return 1;
}
+ if (!new_layout)
+ goto done;
+
if (ftruncate(f->fd, f->real_file_size) == -1) {
td_verror(td, errno, "ftruncate");
goto err;
}
- if (!new_layout)
- goto done;
-
if (posix_fallocate(f->fd, 0, f->real_file_size) < 0) {
td_verror(td, errno, "posix_fallocate");
goto err;
if (f->filetype != FIO_TYPE_FILE)
flags |= O_NOATIME;
+open_again:
if (td_write(td)) {
assert(!read_only);
char buf[FIO_VERROR_SIZE];
int __e = errno;
+ if (errno == EPERM && (flags & O_NOATIME)) {
+ flags &= ~O_NOATIME;
+ goto open_again;
+ }
+
snprintf(buf, sizeof(buf) - 1, "open(%s)", f->file_name);
td_verror(td, __e, buf);
/*
* device/file sizes are zero and no size given, punt
*/
- if ((!total_size || total_size == -1ULL) && !td->o.size) {
+ if ((!total_size || total_size == -1ULL) && !td->o.size &&
+ !(td->io_ops->flags & FIO_NOIO) && !td->o.fill_device) {
log_err("%s: you need to specify size=\n", td->o.name);
td_verror(td, EINVAL, "total_file_size");
return 1;
* zero, set it to the real file size.
*/
f->io_size = td->o.size / td->o.nr_files;
- if (!f->io_size) {
+ if ((!f->io_size || f->io_size > f->real_file_size) &&
+ f->real_file_size) {
if (f->file_offset > f->real_file_size)
goto err_offset;
f->io_size = f->real_file_size - f->file_offset;
int init_random_map(struct thread_data *td)
{
- int num_maps, blocks;
+ unsigned long long blocks, num_maps;
struct fio_file *f;
unsigned int i;
return 0;
for_each_file(td, f, i) {
- blocks = (f->real_file_size + td->o.rw_min_bs - 1) / td->o.rw_min_bs;
- num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP;
+ blocks = (f->real_file_size + td->o.rw_min_bs - 1) / (unsigned long long) td->o.rw_min_bs;
+ num_maps = (blocks + BLOCKS_PER_MAP-1)/ (unsigned long long) BLOCKS_PER_MAP;
f->file_map = malloc(num_maps * sizeof(long));
if (!f->file_map) {
log_err("fio: failed allocating random map. If running a large number of jobs, try the 'norandommap' option\n");