diff options
Diffstat (limited to 'io_uring/io_uring.h')
| -rw-r--r-- | io_uring/io_uring.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/io_uring/io_uring.h b/io_uring/io_uring.h index c33f719731ac..193b2db39fe8 100644 --- a/io_uring/io_uring.h +++ b/io_uring/io_uring.h @@ -262,9 +262,11 @@ static inline bool io_sqring_full(struct io_ring_ctx *ctx) static inline unsigned int io_sqring_entries(struct io_ring_ctx *ctx) { struct io_rings *rings = ctx->rings; + unsigned int entries; /* make sure SQ entry isn't read before tail */ - return smp_load_acquire(&rings->sq.tail) - ctx->cached_sq_head; + entries = smp_load_acquire(&rings->sq.tail) - ctx->cached_sq_head; + return min(entries, ctx->sq_entries); } static inline int io_run_task_work(void) |