struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
29bool lsdir_no_dot_filter(const char *name, struct dirent *d);
30
31size_t hex_width(u64 v);
32
33int sysctl__max_stack(void);
34
35bool sysctl__nmi_watchdog_enabled(void);
36
37int fetch_kernel_version(unsigned int *puint,
38 char *str, size_t str_sz);
39#define KVER_VERSION(x) (((x) >> 16) & 0xff)
40#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff)
41#define KVER_SUBLEVEL(x) ((x) & 0xff)
42#define KVER_FMT "%d.%d.%d"
43#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
44
45int perf_tip(char **strp, const char *dirpath);
46
47#ifndef HAVE_SCHED_GETCPU_SUPPORT
48int sched_getcpu(void);
49#endif
50
51extern bool perf_singlethreaded;
52
53void perf_set_singlethreaded(void);
54void perf_set_multithreaded(void);
55
56char *perf_exe(char *buf, int len);
57
58#ifndef O_CLOEXEC
59#ifdef __sparc__
60#define O_CLOEXEC 0x400000
61#elif defined(__alpha__) || defined(__hppa__)
62#define O_CLOEXEC 010000000
63#else
64#define O_CLOEXEC 02000000
65#endif
66#endif
67
68extern bool test_attr__enabled;
69void test_attr__ready(void);
70void test_attr__init(void);
71struct perf_event_attr;
72void test_attr__open(struct perf_event_attr *attr, pid_t pid, struct perf_cpu cpu,
73 int fd, int group_fd, unsigned long flags);
74
75struct perf_debuginfod {
76 const char *urls;
77 bool set;
78};
79void perf_debuginfod_setup(struct perf_debuginfod *di);
80#endif /* GIT_COMPAT_UTIL_H */