kernel/io_uring/io_uring.c

7255 	unsigned int to_submit;
7258 	to_submit = io_sqring_entries(ctx);
7260 	if (cap_entries && to_submit > IORING_SQPOLL_CAP_ENTRIES_VALUE)
7261 		to_submit = IORING_SQPOLL_CAP_ENTRIES_VALUE;
7263 	if (!list_empty(&ctx->iopoll_list) || to_submit) {
7278 		if (to_submit && likely(!percpu_ref_is_dying(&ctx->refs)) &&
7280 			ret = io_submit_sqes(ctx, to_submit);
7283 		if (to_submit && wq_has_sleeper(&ctx->sqo_sq_wait))
9875 SYSCALL_DEFINE6(io_uring_enter, unsigned int, fd, u32, to_submit,
9927 		submitted = to_submit;
9928 	} else if (to_submit) {
9933 		submitted = io_submit_sqes(ctx, to_submit);
9936 		if (submitted != to_submit)