169     char devExt4[MAX_BUFFER_LEN] = {0};  in DoRemount()  local
171     if (snprintf_s(devExt4, MAX_BUFFER_LEN, MAX_BUFFER_LEN - 1, "/dev/block/dm-%d", devNum) < 0) {  in DoRemount()
182     if (CheckIsExt4(devExt4, 0)) {  in DoRemount()
183         INIT_LOGI("is ext4, not need format %s", devExt4);  in DoRemount()
185         ret = FormatExt4(devExt4, mnt);  in DoRemount()
187             INIT_LOGE("Failed to format devExt4 %s.", devExt4);  in DoRemount()
191         ret = MountExt4Device(devExt4, mnt, true);  in DoRemount()
193             INIT_LOGE("Failed to mount devExt4 %s.", devExt4);  in DoRemount()
265     char devExt4[MAX_BUFFER_LEN] = {0};  in DoSystemRemount()  local
267     if (snprintf_s(devExt4, MAX_BUFFER_LEN, MAX_BUFFER_LEN - 1, "/dev/block/dm-%d", devNum) < 0) {  in DoSystemRemount()
272     if (CheckIsExt4(devExt4, 0)) {  in DoSystemRemount()
273         INIT_LOGI("is ext4, not need format %s", devExt4);  in DoSystemRemount()
275         ret = FormatExt4(devExt4, SYSTEM_DIR);  in DoSystemRemount()
277             INIT_LOGE("Failed to format devExt4 %s.", devExt4);  in DoSystemRemount()
281         ret = MountExt4Device(devExt4, SYSTEM_DIR, true);  in DoSystemRemount()
283             INIT_LOGE("Failed to mount devExt4 %s.", devExt4);  in DoSystemRemount()