From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5A81729B79B; Thu, 11 Dec 2025 05:21:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765430509; cv=none; b=um2DfD2yGGXu9X1Khu7LH/SyO2qIJ7tur22cmdxP+dSybcOqpyw86ijl7mLMfeHg7dsKI/8u62e9VWFd+Imh0X+xpUjbtUUfpG0Oe7zEisPLVyxsrjh+FJjs1pLOrjoAnEWxk6wO13VxTWPGM3t+hJkV6f5n9V9MH46+ablU8HU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765430509; c=relaxed/simple; bh=OMWsm1iBM7byGpIJdrYg85fUijHjOw33YpJot5aABSc=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=EFvTugDry2vfqcgnaeM9toG3c+cdxDtslNCGhwSJZGd0/44kGhFKHLYuSpBHt+j0mP5P3HuOE/WqiVTDrAHuK+gTbHFLqVhHMS/1mi2tVxNH7AF6dXZmZA6oeQF8lWmZt1Qy7kBaZTPXlE+l5N6YQ1A2hJpi7EYuUoYy2VL4Hxw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aF20OH89; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aF20OH89" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 933F0C4CEFB; Thu, 11 Dec 2025 05:21:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1765430508; bh=OMWsm1iBM7byGpIJdrYg85fUijHjOw33YpJot5aABSc=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=aF20OH89Ffbbj7fjscKp8MVFjvoDVbV4Gbz/uHfJ20fwrtG3I1W/yQ0yHzUGmkE5/ 8sxUFAaYGBUllnti4MugpG5bLPk46TLiyU6YBwqZY3PMZYkDAZXOjsNUhrZMX5ktes uBoZFyWbX/HfYk2nuqAiwBXkDhnACArodGys9LDivdWq9YpMEP9ubdawH8E85pKJyc jJeB6Z3KRywtRYtcJvDrKUZd4Lp9wbiXfSW7Bys7iapkANCYDo/nlYFAMgD2p913IA 23vPklcn7anqmZnH/1zJFj16oLsBZ8SN22nlyCFN5XODQLYhXxMWZAZliXWLhbggK2 7BBfji3AVMW/g== Date: Thu, 11 Dec 2025 14:21:42 +0900 From: Jakub Kicinski To: Edward Adam Davis Cc: davem@davemloft.net, edumazet@google.com, eperezma@redhat.com, horms@kernel.org, jasowang@redhat.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, pabeni@redhat.com, sgarzare@redhat.com, stefanha@redhat.com, syzbot+ci3edb9412aeb2e703@syzkaller.appspotmail.com, syzbot@lists.linux.dev, syzbot@syzkaller.appspotmail.com, syzkaller-bugs@googlegroups.com, virtualization@lists.linux.dev, xuanzhuo@linux.alibaba.com Subject: Re: [PATCH net-next V3] net: restore the iterator to its original state when an error occurs Message-ID: <20251211142142.18a4a0b2@kernel.org> In-Reply-To: References: <20251210173125.281dc808@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Wed, 10 Dec 2025 18:03:14 +0800 Edward Adam Davis wrote: > > Have you investigated the other callers? Given problems with previous > > version of this patch I'm worried you have not. If you did please extend > > the commit message with the appropriate explanation. > Are you asking if I investigated other zerocopy tests? NO. I said callers. You're changing behavior of a function, is it going to break any of the callers. > The test results [T2] for this version of the patch do not show any > failures related to zerocopy.