From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Guo Subject: [PATCH] doc: add known issue for uio_pci_generic in XL710 Date: Thu, 22 Dec 2016 21:35:23 -0500 Message-ID: <1482460523-74460-1-git-send-email-jia.guo@intel.com> Cc: dev@dpdk.org, jia.guo@intel.com To: helin.zhang@intel.com, jingjing.wu@intel.com Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 28BA010D9F for ; Fri, 23 Dec 2016 03:32:06 +0100 (CET) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" When bind with uio_pci_generic in XL710, the result is failed. uio_pci_generic is not supported by XL710. Signed-off-by: Jeff Guo --- doc/guides/rel_notes/known_issues.rst | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/doc/guides/rel_notes/known_issues.rst b/doc/guides/rel_notes/known_issues.rst index 3cd4237..3abcb64 100644 --- a/doc/guides/rel_notes/known_issues.rst +++ b/doc/guides/rel_notes/known_issues.rst @@ -640,3 +640,25 @@ I40e VF may not receive packets in the promiscuous mode **Driver/Module**: Poll Mode Driver (PMD). + + +uio_pci_generic bind failed in XL710 +------------------------------------------------------- + +**Description**: + uio_pci_generic is not supported by XL710, since the errata of XL710 that the feature + about the Interrupt Status bit is not implemented.The errata is the item #71 from the + `xl710 controller spec `_. + +**Implication**: + When bind uio_pci_generic, the uio_pci_generic probe device and check the Interrupt + Status bit related feature of NICs , since it is not supported by XL710 so it return failed. + +**Resolution/Workaround**: + Do not bind to use uio_pci_generic in XL710 NICs. + +**Affected Environment/Platform**: + All. + +**Driver/Module**: + Poll Mode Driver (PMD). -- 1.9.3