From patchwork Tue Jun 14 15:27:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavel Begunkov X-Patchwork-Id: 12881257 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 6F906C433EF for ; Tue, 14 Jun 2022 15:28:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356689AbiFNP2J (ORCPT ); Tue, 14 Jun 2022 11:28:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356878AbiFNP2I (ORCPT ); Tue, 14 Jun 2022 11:28:08 -0400 Received: from mail-wm1-x331.google.com (mail-wm1-x331.google.com [IPv6:2a00:1450:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE61613D50 for ; Tue, 14 Jun 2022 08:28:05 -0700 (PDT) Received: by mail-wm1-x331.google.com with SMTP id p6-20020a05600c1d8600b0039c630b8d96so930307wms.1 for ; Tue, 14 Jun 2022 08:28:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FtwqEhPzT3nHMQBDGkRoV01F2A3n7O/yvr9Y5995Vdg=; b=SHTdE/B1anm+KTXgFUlR9XtmyEn8Z7y1lh0952BAvsNurbLIU/sod4Cf9Wdyusvs5K Lf1fhv3XfFwEzHGXYB9pQBCE3AKV2A6AC7jLGMzFqnefhVSd+QpyADNCUqroIw/onYRh XSuJoYmjowrTlElIuBlLek9Oz9G8BJGBL+4y4NqGjBJnBn1YvTHv2QCytYfyKbY8kUa+ jYEZtzF0SpLPLuxizwdMFReim/d/iA/VUgdsP2G7wZ153ObPtVuJ1w/dSxk13B3aLOLo iqdpnoJtL5wb+i5pQQiTWbcI3hN+KfM/Ap4L+Tog6vskKlT3AKx65SFNw1Ma5utFDZ4Z HiUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FtwqEhPzT3nHMQBDGkRoV01F2A3n7O/yvr9Y5995Vdg=; b=gjjcgSZWP85qyt85uWqupzlaQ1bPGyrFfWF3sa79yKfT3z9AKhfK7l5UN5gD2LAuYc MrRS1diRSfp/ROJgn0rJ4yGImXggDr0nIyWQMwmkINSyYiDB4LKoITePzz/hpxhl59Wu Ldn7DpOCAq7pC4418avs+Txattp5Fy0G3ZUlNA5RcTZ7VaYeXw+8VN96saxR5vo+9DVa i1t3rXOyJh27fTEUN+mUe+8SEG71g8f4kg+AJltEfUGhNJqP/BDoiHDha0tFbqTg1MXG DRRk54K7O8q8PYUnm26ttVpiqLS+Y1IgoYm9lRI6z74lXlpxInpKDEaeNXZWooYc9eL1 T8fA== X-Gm-Message-State: AOAM533ieqhZesx+gGmBtHdzGYyhfpdACzLOe8zV9GMNp+O/MWdk3erX 2kv/0U/KSloSd3Y0VeN98qEh0x7JfH4rYw== X-Google-Smtp-Source: ABdhPJzdXh3HIqbgLATKviHT276OYBtneNVKe8P9rRbvzoIglVazn8Fz8b0Ud5O53SnGllOpeigf0g== X-Received: by 2002:a7b:c758:0:b0:39c:44ce:f00f with SMTP id w24-20020a7bc758000000b0039c44cef00fmr4756849wmk.167.1655220483638; Tue, 14 Jun 2022 08:28:03 -0700 (PDT) Received: from 127.0.0.1localhost (188.28.125.106.threembb.co.uk. [188.28.125.106]) by smtp.gmail.com with ESMTPSA id v22-20020a7bcb56000000b0039482d95ab7sm13313529wmj.24.2022.06.14.08.28.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jun 2022 08:28:03 -0700 (PDT) From: Pavel Begunkov To: io-uring@vger.kernel.org Cc: Jens Axboe , asml.silence@gmail.com Subject: [PATCH liburing v2 1/3] io_uring: update headers with IORING_SETUP_SINGLE_ISSUER Date: Tue, 14 Jun 2022 16:27:34 +0100 Message-Id: X-Mailer: git-send-email 2.36.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Signed-off-by: Pavel Begunkov --- src/include/liburing/io_uring.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/include/liburing/io_uring.h b/src/include/liburing/io_uring.h index 15d9fbd..ee6ccc9 100644 --- a/src/include/liburing/io_uring.h +++ b/src/include/liburing/io_uring.h @@ -137,9 +137,12 @@ enum { * IORING_SQ_TASKRUN in the sq ring flags. Not valid with COOP_TASKRUN. */ #define IORING_SETUP_TASKRUN_FLAG (1U << 9) - #define IORING_SETUP_SQE128 (1U << 10) /* SQEs are 128 byte */ #define IORING_SETUP_CQE32 (1U << 11) /* CQEs are 32 byte */ +/* + * Only one task is allowed to submit requests + */ +#define IORING_SETUP_SINGLE_ISSUER (1U << 12) enum io_uring_op { IORING_OP_NOP,