return 0;
}
-static inline int is_power_of_2(unsigned int val)
-{
- return (val != 0 && ((val & (val - 1)) == 0));
-}
-
static unsigned int get_next_buflen(struct thread_data *td, struct io_u *io_u)
{
const int ddir = io_u->ddir;
odir = ddir ^ 1;
if (td_rw(td) && __should_check_rate(td, odir))
td->rate_pending_usleep[odir] -= usec;
-
+
return ddir;
}
return td->rwmix_ddir;
}
-static void put_file_log(struct thread_data *td, struct fio_file *f)
+void put_file_log(struct thread_data *td, struct fio_file *f)
{
int ret = put_file(td, f);
void put_io_u(struct thread_data *td, struct io_u *io_u)
{
- assert((io_u->flags & IO_U_F_FREE) == 0);
+ td_io_u_lock(td);
+
io_u->flags |= IO_U_F_FREE;
+ io_u->flags &= ~IO_U_F_FREE_DEF;
if (io_u->file)
put_file_log(td, io_u->file);
io_u->file = NULL;
- flist_del(&io_u->list);
+ if (io_u->flags & IO_U_F_IN_CUR_DEPTH)
+ td->cur_depth--;
+ flist_del_init(&io_u->list);
flist_add(&io_u->list, &td->io_u_freelist);
- td->cur_depth--;
+ td_io_u_unlock(td);
+ td_io_u_free_notify(td);
}
void clear_io_u(struct thread_data *td, struct io_u *io_u)
dprint(FD_IO, "requeue %p\n", __io_u);
+ td_io_u_lock(td);
+
__io_u->flags |= IO_U_F_FREE;
if ((__io_u->flags & IO_U_F_FLIGHT) && !ddir_sync(__io_u->ddir))
td->io_issues[__io_u->ddir]--;
__io_u->flags &= ~IO_U_F_FLIGHT;
-
+ if (__io_u->flags & IO_U_F_IN_CUR_DEPTH)
+ td->cur_depth--;
flist_del(&__io_u->list);
flist_add_tail(&__io_u->list, &td->io_u_requeues);
- td->cur_depth--;
+ td_io_u_unlock(td);
*io_u = NULL;
}
opened = 1;
}
- dprint(FD_FILE, "goodf=%x, badf=%x, ff=%x\n", goodf, badf, f->flags);
+ dprint(FD_FILE, "goodf=%x, badf=%x, ff=%x\n", goodf, badf,
+ f->flags);
if ((!goodf || (f->flags & goodf)) && !(f->flags & badf))
break;
io_u->file = NULL;
fio_file_set_done(f);
td->nr_done_files++;
- dprint(FD_FILE, "%s: is done (%d of %d)\n", f->file_name, td->nr_done_files, td->o.nr_files);
+ dprint(FD_FILE, "%s: is done (%d of %d)\n", f->file_name,
+ td->nr_done_files, td->o.nr_files);
} while (1);
return 0;
{
struct io_u *io_u = NULL;
+ td_io_u_lock(td);
+
+again:
if (!flist_empty(&td->io_u_requeues))
io_u = flist_entry(td->io_u_requeues.next, struct io_u, list);
else if (!queue_full(td)) {
io_u->end_io = NULL;
}
+ /*
+ * We ran out, wait for async verify threads to finish and return one
+ */
+ if (!io_u && td->o.verify_async) {
+ pthread_cond_wait(&td->free_cond, &td->io_u_lock);
+ goto again;
+ }
+
if (io_u) {
assert(io_u->flags & IO_U_F_FREE);
- io_u->flags &= ~IO_U_F_FREE;
+ io_u->flags &= ~(IO_U_F_FREE | IO_U_F_FREE_DEF);
io_u->error = 0;
flist_del(&io_u->list);
flist_add(&io_u->list, &td->io_u_busylist);
td->cur_depth++;
+ io_u->flags |= IO_U_F_IN_CUR_DEPTH;
}
+ td_io_u_unlock(td);
return io_u;
}
dprint_io_u(io_u, "io complete");
+ td_io_u_lock(td);
assert(io_u->flags & IO_U_F_FLIGHT);
io_u->flags &= ~IO_U_F_FLIGHT;
+ td_io_u_unlock(td);
if (ddir_sync(io_u->ddir)) {
td->last_was_sync = 1;
if (!io_u->error) {
unsigned int bytes = io_u->buflen - io_u->resid;
const enum fio_ddir idx = io_u->ddir;
+ const enum fio_ddir odx = io_u->ddir ^ 1;
int ret;
td->io_blocks[idx]++;
if (ramp_time_over(td)) {
unsigned long uninitialized_var(lusec);
- unsigned long uninitialized_var(rusec);
if (!td->o.disable_clat || !td->o.disable_bw)
lusec = utime_since(&io_u->issue_time,
&icd->time);
- if (__should_check_rate(td, idx) ||
- __should_check_rate(td, idx ^ 1))
- rusec = utime_since(&io_u->start_time,
- &icd->time);
if (!td->o.disable_clat) {
- add_clat_sample(td, idx, usec, bytes);
+ add_clat_sample(td, idx, lusec, bytes);
io_u_mark_latency(td, lusec);
}
if (!td->o.disable_bw)
add_bw_sample(td, idx, bytes, &icd->time);
if (__should_check_rate(td, idx)) {
- td->rate_pending_usleep[idx] +=
- (long) td->rate_usec_cycle[idx] - rusec;
+ td->rate_pending_usleep[idx] =
+ ((td->this_io_bytes[idx] *
+ td->rate_nsec_cycle[idx]) / 1000 -
+ utime_since_now(&td->start));
}
if (__should_check_rate(td, idx ^ 1))
- td->rate_pending_usleep[idx ^ 1] -= rusec;
+ td->rate_pending_usleep[odx] =
+ ((td->this_io_bytes[odx] *
+ td->rate_nsec_cycle[odx]) / 1000 -
+ utime_since_now(&td->start));
}
if (td_write(td) && idx == DDIR_WRITE &&
io_u = td->io_ops->event(td, i);
io_completed(td, io_u, icd);
- put_io_u(td, io_u);
+
+ if (!(io_u->flags & IO_U_F_FREE_DEF))
+ put_io_u(td, io_u);
}
}
init_icd(td, &icd, 1);
io_completed(td, io_u, &icd);
- put_io_u(td, io_u);
+
+ if (!(io_u->flags & IO_U_F_FREE_DEF))
+ put_io_u(td, io_u);
if (icd.error) {
td_verror(td, icd.error, "io_u_sync_complete");