From: Pavel Begunkov Date: Thu, 5 Jan 2023 11:22:26 +0000 (+0000) Subject: io_uring: simplify io_has_work X-Git-Tag: for-6.3/io_uring-2023-02-16~44 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=490c00eb4fa5e5e25e0127240f6d6c1b499da95b;p=linux-block.git io_uring: simplify io_has_work ->work_llist should never be non-empty for a non DEFER_TASKRUN ring, so we can safely skip checking the flag. Signed-off-by: Pavel Begunkov Link: https://lore.kernel.org/r/26af9f73c09a56c9a035f94db56127358688f3aa.1672916894.git.asml.silence@gmail.com Signed-off-by: Jens Axboe --- diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index 2cbf33996c3b..4cb9cce23c90 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -2419,8 +2419,7 @@ struct io_wait_queue { static inline bool io_has_work(struct io_ring_ctx *ctx) { return test_bit(IO_CHECK_CQ_OVERFLOW_BIT, &ctx->check_cq) || - ((ctx->flags & IORING_SETUP_DEFER_TASKRUN) && - !llist_empty(&ctx->work_llist)); + !llist_empty(&ctx->work_llist); } static inline bool io_should_wake(struct io_wait_queue *iowq)