#include <errno.h>
#include <string.h>
#include <stdlib.h>
-#include <dirent.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <unistd.h>
+#include "os/os.h"
#include "file.h"
#include "fio.h"
#include "lib/pow2.h"
{
int ret;
- ret = blkzoned_get_zoned_model(td, f, model);
+ if (td->io_ops && td->io_ops->get_zoned_model)
+ ret = td->io_ops->get_zoned_model(td, f, model);
+ else
+ ret = blkzoned_get_zoned_model(td, f, model);
if (ret < 0) {
td_verror(td, errno, "get zoned model failed");
log_err("%s: get zoned model failed (%d).\n",
{
int ret;
- ret = blkzoned_report_zones(td, f, offset, zones, nr_zones);
+ if (td->io_ops && td->io_ops->report_zones)
+ ret = td->io_ops->report_zones(td, f, offset, zones, nr_zones);
+ else
+ ret = blkzoned_report_zones(td, f, offset, zones, nr_zones);
if (ret < 0) {
td_verror(td, errno, "report zones failed");
log_err("%s: report zones from sector %llu failed (%d).\n",
{
int ret;
- ret = blkzoned_reset_wp(td, f, offset, length);
+ if (td->io_ops && td->io_ops->reset_wp)
+ ret = td->io_ops->reset_wp(td, f, offset, length);
+ else
+ ret = blkzoned_reset_wp(td, f, offset, length);
if (ret < 0) {
td_verror(td, errno, "resetting wp failed");
log_err("%s: resetting wp for %llu sectors at sector %llu failed (%d).\n",
struct fio_zone_info *zb, *ze, *z;
int ret = 0;
- assert(f->fd != -1);
assert(is_valid_offset(f, offset + length - 1));
switch (f->zbd_info->model) {
return zbd_reset_range(td, f, z->start, (z+1)->start - z->start);
}
+/* The caller must hold f->zbd_info->mutex */
+static void zbd_close_zone(struct thread_data *td, const struct fio_file *f,
+ unsigned int open_zone_idx)
+{
+ uint32_t zone_idx;
+
+ assert(open_zone_idx < f->zbd_info->num_open_zones);
+ zone_idx = f->zbd_info->open_zones[open_zone_idx];
+ memmove(f->zbd_info->open_zones + open_zone_idx,
+ f->zbd_info->open_zones + open_zone_idx + 1,
+ (ZBD_MAX_OPEN_ZONES - (open_zone_idx + 1)) *
+ sizeof(f->zbd_info->open_zones[0]));
+ f->zbd_info->num_open_zones--;
+ f->zbd_info->zone_info[zone_idx].open = 0;
+}
+
/*
* Reset a range of zones. Returns 0 upon success and 1 upon failure.
* @td: fio thread data.
bool reset_wp;
int res = 0;
+ assert(min_bs);
+
dprint(FD_ZBD, "%s: examining zones %u .. %u\n", f->file_name,
zbd_zone_nr(f->zbd_info, zb), zbd_zone_nr(f->zbd_info, ze));
- assert(f->fd != -1);
for (z = zb; z < ze; z++) {
+ uint32_t nz = z - f->zbd_info->zone_info;
+
if (!zbd_zone_swr(z))
continue;
zone_lock(td, z);
- reset_wp = all_zones ? z->wp != z->start :
- (td->o.td_ddir & TD_DDIR_WRITE) &&
- z->wp % min_bs != 0;
+ if (all_zones) {
+ unsigned int i;
+
+ pthread_mutex_lock(&f->zbd_info->mutex);
+ for (i = 0; i < f->zbd_info->num_open_zones; i++) {
+ if (f->zbd_info->open_zones[i] == nz)
+ zbd_close_zone(td, f, i);
+ }
+ pthread_mutex_unlock(&f->zbd_info->mutex);
+
+ reset_wp = z->wp != z->start;
+ } else {
+ reset_wp = (td->o.td_ddir & TD_DDIR_WRITE) &&
+ z->wp % min_bs != 0;
+ }
if (reset_wp) {
dprint(FD_ZBD, "%s: resetting zone %u\n",
f->file_name,
return res;
}
-/* The caller must hold f->zbd_info->mutex */
-static void zbd_close_zone(struct thread_data *td, const struct fio_file *f,
- unsigned int open_zone_idx)
-{
- uint32_t zone_idx;
-
- assert(open_zone_idx < f->zbd_info->num_open_zones);
- zone_idx = f->zbd_info->open_zones[open_zone_idx];
- memmove(f->zbd_info->open_zones + open_zone_idx,
- f->zbd_info->open_zones + open_zone_idx + 1,
- (ZBD_MAX_OPEN_ZONES - (open_zone_idx + 1)) *
- sizeof(f->zbd_info->open_zones[0]));
- f->zbd_info->num_open_zones--;
- f->zbd_info->zone_info[zone_idx].open = 0;
-}
-
/* Anything goes as long as it is not a constant. */
static uint32_t pick_random_zone_idx(const struct fio_file *f,
const struct io_u *io_u)
dprint(FD_ZBD, "%s(%s): no candidate zone\n",
__func__, f->file_name);
+ pthread_mutex_unlock(&f->zbd_info->mutex);
+ pthread_mutex_unlock(&z->mutex);
return NULL;
found_candidate_zone:
struct zoned_block_device_info *zbd_info = f->zbd_info;
struct fio_zone_info *z;
uint32_t zone_idx;
+ int ret;
if (!zbd_info)
return;
"%s: terminate I/O (%lld, %llu) for zone %u\n",
f->file_name, io_u->offset, io_u->buflen, zone_idx);
- assert(pthread_mutex_unlock(&z->mutex) == 0);
+ ret = pthread_mutex_unlock(&z->mutex);
+ assert(ret == 0);
zbd_check_swd(f);
}
+/*
+ * Windows and MacOS do not define this.
+ */
+#ifndef EREMOTEIO
+#define EREMOTEIO 121 /* POSIX value */
+#endif
+
bool zbd_unaligned_write(int error_code)
{
switch (error_code) {
}
}
+/**
+ * zbd_adjust_ddir - Adjust an I/O direction for zonedmode=zbd.
+ *
+ * @td: FIO thread data.
+ * @io_u: FIO I/O unit.
+ * @ddir: I/O direction before adjustment.
+ *
+ * Return adjusted I/O direction.
+ */
+enum fio_ddir zbd_adjust_ddir(struct thread_data *td, struct io_u *io_u,
+ enum fio_ddir ddir)
+{
+ /*
+ * In case read direction is chosen for the first random I/O, fio with
+ * zonemode=zbd stops because no data can be read from zoned block
+ * devices with all empty zones. Overwrite the first I/O direction as
+ * write to make sure data to read exists.
+ */
+ if (td->o.zone_mode != ZONE_MODE_ZBD ||
+ ddir != DDIR_READ ||
+ !td_rw(td))
+ return ddir;
+
+ if (io_u->file->zbd_info->sectors_with_data ||
+ td->o.read_beyond_wp)
+ return DDIR_READ;
+
+ return DDIR_WRITE;
+}
+
/**
* zbd_adjust_block - adjust the offset and length as necessary for ZBD drives
* @td: FIO thread data.
if (!f->zbd_info)
return io_u_accept;
+ assert(min_bs);
assert(is_valid_offset(f, io_u->offset));
assert(io_u->buflen);
zone_idx_b = zbd_zone_idx(f, io_u->offset);