struct fio_zone_info *z)
{
#ifndef NDEBUG
- struct zoned_block_device_info *zbd = f->zbd_info;
- uint32_t const nz = z - zbd->zone_info;
+ unsigned int const nz = zbd_zone_idx(f, z);
/* A thread should never lock zones outside its working area. */
assert(f->min_zone <= nz && nz < f->max_zone);
assert(z->has_wp);
return ret;
}
+/**
+ * zbd_get_max_active_zones - Get the maximum number of active zones
+ * @td: FIO thread data
+ * @f: FIO file for which to get max active zones
+ *
+ * Returns max_active_zones limit value of the target file if it is available.
+ * Otherwise return zero, which means no limit.
+ */
+static unsigned int zbd_get_max_active_zones(struct thread_data *td,
+ struct fio_file *f)
+{
+ unsigned int max_active_zones;
+ int ret;
+
+ if (td->io_ops && td->io_ops->get_max_active_zones)
+ ret = td->io_ops->get_max_active_zones(td, f,
+ &max_active_zones);
+ else
+ ret = blkzoned_get_max_active_zones(td, f, &max_active_zones);
+ if (ret < 0) {
+ dprint(FD_ZBD, "%s: max_active_zones is not available\n",
+ f->file_name);
+ return 0;
+ }
+
+ return max_active_zones;
+}
+
/**
* __zbd_write_zone_get - Add a zone to the array of write zones.
* @td: fio thread data.
return false;
}
+ if (td->o.td_ddir == TD_DDIR_READ) {
+ z = zbd_offset_to_zone(f, f->file_offset + f->io_size);
+ new_end = z->start;
+ if (f->file_offset + f->io_size > new_end) {
+ log_info("%s: rounded io_size from %"PRIu64" to %"PRIu64"\n",
+ f->file_name, f->io_size,
+ new_end - f->file_offset);
+ f->io_size = new_end - f->file_offset;
+ }
+ return true;
+ }
+
z = zbd_offset_to_zone(f, f->file_offset);
- if ((f->file_offset != z->start) &&
- (td->o.td_ddir != TD_DDIR_READ)) {
+ if (f->file_offset != z->start) {
new_offset = zbd_zone_end(z);
if (new_offset >= f->file_offset + f->io_size) {
log_info("%s: io_size must be at least one zone\n",
z = zbd_offset_to_zone(f, f->file_offset + f->io_size);
new_end = z->start;
- if ((td->o.td_ddir != TD_DDIR_READ) &&
- (f->file_offset + f->io_size != new_end)) {
+ if (f->file_offset + f->io_size != new_end) {
if (new_end <= f->file_offset) {
log_info("%s: io_size must be at least one zone\n",
f->file_name);
f->zbd_info->zone_size_log2 = is_power_of_2(zone_size) ?
ilog2(zone_size) : 0;
f->zbd_info->nr_zones = nr_zones;
+ f->zbd_info->max_active_zones = zbd_get_max_active_zones(td, f);
if (same_zone_cap)
dprint(FD_ZBD, "Zone capacity = %"PRIu64" KB\n",
for (zi = f->min_zone; zi < f->max_zone; zi++) {
z = &zbd->zone_info[zi];
if (z->cond != ZBD_ZONE_COND_IMP_OPEN &&
- z->cond != ZBD_ZONE_COND_EXP_OPEN)
+ z->cond != ZBD_ZONE_COND_EXP_OPEN &&
+ z->cond != ZBD_ZONE_COND_CLOSED)
+ continue;
+ if (!zbd->max_active_zones &&
+ z->cond == ZBD_ZONE_COND_CLOSED)
continue;
if (__zbd_write_zone_get(td, f, z))
continue;
if (ddir != DDIR_READ || !td_rw(td))
return ddir;
- if (io_u->file->last_start[DDIR_WRITE] != -1ULL || td->o.read_beyond_wp)
+ if (io_u->file->last_start[DDIR_WRITE] != -1ULL ||
+ td->o.read_beyond_wp || td->o.rwmix[DDIR_WRITE] == 0)
return DDIR_READ;
return DDIR_WRITE;
case DDIR_WAIT:
case DDIR_LAST:
case DDIR_INVAL:
+ case DDIR_TIMEOUT:
goto accept;
}
return io_u_completed;
}
+
+void zbd_log_err(const struct thread_data *td, const struct io_u *io_u)
+{
+ const struct fio_file *f = io_u->file;
+
+ if (td->o.zone_mode != ZONE_MODE_ZBD)
+ return;
+
+ if (io_u->error == EOVERFLOW)
+ log_err("%s: Exceeded max_active_zones limit. Check conditions of zones out of I/O ranges.\n",
+ f->file_name);
+}