From patchwork Fri Aug 19 15:27:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hao Xu X-Patchwork-Id: 12948880 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35446C32771 for ; Fri, 19 Aug 2022 15:30:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349346AbiHSPaK (ORCPT ); Fri, 19 Aug 2022 11:30:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49598 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349193AbiHSPaJ (ORCPT ); Fri, 19 Aug 2022 11:30:09 -0400 Received: from out1.migadu.com (out1.migadu.com [91.121.223.63]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9DF91A1BF for ; Fri, 19 Aug 2022 08:30:08 -0700 (PDT) X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1660923007; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tnOpeS2ajJ798g1WuvV3vR2mYcvGc8pJKjoqStH2WY0=; b=oNLfQZptiqvgxXNCEHgQxBtAXxHOEBgYrynISCWFW4/J4oJlyW1mmghGA2V8tfJ2TBQqhs rsdGGMWIYj/ss0DKPXi6tEHPGJwB2sumb788oXLMhBtzcMMHd5QKk2xS3CXgAolr/Dbwgf 5S2uRCugwHgPKTZe/t55oZxoJgGVifE= From: Hao Xu To: io-uring@vger.kernel.org Cc: Jens Axboe , Pavel Begunkov , Ingo Molnar , Wanpeng Li Subject: [PATCH 14/19] io_uring: modify issue_flags for uringlet mode Date: Fri, 19 Aug 2022 23:27:33 +0800 Message-Id: <20220819152738.1111255-15-hao.xu@linux.dev> In-Reply-To: <20220819152738.1111255-1-hao.xu@linux.dev> References: <20220819152738.1111255-1-hao.xu@linux.dev> MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org From: Hao Xu We don't need IO_URING_F_NONBLOCK in uringlet mode. Signed-off-by: Hao Xu --- io_uring/io_uring.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c index 67d02dc16ea5..0c14b90b8b47 100644 --- a/io_uring/io_uring.c +++ b/io_uring/io_uring.c @@ -1751,8 +1751,12 @@ static inline void io_queue_sqe(struct io_kiocb *req) __must_hold(&req->ctx->uring_lock) { int ret; + unsigned int issue_flags = IO_URING_F_COMPLETE_DEFER; - ret = io_issue_sqe(req, IO_URING_F_NONBLOCK|IO_URING_F_COMPLETE_DEFER); + if (!(req->ctx->flags & IORING_SETUP_URINGLET)) + issue_flags |= IO_URING_F_NONBLOCK; + + ret = io_issue_sqe(req, issue_flags); /* * We async punt it if the file wasn't marked NOWAIT, or if the file