From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [PATCH v6 2/2] net/virtio: fix PCI config err handling Date: Thu, 11 Oct 2018 12:27:57 +0200 Message-ID: <2276842.FSxJgd8eX6@xps> References: <20180827165240.28322-1-bluca@debian.org> <20180828101240.12597-1-bluca@debian.org> <20180828101240.12597-2-bluca@debian.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: dev@dpdk.org, maxime.coquelin@redhat.com, zhihong.wang@intel.com, tiwei.bie@intel.com, bruce.richardson@intel.com, brian.russell@intl.att.com To: Luca Boccassi Return-path: Received: from out3-smtp.messagingengine.com (out3-smtp.messagingengine.com [66.111.4.27]) by dpdk.org (Postfix) with ESMTP id 3651B1B3A5 for ; Thu, 11 Oct 2018 12:28:00 +0200 (CEST) In-Reply-To: <20180828101240.12597-2-bluca@debian.org> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 28/08/2018 12:12, Luca Boccassi: > From: Brian Russell > > In virtio_read_caps and vtpci_msix_detect, rte_pci_read_config returns > the number of bytes read from PCI config or < 0 on error. > If less than the expected number of bytes are read then log the > failure and return rather than carrying on with garbage. > > Fixes: 6ba1f63b5ab0 ("virtio: support specification 1.0") > > Signed-off-by: Brian Russell > Signed-off-by: Luca Boccassi > --- > v2: handle additional rte_pci_read_config incomplete reads > v3: do not handle rte_pci_read_config of virtio cap, added in v2, > as it's less clear what the right thing to do there is > v4: do a more robust check - first check what the vendor is, and > skip the cap entirely if it's not what we are looking for. > v5: fetch only 2 flags bytes if the vndr is PCI_CAP_ID_MSIX > v6: fix 32bit build by changing the printf format specifier, fix patch title Tiwei did a comment on v5 and provided his Reviewed-by. Is it OK to apply v6 with its tag? All is fixed?