Recent changes (master)

[Jens Axboe <axboe@kernel.dk>]

The following changes since commit c348db31ccce60f2808dd84c1f43f36a1556141a:

  Add Zhaoxin support to enable tsc_reliable and arch_random features (2025-05-23 09:46:26 -0600)

are available in the Git repository at:

  git://git.kernel.dk/fio.git master

for you to fetch changes up to af8ed1ebebfa55c9b3078e450d2b514bc0bf72c9:

  Merge branch 'opt/io_uring-sq-full-check' of https://github.com/calebsander/fio (2025-05-31 14:22:37 -0600)

----------------------------------------------------------------
Caleb Sander Mateos (1):
      engines/io_uring: remove unnecessary SQ full check

Jens Axboe (1):
      Merge branch 'opt/io_uring-sq-full-check' of https://github.com/calebsander/fio

 engines/io_uring.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

---

Diff of recent changes:

diff --git a/engines/io_uring.c b/engines/io_uring.c
index 08f220c8..51228037 100644
--- a/engines/io_uring.c
+++ b/engines/io_uring.c
@@ -775,7 +775,7 @@ static enum fio_q_status fio_ioring_queue(struct thread_data *td,
 	struct ioring_data *ld = td->io_ops_data;
 	struct ioring_options *o = td->eo;
 	struct io_sq_ring *ring = &ld->sq_ring;
-	unsigned tail, next_tail;
+	unsigned tail;
 
 	fio_ro_check(td, io_u);
 
@@ -795,11 +795,6 @@ static enum fio_q_status fio_ioring_queue(struct thread_data *td,
 		return FIO_Q_COMPLETED;
 	}
 
-	tail = *ring->tail;
-	next_tail = tail + 1;
-	if (next_tail == atomic_load_relaxed(ring->head))
-		return FIO_Q_BUSY;
-
 	if (ld->cmdprio.mode != CMDPRIO_MODE_NONE)
 		fio_ioring_cmdprio_prep(td, io_u);
 
@@ -807,8 +802,9 @@ static enum fio_q_status fio_ioring_queue(struct thread_data *td,
 		o->cmd_type == FIO_URING_CMD_NVME)
 		fio_ioring_cmd_nvme_pi(td, io_u);
 
+	tail = *ring->tail;
 	ring->array[tail & ld->sq_ring_mask] = io_u->index;
-	atomic_store_release(ring->tail, next_tail);
+	atomic_store_release(ring->tail, tail + 1);
 
 	ld->queued++;
 	return FIO_Q_QUEUED;