Lines Matching refs:ret
297 ssize_t ret = -EINVAL;
300 return ret;
307 ret = len;
309 return ret;
332 ssize_t ret = -EINVAL;
335 return ret;
342 ret = len;
344 return ret;
386 ssize_t ret;
398 ret = PTR_ERR(p);
402 ret = strlen(p);
403 memmove(buf, p, ret);
404 buf[ret++] = '\n';
407 return ret;
551 ssize_t ret = len;
568 ret = -EINVAL;
573 ret = -ENODEV;
579 ret = -ENOMEM;
587 ret = -EIO;
595 ret = -ENOSPC;
658 ret = err;
700 return ret;
970 int ret;
972 ret = __comp_algorithm_store(zram, ZRAM_PRIMARY_COMP, buf);
973 return ret ? ret : len;
1005 int ret;
1020 ret = kstrtoint(val, 10, &prio);
1021 if (ret)
1022 return ret;
1033 ret = __comp_algorithm_store(zram, prio, alg);
1034 return ret ? ret : len;
1059 ssize_t ret;
1062 ret = scnprintf(buf, PAGE_SIZE,
1069 return ret;
1079 ssize_t ret;
1092 ret = scnprintf(buf, PAGE_SIZE,
1105 return ret;
1114 ssize_t ret;
1117 ret = scnprintf(buf, PAGE_SIZE,
1124 return ret;
1133 ssize_t ret;
1136 ret = scnprintf(buf, PAGE_SIZE,
1143 return ret;
1157 int ret = 0;
1161 ret = snprintf(buf, PAGE_SIZE - 1, "disable\n");
1163 ret = snprintf(buf, PAGE_SIZE - 1, "readonly\n");
1166 ret = snprintf(buf, PAGE_SIZE - 1, "readwrite\n");
1170 return ret;
1177 int ret;
1181 ret = sscanf(buf, "%u %u %u", &op, &index, &gid);
1182 if (ret == 3) {
1189 ret = len;
1193 ret = -EBUSY;
1205 ret = -EINVAL;
1209 return ret;
1326 int ret;
1352 ret = 0;
1355 ret = zcomp_decompress(zstrm, src, size, dst);
1360 return ret;
1366 int ret;
1371 ret = zram_group_fault_obj(zram, index);
1372 if (ret) {
1374 return ret;
1385 ret = zram_read_from_zspool(zram, page, index);
1394 ret = read_from_bdev(zram, page, zram_get_element(zram, index),
1399 if (WARN_ON(ret < 0))
1400 pr_err("Decompression failed! err=%d, page=%u\n", ret, index);
1402 return ret;
1413 int ret;
1417 ret = zram_read_page(zram, page, index, NULL);
1418 if (likely(!ret))
1421 return ret;
1434 int ret = 0;
1456 ret = zcomp_compress(zstrm, src, &comp_len);
1459 if (unlikely(ret)) {
1461 pr_err("Compression failed! err=%d\n", ret);
1463 return ret;
1557 return ret;
1567 int ret;
1572 ret = zram_read_page(zram, page, index, bio);
1573 if (!ret) {
1575 ret = zram_write_page(zram, page, index);
1578 return ret;
1609 int ret;
1622 ret = zram_read_from_zspool(zram, page, index);
1623 if (ret)
1624 return ret;
1645 ret = zcomp_compress(zstrm, src, &comp_len_new);
1648 if (ret) {
1650 return ret;
1743 ssize_t ret;
1767 ret = kstrtouint(val, 10, &threshold);
1768 if (ret)
1769 return ret;
1784 ret = -EINVAL;
1803 ret = -EINVAL;
1810 ret = -ENOMEM;
1814 ret = len;
1842 ret = err;
1853 return ret;
2094 int ret;
2099 ret = kstrtou16(buf, 10, &do_reset);
2100 if (ret)
2101 return ret;
2214 int ret, device_id;
2220 ret = idr_alloc(&zram_index_idr, zram, 0, 0, GFP_KERNEL);
2221 if (ret < 0)
2223 device_id = ret;
2235 ret = -ENOMEM;
2277 ret = device_add_disk(NULL, zram->disk, zram_disk_groups);
2278 if (ret)
2293 return ret;
2356 int ret;
2359 ret = zram_add();
2362 if (ret < 0)
2363 return ret;
2364 return scnprintf(buf, PAGE_SIZE, "%d\n", ret);
2376 int ret, dev_id;
2379 ret = kstrtoint(buf, 10, &dev_id);
2380 if (ret)
2381 return ret;
2389 ret = zram_remove(zram);
2390 if (!ret)
2393 ret = -ENODEV;
2397 return ret ? ret : count;
2431 int ret;
2435 ret = cpuhp_setup_state_multi(CPUHP_ZCOMP_PREPARE, "block/zram:prepare",
2437 if (ret < 0)
2438 return ret;
2440 ret = class_register(&zram_control_class);
2441 if (ret) {
2444 return ret;
2458 ret = zram_add();
2460 if (ret < 0)
2469 return ret;