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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /tools/perf/util/util.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/util.h')
-rw-r--r-- | tools/perf/util/util.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h new file mode 100644 index 000000000..c1f2d423a --- /dev/null +++ b/tools/perf/util/util.h @@ -0,0 +1,97 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef GIT_COMPAT_UTIL_H +#define GIT_COMPAT_UTIL_H + +#define _BSD_SOURCE 1 +/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */ +#define _DEFAULT_SOURCE 1 + +#include <fcntl.h> +#include <stdbool.h> +#include <stddef.h> +#include <linux/compiler.h> +#include <sys/types.h> +#ifndef __cplusplus +#include <internal/cpumap.h> +#endif + +/* General helper functions */ +void usage(const char *err) __noreturn; +void die(const char *err, ...) __noreturn __printf(1, 2); + +struct dirent; +struct strlist; + +int mkdir_p(char *path, mode_t mode); +int rm_rf(const char *path); +int rm_rf_perf_data(const char *path); +struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *)); +bool lsdir_no_dot_filter(const char *name, struct dirent *d); + +size_t hex_width(u64 v); + +int sysctl__max_stack(void); + +bool sysctl__nmi_watchdog_enabled(void); + +int fetch_kernel_version(unsigned int *puint, + char *str, size_t str_sz); +#define KVER_VERSION(x) (((x) >> 16) & 0xff) +#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff) +#define KVER_SUBLEVEL(x) ((x) & 0xff) +#define KVER_FMT "%d.%d.%d" +#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x) + +int perf_tip(char **strp, const char *dirpath); + +#ifndef HAVE_SCHED_GETCPU_SUPPORT +int sched_getcpu(void); +#endif + +extern bool perf_singlethreaded; + +void perf_set_singlethreaded(void); +void perf_set_multithreaded(void); + +char *perf_exe(char *buf, int len); + +#ifndef O_CLOEXEC +#ifdef __sparc__ +#define O_CLOEXEC 0x400000 +#elif defined(__alpha__) || defined(__hppa__) +#define O_CLOEXEC 010000000 +#else +#define O_CLOEXEC 02000000 +#endif +#endif + +extern bool test_attr__enabled; +void test_attr__ready(void); +void test_attr__init(void); +struct perf_event_attr; +void test_attr__open(struct perf_event_attr *attr, pid_t pid, struct perf_cpu cpu, + int fd, int group_fd, unsigned long flags); + +struct perf_debuginfod { + const char *urls; + bool set; +}; +void perf_debuginfod_setup(struct perf_debuginfod *di); + +char *filename_with_chroot(int pid, const char *filename); + +int do_realloc_array_as_needed(void **arr, size_t *arr_sz, size_t x, + size_t msz, const void *init_val); + +#define realloc_array_as_needed(a, n, x, v) ({ \ + typeof(x) __x = (x); \ + __x >= (n) ? \ + do_realloc_array_as_needed((void **)&(a), \ + &(n), \ + __x, \ + sizeof(*(a)), \ + (const void *)(v)) : \ + 0; \ + }) + +#endif /* GIT_COMPAT_UTIL_H */ |