f->real_file_size);
r = posix_fallocate(f->fd, 0, f->real_file_size);
- if (r < 0) {
+ if (r > 0) {
log_err("fio: posix_fallocate fails: %s\n",
- strerror(-r));
+ strerror(r));
}
}
#endif
return 1;
}
+static int char_size(struct thread_data *td, struct fio_file *f)
+{
+#ifdef FIO_HAVE_CHARDEV_SIZE
+ unsigned long long bytes;
+ int r;
+
+ if (td->io_ops->open_file(td, f)) {
+ log_err("fio: failed opening blockdev %s for size check\n",
+ f->file_name);
+ return 1;
+ }
+
+ r = chardev_size(f->fd, &bytes);
+ if (r) {
+ td_verror(td, r, "chardev_size");
+ goto err;
+ }
+
+ if (!bytes) {
+ log_err("%s: zero sized char device?\n", f->file_name);
+ goto err;
+ }
+
+ f->real_file_size = bytes;
+ td->io_ops->close_file(td, f);
+ return 0;
+err:
+ td->io_ops->close_file(td, f);
+ return 1;
+#else
+ f->real_file_size = -1ULL;
+ return 0;
+#endif
+}
+
static int get_file_size(struct thread_data *td, struct fio_file *f)
{
int ret = 0;
ret = file_size(td, f);
else if (f->filetype == FIO_TYPE_BD)
ret = bdev_size(td, f);
+ else if (f->filetype == FIO_TYPE_CHAR)
+ ret = char_size(td, f);
else
f->real_file_size = -1;
static unsigned long long get_fs_free_counts(struct thread_data *td)
{
struct flist_head *n, *tmp;
- unsigned long long ret;
+ unsigned long long ret = 0;
struct fio_mount *fm;
FLIST_HEAD(list);
struct fio_file *f;
struct stat sb;
char buf[256];
+ if (f->filetype == FIO_TYPE_BD || f->filetype == FIO_TYPE_CHAR) {
+ if (f->real_file_size != -1ULL)
+ ret += f->real_file_size;
+ continue;
+ } else if (f->filetype != FIO_TYPE_FILE)
+ continue;
+
strcpy(buf, f->file_name);
if (stat(buf, &sb) < 0) {
flist_add(&fm->list, &list);
}
- ret = 0;
flist_for_each_safe(n, tmp, &list) {
unsigned long long sz;