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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c03538b1f1
Move the readn()/writen() functions into libperf. Keep those non-namespaced names because they will be shared only between perf and libperf. Again, these are not exported functions. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexey Budankov <alexey.budankov@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Michael Petlan <mpetlan@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20190721112506.12306-61-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef GIT_COMPAT_UTIL_H
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#define GIT_COMPAT_UTIL_H
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#define _BSD_SOURCE 1
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/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
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#define _DEFAULT_SOURCE 1
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#include <fcntl.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <linux/compiler.h>
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#include <sys/types.h>
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#include <internal/lib.h>
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/* General helper functions */
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void usage(const char *err) __noreturn;
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void die(const char *err, ...) __noreturn __printf(1, 2);
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struct dirent;
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struct nsinfo;
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struct strlist;
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int mkdir_p(char *path, mode_t mode);
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int rm_rf(const char *path);
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int rm_rf_perf_data(const char *path);
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struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
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bool lsdir_no_dot_filter(const char *name, struct dirent *d);
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int copyfile(const char *from, const char *to);
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int copyfile_mode(const char *from, const char *to, mode_t mode);
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int copyfile_ns(const char *from, const char *to, struct nsinfo *nsi);
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int copyfile_offset(int ifd, loff_t off_in, int ofd, loff_t off_out, u64 size);
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size_t hex_width(u64 v);
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extern unsigned int page_size;
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int __pure cacheline_size(void);
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int sysctl__max_stack(void);
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int fetch_kernel_version(unsigned int *puint,
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char *str, size_t str_sz);
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#define KVER_VERSION(x) (((x) >> 16) & 0xff)
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#define KVER_PATCHLEVEL(x) (((x) >> 8) & 0xff)
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#define KVER_SUBLEVEL(x) ((x) & 0xff)
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#define KVER_FMT "%d.%d.%d"
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#define KVER_PARAM(x) KVER_VERSION(x), KVER_PATCHLEVEL(x), KVER_SUBLEVEL(x)
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const char *perf_tip(const char *dirpath);
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#ifndef HAVE_SCHED_GETCPU_SUPPORT
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int sched_getcpu(void);
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#endif
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extern bool perf_singlethreaded;
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void perf_set_singlethreaded(void);
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void perf_set_multithreaded(void);
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char *perf_exe(char *buf, int len);
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#ifndef O_CLOEXEC
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#ifdef __sparc__
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#define O_CLOEXEC 0x400000
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#elif defined(__alpha__) || defined(__hppa__)
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#define O_CLOEXEC 010000000
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#else
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#define O_CLOEXEC 02000000
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#endif
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#endif
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#endif /* GIT_COMPAT_UTIL_H */
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