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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id A32F0D2F346 for ; Tue, 13 Jan 2026 17:01:52 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8EC424060A; Tue, 13 Jan 2026 18:01:51 +0100 (CET) Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) by mails.dpdk.org (Postfix) with ESMTP id 23C95402DE for ; Tue, 13 Jan 2026 18:01:50 +0100 (CET) Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-4327790c4e9so4084635f8f.2 for ; Tue, 13 Jan 2026 09:01:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1768323709; x=1768928509; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Lml5phwIikZtdEYwwy30pcTncOJJo7tz3qnKaw0FrC0=; b=e5pOjxnHyunYB4nb7E32L5pV3oK/A92vYmioVbLPx7T3n5RpKJvAH7W9lHC7XlVjlE jKczVWX7ixwp5RabEoGv76UEIMEVfMXLgc1eSV1ayN6EpTaWTEpejHLmRBIPQHISY2eM c+DiCtQBvX7V+gZkgIb2/ICSL5YRWR2d07+5bMkirWY0mYGkUW0OUuLpQnQe5z9UlZ9o S90TKi1IfdXBukMdbyj4BnywBtaYRKKCGRWL3WVO+pBOB8xFadvjNRAddlhMuXwA3CZs +d+osZ9nyDiJBXUYzOn4As0m3D4ocGS1f1+AUzmdWE48bSsuTFnCgeUxVaHQhNIvxH1h jOZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768323709; x=1768928509; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Lml5phwIikZtdEYwwy30pcTncOJJo7tz3qnKaw0FrC0=; b=By7tbS5dRke5dfdXBu4bcmMvSmM7V+4odWp9FJBgkud1tSL09odI31bStGsvLQDqVr 8qQIsaq06UdaZCOdFOec2JCtGrhfPDd65j+tXKHaVb82ijMJBcTKIVt1CCSK5wAsQXMJ yDQ0c7NO3UqeO4idIINQhpmIGJMdN/0vJB3mySMN+kvBr3qpHreUO4qepkPC1vZk+SJh kXdkt21XBRRH4b7XWi/SmD/4QSzWlcd6I2ZLK59aRL479qV1tHGRPsVnFvesf5tYlSt0 ETRtIIa3sSGy9FNtNc6lxu3hx1Xpu1lxkV6svOM569yyc6hgnSr37pywIS3is+75giiE UT6A== X-Gm-Message-State: AOJu0YzbFwKUbQHXF9s2RqynkRUDdyXOigmRTGimBeRk2AVYJlZ/Mxgs V+WQrfxYBFBqALYWe4xsCcIH7B+VXwTvVHtIRLsnVVk4uQCHVY3PLG/gpcnFJWxz45eE2rH3W5p FDy5I X-Gm-Gg: AY/fxX6ikHkZv7ngczAaGLocbEQI7mejx1/XqhHOPN/PF9rLuL4OA30BvHdkKQiin+T hbV3DaHVPsfwqZeMeuiPwu0zqmdWKnsObZ4+6eAXOGjb1rjjUfwTaD/ifqe8NGyeE+A1ZtB15Yw XFWEO7XPFFqCTRzuI/XuMZlGYMEka51EuL65+J0Pl7mn/HpxFspFvL455zLhphlblH+O3wjnqhU OU+5Gb3qAbS46P7mmuxkPZwAGKbaA6av8opBDw/7HQW/k1LDmqihdqrB6stEMAgg4MXu/9+Zkek rlqCLRANPxa53UjTNFHt0uJ32X47fLcIM1OXfJgxA0mwH1JxOV6PLBO+wKbOVWEPeeisU9IT8GA XprHyI0RJbCsG8zDtJ6a4JX7XZKj0MFrg5aSlUnqU6Cm4JnFyzzqa/gk/BZOEmhKiKABTZflctc Do3iHtV3/MLxoV3ndFbhv0z7CN2BZCSeV4st/eVvvvNmvkgjjiKmSvo5vJct/5 X-Google-Smtp-Source: AGHT+IHBUHvlCvXDOL/as91RIQpYrFVZdY9H/95AIxCAac4iSNiOjSD9YuNwUKChGW+osVBUlYg7Qg== X-Received: by 2002:a05:600c:3493:b0:477:333a:f71f with SMTP id 5b1f17b1804b1-47d84b3471fmr262880235e9.17.1768323709363; Tue, 13 Jan 2026 09:01:49 -0800 (PST) Received: from phoenix.lan (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47ee117e607sm4282985e9.3.2026.01.13.09.01.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Jan 2026 09:01:48 -0800 (PST) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger Subject: [RFT 0/2] net/netvsc: fix race conditions Date: Tue, 13 Jan 2026 08:58:05 -0800 Message-ID: <20260113170143.70873-1-stephen@networkplumber.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260113101820.60611-1-madhukar.mythri@gmail.com> References: <20260113101820.60611-1-madhukar.mythri@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The previous patch about netvsc race conditions identified a real issue, but the change introduced another lock. I propose the following change generated by Claude AI. Unfortunately I no longer have free access to Azure or Hyper-V to test this so please do more complete testing. Stephen Hemminger (2): net/netvsc: fix RNDIS command concurrency issue net/netvsc: fix link status RNDIS command concurrency issue drivers/net/netvsc/hn_ethdev.c | 13 ++- drivers/net/netvsc/hn_rndis.c | 175 ++++++++++++++++++++------------- drivers/net/netvsc/hn_rndis.h | 2 - drivers/net/netvsc/hn_var.h | 4 + 4 files changed, 114 insertions(+), 80 deletions(-) -- 2.51.0