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| author | James Rouzier <rouzier@gmail.com> | 2019-09-21 12:32:47 -0400 |
|---|---|---|
| committer | James Rouzier <rouzier@gmail.com> | 2019-09-21 16:15:34 -0400 |
| commit | 59df60ecfb64776841afa9091994e4ecf7890807 (patch) | |
| tree | b7abf7d21f54aaea3d2ef471037cd9f858f8164d /src | |
| parent | 7485e31f855d8646e6c59cd048f6803a4137e1f7 (diff) | |
| download | liburing-59df60ecfb64776841afa9091994e4ecf7890807.tar.gz liburing-59df60ecfb64776841afa9091994e4ecf7890807.tar.bz2 | |
Add io_uring_sq_space_left()
io_uring_sq_space_left(), returns the amount of space left in the submission queue.
test/sq-space_left.c tests io_uring_sq_space_left
Signed-off-by: James Rouzier <rouzier@gmail.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/liburing.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/liburing.h b/src/include/liburing.h index 7c6731f..1cae1cd 100644 --- a/src/include/liburing.h +++ b/src/include/liburing.h @@ -241,6 +241,11 @@ static inline void io_uring_prep_timeout(struct io_uring_sqe *sqe, io_uring_prep_rw(IORING_OP_TIMEOUT, sqe, 0, ts, 1, count); } +static inline unsigned io_uring_sq_space_left(struct io_uring *ring) +{ + return *ring->sq.kring_entries - (ring->sq.sqe_tail - ring->sq.sqe_head); +} + #ifdef __cplusplus } #endif |