From mboxrd@z Thu Jan 1 00:00:00 1970 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 6682CC433F5 for ; Wed, 23 Mar 2022 22:41:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244356AbiCWWnL (ORCPT ); Wed, 23 Mar 2022 18:43:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240425AbiCWWnK (ORCPT ); Wed, 23 Mar 2022 18:43:10 -0400 Received: from mail-pj1-x1033.google.com (mail-pj1-x1033.google.com [IPv6:2607:f8b0:4864:20::1033]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 584897CB23 for ; Wed, 23 Mar 2022 15:41:40 -0700 (PDT) Received: by mail-pj1-x1033.google.com with SMTP id o3-20020a17090a3d4300b001c6bc749227so3307146pjf.1 for ; Wed, 23 Mar 2022 15:41:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=uUhJ05/cb+wi0vSCWraGIhfxIBINvn2YCv3QCXxjOT8=; b=gYYhRY7FXxz208tV1zUubewxO65D0LYotNlMedbNpXAPduiYDF6lYkpSYqj2OUninI qa3NedMNdpHaj0IDhKqLUi8bLu1yzUQ/qCER6DiWrHKSR61YDtFb6RMRWc5n3AlShRsC JTrPFoxzDRKT0agZZnp5WNL/zFy+GiBejrx1hwIt3x9OepFCppskThcpZQmtTyFY6tQa q2m3D9xDqlEAj2lkGiWJX9BAfd4jtU9Nh6s69EcH9O5JXXKya6362u9HFzn5kzZO+QQh 25X7xmIzs5r+Wlk4CAFoqUa/e8U3rH3eTpxAXxgAhURSARmmQaS2Rci2qNQ5rZbSiYec bg+g== 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:mime-version :content-transfer-encoding; bh=uUhJ05/cb+wi0vSCWraGIhfxIBINvn2YCv3QCXxjOT8=; b=KCksQikbt6xvb2Rn+oxIeoQjNf/JEeNES/dLC+tLHbEJ/Zvf9u5imbNHDYztODIhZc ollStHTeiLA3Ay21f0Dj1yvDre+tzQWCH1FWBCz6PX+zhC2N+VTBJ94dFj/vJpEPRBTa FCWL814nIjU8aua++6oiuwes6qFwTRaMfoKW0H9qMzFTLvpYE/F0wN6dfCiD1Q9utfun GH78uvhrueGJnThxhAttZAwZYTQHr3zSA+fXUuQ8rOe10yLW0cbixB+m13dv1EbHcjxK e/GNHF9iCICunSZiK5gJToYcG7pvdvF6Dtp+hUTrzTdpp++5JVTP7FSATpU2wMDs4WwA NarA== X-Gm-Message-State: AOAM532cQGQXJcNMHM0LAPeYHyDzr2wMK7HUdbJ5CBjSDy/FL0vGngAb QKaqHIkkgeFllnGnWO7Er8FUBsdh0TCw+lqD X-Google-Smtp-Source: ABdhPJyTzcgzjCBo5zwgiGW0L9BCoJL4uIVwvln4g+14rzFOseyodG/nJPcS4vhdhKuuyjAn5AegFg== X-Received: by 2002:a17:90a:4890:b0:1bf:654e:e1a0 with SMTP id b16-20020a17090a489000b001bf654ee1a0mr14462054pjh.113.1648075299595; Wed, 23 Mar 2022 15:41:39 -0700 (PDT) Received: from localhost.localdomain ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id g5-20020a056a001a0500b004def10341e5sm867839pfv.22.2022.03.23.15.41.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Mar 2022 15:41:39 -0700 (PDT) From: Jens Axboe To: io-uring@vger.kernel.org Cc: constantine.gavrilov@gmail.com Subject: [PATCHSET v2 0/2] Fix MSG_WAITALL for IORING_OP_RECV/RECVMSG Date: Wed, 23 Mar 2022 16:41:29 -0600 Message-Id: <20220323224131.370674-1-axboe@kernel.dk> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Hi, If we get a partial receive, we don't retry even if MSG_WAITALL is set. Ensure that we retry for the remainder in that case. The ordering of patches may look a bit odd here, but it's done this way to make it easier to handle for the stable backport. v2: - Only do it for SOCK_STREAM/SOCK_SEQPACKET -- Jens Axboe