From patchwork Wed Aug 24 12:07:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavel Begunkov X-Patchwork-Id: 12953326 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 81157C32796 for ; Wed, 24 Aug 2022 12:10:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237023AbiHXMKh (ORCPT ); Wed, 24 Aug 2022 08:10:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37648 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237217AbiHXMKZ (ORCPT ); Wed, 24 Aug 2022 08:10:25 -0400 Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD8FA3F1EA for ; Wed, 24 Aug 2022 05:10:22 -0700 (PDT) Received: by mail-ej1-x633.google.com with SMTP id bj12so16075599ejb.13 for ; Wed, 24 Aug 2022 05:10:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc; bh=ZWrfnMhWRZrECVzlS/d2YAKDet+kZUhd238kS+ld1Wc=; b=FoB0BBMIAqzcW9888SoEqjvV2RkqPi8cTUSzK/0BBs2bSHT93hUqIxh4dmnyr6R3ij QSy9eKl0sT2lqiChIl7mAmEGjVGz6Nx1cVrf+9EsKcfIV1CBXaNMGHdu9asYzfdKvDUe NHn63sTtNRz0nTZaS34cEY9PpJirnKUhjpCgZklLL4aJwMkZf7kQSEXx3DddvJlsf6QH VluSuP/aXAJD6mY1KzBhMsh41GJPZ8krs6/49ReJXFyvYATMia4uYTdtt+vMQAY4rHo9 rnnOW5WFdbCPXX/wIlYTzfvTeQSxa6eWP9MSZ3oKOgnhAlDtpgTmhvdtL/a/ahvVauLS +pWA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc; bh=ZWrfnMhWRZrECVzlS/d2YAKDet+kZUhd238kS+ld1Wc=; b=0kxExHVW7gJP9DNlIpagIpEbJopYO8DfSJ0x8KgpmUEhsaaIZpCEnD6rkb/swVlqR/ wzd6eV9lS6ycSbGCmmYF/aDuy8m7bywJMghcSXhOc2EAw+LZLc4mi0LIzmWiuLTGPNIr ivpbeOMVXa1gRie5YYfY2oPFv4435Z3JaucZ7ySdGwIT5W+yFfdp/QduqYZiwQqR/+h1 3CQCwqRs5qEQ946UMhOy6cVWiwLCUwK6Ibiz0GFRDhqVO6hfdJoPhZLq2LEsS0CDWyal 5R9RCzdhuo+Vn/KgTE5yFQ9EX/uQX5hnNxDgwu1RoF+jwjNm9r6Jgf0BvJ4RVZmVfrVd hHMg== X-Gm-Message-State: ACgBeo12l+vPvn0mLzCvKJ8ig7GP5oam/PlSoDIP+wSuN5xasjo8bZpn tiwxjBO605BEoScqPdZW74Gb2spMoIRxbA== X-Google-Smtp-Source: AA6agR4jk/SJmacMchchnnPaSl4CadwC5ucGw0TgqtTVSRkQ6ZZ9WRMOeYpv28/nPx/Y+6zXGibwew== X-Received: by 2002:a17:907:8687:b0:730:7c7b:b9ce with SMTP id qa7-20020a170907868700b007307c7bb9cemr2690326ejc.656.1661343021135; Wed, 24 Aug 2022 05:10:21 -0700 (PDT) Received: from 127.0.0.1localhost.com ([2620:10d:c092:600::2:7067]) by smtp.gmail.com with ESMTPSA id j2-20020a170906410200b007308bdef04bsm1094626ejk.103.2022.08.24.05.10.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Aug 2022 05:10:20 -0700 (PDT) From: Pavel Begunkov To: io-uring@vger.kernel.org Cc: Jens Axboe , asml.silence@gmail.com Subject: [PATCH 0/6] bunch of zerocopy send changes Date: Wed, 24 Aug 2022 13:07:37 +0100 Message-Id: X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org 4/6 adds some ordering guarantees for send vs notif CQEs. 5 and 6 save address (if any) when it goes async, so we're more consistent and don't read it twice. Pavel Begunkov (6): io_uring/net: fix must_hold annotation io_uring/net: fix zc send link failing io_uring/net: fix indention io_uring/notif: order notif vs send CQEs io_uring: conditional ->async_data allocation io_uring/net: save address for sendzc async execution io_uring/io_uring.c | 7 +++--- io_uring/net.c | 55 ++++++++++++++++++++++++++++++++++++++------- io_uring/net.h | 1 + io_uring/notif.c | 8 ++++--- io_uring/opdef.c | 4 +++- io_uring/opdef.h | 2 ++ 6 files changed, 62 insertions(+), 15 deletions(-)