File: pagingtest.h

package info (click to toggle)
android-platform-tools 29.0.6-28
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 365,224 kB
  • sloc: cpp: 1,049,638; java: 460,532; ansic: 375,452; asm: 301,257; xml: 134,509; python: 92,731; perl: 62,008; sh: 26,753; makefile: 3,210; javascript: 3,172; yacc: 1,403; lex: 455; awk: 368; ruby: 183; sql: 140
file content (20 lines) | stat: -rw-r--r-- 676 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
#include <unistd.h>
#include <stdbool.h>

#ifndef __PAGINGTEST_H__
#define __PAGINGTEST_H__
#define USEC_PER_SEC 1000000ULL
#define mincore_vec_len(size) (((size) + sysconf(_SC_PAGE_SIZE) - 1) / sysconf(_SC_PAGE_SIZE))
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))

//Helpers
int create_tmp_file(char *filename, off_t size);
unsigned char *alloc_mincore_vec(size_t size);
bool check_caching(void *buf, unsigned char *vec, size_t size, bool is_cached);

//Tests
int mmap_test(int test_runs, unsigned long long alloc_size);
int pageinout_test(int test_runs, bool cache, unsigned long long file_size);
int thrashing_test(int test_runs, bool cache);

#endif //__PAGINGTEST_H__