mirror of
https://github.com/torvalds/linux.git
synced 2024-12-12 22:23:55 +00:00
ea0c52399d
The definitions are in util.c so move the declarations to match. Signed-off-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com> Cc: Chengdong Li <chengdongli@tencent.com> Cc: Denis Nikitin <denik@chromium.org> Cc: Florian Fischer <florian.fischer@muhq.space> Cc: Ingo Molnar <mingo@redhat.com> Cc: James Clark <james.clark@arm.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Garry <john.g.garry@oracle.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin Liška <mliska@suse.cz> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Mike Leach <mike.leach@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Raul Silvera <rsilvera@google.com> Cc: Ravi Bangoria <ravi.bangoria@amd.com> Cc: Rob Herring <robh@kernel.org> Cc: Sean Christopherson <seanjc@google.com> Cc: Suzuki Poulouse <suzuki.poulose@arm.com> Cc: Will Deacon <will@kernel.org> Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com> Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Link: https://lore.kernel.org/r/20230410162511.3055900-2-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
125 lines
3.0 KiB
C
125 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __PERF_UTIL_H
|
|
#define __PERF_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
|
|
|
|
extern const char perf_usage_string[];
|
|
extern const char perf_more_info_string[];
|
|
|
|
extern const char *input_name;
|
|
|
|
extern bool perf_host;
|
|
extern bool perf_guest;
|
|
|
|
/* 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; \
|
|
})
|
|
|
|
static inline bool host_is_bigendian(void)
|
|
{
|
|
#ifdef __BYTE_ORDER__
|
|
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
|
|
return false;
|
|
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
|
|
return true;
|
|
#else
|
|
#error "Unrecognized __BYTE_ORDER__"
|
|
#endif
|
|
#else /* !__BYTE_ORDER__ */
|
|
unsigned char str[] = { 0x1, 0x2, 0x3, 0x4, 0x0, 0x0, 0x0, 0x0};
|
|
unsigned int *ptr;
|
|
|
|
ptr = (unsigned int *)(void *)str;
|
|
return *ptr == 0x01020304;
|
|
#endif
|
|
}
|
|
|
|
#endif /* __PERF_UTIL_H */
|