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

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INCLUDED FROM

   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 #endif /* __LIBPERF_INTERNAL_CPUMAP_H */
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