From: Caleb Sander Mateos Date: Wed, 12 Feb 2025 00:51:18 +0000 (-0700) Subject: io_uring: use lockless_cq flag in io_req_complete_post() X-Git-Tag: for-6.15/io_uring-20250322~79 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=62aa9805d123165102273eb277f776aaca908e0e;p=linux-block.git io_uring: use lockless_cq flag in io_req_complete_post() io_uring_create() computes ctx->lockless_cq as: ctx->task_complete || (ctx->flags & IORING_SETUP_IOPOLL) So use it to simplify that expression in io_req_complete_post(). Signed-off-by: Caleb Sander Mateos Reviewed-by: Li Zetao Link: https://lore.kernel.org/r/20250212005119.3433005-1-csander@purestorage.com Signed-off-by: Jens Axboe --- diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index b688953d1de8..bd1ab21ed539 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -900,7 +900,7 @@ static void io_req_complete_post(struct io_kiocb *req, unsigned issue_flags) * Handle special CQ sync cases via task_work. DEFER_TASKRUN requires * the submitter task context, IOPOLL protects with uring_lock. */ - if (ctx->task_complete || (ctx->flags & IORING_SETUP_IOPOLL)) { + if (ctx->lockless_cq) { req->io_task_work.func = io_req_task_complete; io_req_task_work_add(req); return;