From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id BAEB4255 for ; Thu, 29 Jan 2015 11:23:02 +0100 (CET) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP; 29 Jan 2015 02:23:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="scan'208";a="446936300" Received: from irsmsx102.ger.corp.intel.com ([163.33.3.155]) by FMSMGA003.fm.intel.com with ESMTP; 29 Jan 2015 02:09:11 -0800 Received: from irsmsx109.ger.corp.intel.com ([169.254.13.11]) by IRSMSX102.ger.corp.intel.com ([169.254.2.28]) with mapi id 14.03.0195.001; Thu, 29 Jan 2015 10:22:58 +0000 From: "Burakov, Anatoly" To: Dan Aloni , "dev@dpdk.org" Thread-Topic: [PATCH v2] eal/linux: allow to map BARs with MSI-X tables, around them Thread-Index: AQHQO0aGY7VESi7Kr0+WEeI45T6hJJzW5EtQ Date: Thu, 29 Jan 2015 10:22:58 +0000 Message-ID: References: <1422482693-14158-1-git-send-email-dan@kernelim.com> In-Reply-To: <1422482693-14158-1-git-send-email-dan@kernelim.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [163.33.239.180] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH v2] eal/linux: allow to map BARs with MSI-X tables, around them X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 29 Jan 2015 10:23:03 -0000 Hi Dan, >=20 > While VFIO doesn't allow us to map complete BARs with MSI-X tables, > it does allow us to map around them in PAGE_SIZE granularity. There > might be adapters that provide their registers in the same BAR > but on a different page. For example, Intel's NVME adapter, though > not a network adapter, provides only one MMIO BAR that contains > the MSI-X table. >=20 > Signed-off-by: Dan Aloni > Signed-off-by: Anatoly Burakov Why is it signed-off by me? :-) Otherwise, Acked-by: Anatoly Burakov