31   void* map = mmap(nullptr, 4096, PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);  in TEST()  local
32   ASSERT_NE(MAP_FAILED, map);  in TEST()
33   ASSERT_EQ(0, munmap(map, 4096));  in TEST()
37   void* map = mmap64(nullptr, 4096, PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);  in TEST()  local
38   ASSERT_NE(MAP_FAILED, map);  in TEST()
39   ASSERT_EQ(0, munmap(map, 4096));  in TEST()
45   void* map = mmap(nullptr, 100, PROT_READ, MAP_SHARED, tf.fd, 1);  in TEST()  local
46   ASSERT_EQ(MAP_FAILED, map);  in TEST()
52   void* map = mmap64(nullptr, 100, PROT_READ, MAP_SHARED, tf.fd, 1);  in TEST()  local
53   ASSERT_EQ(MAP_FAILED, map);  in TEST()
66   void* map = mmap(nullptr, sizeof(STRING_MSG), PROT_READ, MAP_SHARED, tf.fd, 0);  in TEST()  local
67   ASSERT_NE(MAP_FAILED, map);  in TEST()
69   char* data = reinterpret_cast<char*>(map);  in TEST()
72   ASSERT_EQ(0, munmap(map, sizeof(STRING_MSG)));  in TEST()
81   void* map = mmap(nullptr, sizeof(STRING_MSG), PROT_WRITE, MAP_SHARED, tf.fd, 0);  in TEST()  local
82   ASSERT_NE(MAP_FAILED, map);  in TEST()
85   memcpy(map, STRING_MSG, sizeof(STRING_MSG));  in TEST()
87   ASSERT_EQ(0, munmap(map, sizeof(STRING_MSG)));  in TEST()
117   void* map = mmap(nullptr, pagesize, PROT_READ, MAP_SHARED, tf.fd, pagesize);  in TEST()  local
118   ASSERT_NE(MAP_FAILED, map);  in TEST()
120   char* data = reinterpret_cast<char*>(map);  in TEST()
123   ASSERT_EQ(0, munmap(map, pagesize));  in TEST()
125   map = mmap(nullptr, pagesize, PROT_READ, MAP_SHARED, tf.fd, 2 * pagesize);  in TEST()
126   ASSERT_NE(MAP_FAILED, map);  in TEST()
128   data = reinterpret_cast<char*>(map);  in TEST()
132   ASSERT_EQ(0, munmap(map, pagesize));  in TEST()
153   void* map = mmap(nullptr, pagesize, PROT_WRITE, MAP_SHARED, tf.fd, pagesize);  in TEST()  local
154   ASSERT_NE(MAP_FAILED, map);  in TEST()
157   memcpy(map, NEWPAGE1_MSG, sizeof(NEWPAGE1_MSG));  in TEST()
158   ASSERT_EQ(0, munmap(map, pagesize));  in TEST()
161   map = mmap(nullptr, pagesize, PROT_WRITE, MAP_SHARED, tf.fd, 2 * pagesize);  in TEST()
162   ASSERT_NE(MAP_FAILED, map);  in TEST()
165   memcpy(map, NEWPAGE2_MSG, sizeof(NEWPAGE2_MSG));  in TEST()
166   ASSERT_EQ(0, munmap(map, pagesize));  in TEST()
188   void* map = mmap(nullptr, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, tempfile.fd, 0);  in TEST()  local
189   ASSERT_NE(MAP_FAILED, map);  in TEST()
192   ASSERT_EQ(0, posix_madvise(map, pagesize, POSIX_MADV_NORMAL));  in TEST()
193   ASSERT_EQ(0, posix_madvise(map, pagesize, POSIX_MADV_SEQUENTIAL));  in TEST()
194   ASSERT_EQ(0, posix_madvise(map, pagesize, POSIX_MADV_RANDOM));  in TEST()
195   ASSERT_EQ(0, posix_madvise(map, pagesize, POSIX_MADV_WILLNEED));  in TEST()
197   ASSERT_EQ(0, munmap(map, pagesize));  in TEST()
206   void* map = mmap(nullptr, pagesize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);  in TEST()  local
207   ASSERT_NE(MAP_FAILED, map);  in TEST()
209   int* int_ptr = reinterpret_cast<int*>(map);  in TEST()
214   ASSERT_EQ(0, posix_madvise(map, pagesize, POSIX_MADV_DONTNEED));  in TEST()
216   int_ptr = reinterpret_cast<int*>(map);  in TEST()
221   ASSERT_EQ(0, munmap(map, pagesize));  in TEST()
238   void* map = mmap(nullptr, kPageSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);  in TEST()  local
239   ASSERT_NE(MAP_FAILED, map);  in TEST()
241   ASSERT_EQ(MAP_FAILED, mremap(map, kPageSize, kHuge, MREMAP_MAYMOVE));  in TEST()
243   ASSERT_EQ(0, munmap(map, kPageSize));  in TEST()
268   void* map = mmap(nullptr, kPageSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);  in TEST()  local
269   ASSERT_NE(MAP_FAILED, map);  in TEST()
272   mlock(map, kPageSize);  in TEST()
274   ASSERT_EQ(0, munmap(map, kPageSize));  in TEST()
281   void* map = mmap(nullptr, kPageSize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);  in TEST()
282   ASSERT_NE(MAP_FAILED, map);  in TEST()
285   mlock2(map, kPageSize, MLOCK_ONFAULT);  in TEST()
287   ASSERT_EQ(0, munmap(map, kPageSize));  in TEST()