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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 25D61CA9EA9 for ; Fri, 18 Oct 2019 17:20:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3F09821897 for ; Fri, 18 Oct 2019 17:20:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2409789AbfJRRUG (ORCPT ); Fri, 18 Oct 2019 13:20:06 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:55278 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405285AbfJRRUG (ORCPT ); Fri, 18 Oct 2019 13:20:06 -0400 Received: from localhost (unknown [IPv6:2603:3023:50c:85e1:5314:1b70:2a53:887e]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 66A9C11D4071A; Fri, 18 Oct 2019 10:20:05 -0700 (PDT) Date: Fri, 18 Oct 2019 13:20:04 -0400 (EDT) Message-Id: <20191018.132004.44442251462291428.davem@davemloft.net> To: sgarzare@redhat.com Cc: netdev@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, stefanha@redhat.com, virtualization@lists.linux-foundation.org Subject: Re: [PATCH net 0/2] vsock/virtio: make the credit mechanism more robust From: David Miller In-Reply-To: <20191017124403.266242-1-sgarzare@redhat.com> References: <20191017124403.266242-1-sgarzare@redhat.com> X-Mailer: Mew version 6.8 on Emacs 26.2 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 18 Oct 2019 10:20:05 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Stefano Garzarella Date: Thu, 17 Oct 2019 14:44:01 +0200 > This series makes the credit mechanism implemented in the > virtio-vsock devices more robust. > Patch 1 sends an update to the remote peer when the buf_alloc > change. > Patch 2 prevents a malicious peer (especially the guest) can > consume all the memory of the other peer, discarding packets > when the credit available is not respected. Series applied, thanks.