selftests/cgroup/test_zswap.c

120 	char *test_group;
122 	test_group = cg_name(root, "no_shrink_test");
123 	if (!test_group)
125 	if (cg_create(test_group))
127 	if (cg_write(test_group, "memory.max", "1M"))
130 	zswpout_before = get_zswpout(test_group);
137 	if (cg_run(test_group, allocate_bytes, (void *)MB(4)))
141 	zswpout_after = get_zswpout(test_group);
149 	cg_destroy(test_group);
150 	free(test_group);
161 	char *test_group;
164 	test_group = cg_name(root, "no_zswap_test");
165 	if (!test_group)
167 	if (cg_create(test_group))
169 	if (cg_write(test_group, "memory.max", "8M"))
171 	if (cg_write(test_group, "memory.zswap.max", "0"))
175 	if (cg_run(test_group, allocate_and_read_bytes, (void *)MB(32)))
179 	swap_peak = cg_read_long(test_group, "memory.swap.peak");
190 	zswpout = get_zswpout(test_group);
204 	cg_destroy(test_group);
205 	free(test_group);
213 	char *test_group;
216 	test_group = cg_name(root, "zswapin_test");
217 	if (!test_group)
219 	if (cg_create(test_group))
221 	if (cg_write(test_group, "memory.max", "8M"))
223 	if (cg_write(test_group, "memory.zswap.max", "max"))
227 	if (cg_run(test_group, allocate_and_read_bytes, (void *)MB(32)))
230 	zswpin = cg_read_key_long(test_group, "memory.stat", "zswpin ");
244 	cg_destroy(test_group);
245 	free(test_group);
343 	char *test_group = NULL;
367 	test_group = cg_name(root, "kmem_bypass_test");
368 	if (!test_group)
373 	if (cg_create(test_group))
376 	child_pid = cg_run_nowait(test_group, no_kmem_bypass_child, values);
400 			int zswapped = cg_read_key_long(test_group, "memory.stat", "zswapped ");
413 	cg_destroy(test_group);
414 	free(test_group);