The following changes since commit b6b662b64c70bf043bbafd654f9bf98513ea5dc9:
Fio 3.1 (2017-09-28 04:23:20 -0600)
are available in the git repository at:
git://git.kernel.dk/fio.git master
for you to fetch changes up to c16035aadd600a3a4c4b241339e3d3099f56c4b2:
backend: fix a case where we complain about no IO being done (2017-09-28 06:58:23 -0600)
----------------------------------------------------------------
Jens Axboe (1):
backend: fix a case where we complain about no IO being done
backend.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
---
Diff of recent changes:
diff --git a/backend.c b/backend.c
index 6198c3d..e4eff37 100644
--- a/backend.c
+++ b/backend.c
@@ -1505,7 +1505,7 @@ static void *thread_main(void *data)
struct sk_out *sk_out = fd->sk_out;
uint64_t bytes_done[DDIR_RWDIR_CNT];
int deadlock_loop_cnt;
- int clear_state;
+ bool clear_state, did_some_io;
int ret;
sk_out_assign(sk_out);
@@ -1726,7 +1726,8 @@ static void *thread_main(void *data)
}
memset(bytes_done, 0, sizeof(bytes_done));
- clear_state = 0;
+ clear_state = false;
+ did_some_io = false;
while (keep_running(td)) {
uint64_t verify_bytes;
@@ -1765,7 +1766,7 @@ static void *thread_main(void *data)
if (td->runstate >= TD_EXITED)
break;
- clear_state = 1;
+ clear_state = true;
/*
* Make sure we've successfully updated the rusage stats
@@ -1804,6 +1805,9 @@ static void *thread_main(void *data)
td_ioengine_flagged(td, FIO_UNIDIR))
continue;
+ if (ddir_rw_sum(bytes_done))
+ did_some_io = true;
+
clear_io_state(td, 0);
fio_gettime(&td->start, NULL);
@@ -1830,6 +1834,7 @@ static void *thread_main(void *data)
* (Are we not missing other flags that can be ignored ?)
*/
if ((td->o.size || td->o.io_size) && !ddir_rw_sum(bytes_done) &&
+ !did_some_io &&
!(td_ioengine_flagged(td, FIO_NOIO) ||
td_ioengine_flagged(td, FIO_DISKLESSIO)))
log_err("%s: No I/O performed by %s, "
--
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