tools/lib/perf/include/internal/lib.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __LIBPERF_INTERNAL_LIB_H
   3 #define __LIBPERF_INTERNAL_LIB_H
   4
   5 #include <sys/types.h>
   6
   7 extern unsigned int page_size;
   8
   9 ssize_t readn(int fd, void *buf, size_t n);
  10 ssize_t writen(int fd, const void *buf, size_t n);
  11
  12 ssize_t preadn(int fd, void *buf, size_t n, off_t offs);
  13
  14 #endif /* __LIBPERF_INTERNAL_CPUMAP_H */