From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bruce Richardson Subject: Re: [PATCH] build: establish an invariant machine type Date: Wed, 14 Nov 2018 13:54:46 +0000 Message-ID: <20181114135445.GA13408@bricha3-MOBL.ger.corp.intel.com> References: <20181114131838.17989-1-christian.ehrhardt@canonical.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Luca Boccassi , dev To: Christian Ehrhardt Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by dpdk.org (Postfix) with ESMTP id E14A6201 for ; Wed, 14 Nov 2018 14:54:49 +0100 (CET) Content-Disposition: inline In-Reply-To: <20181114131838.17989-1-christian.ehrhardt@canonical.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On Wed, Nov 14, 2018 at 02:18:38PM +0100, Christian Ehrhardt wrote: > Add the machine definition 'default' which is special compared > to 'native' (most optimized for current system) or any explicit > type (external entity has to decide on the type). > > It defaults to the per arch agreed common minimal baseline > needed for DPDK to reasonable work. > > That might not be the most optimized, but the most portable > version while still being able to support the CPU features > required for DPDK. > > Going forward this can be bumped up by the DPDK project, but it > can never be an invariant like 'native'. > > Distributions and other needing portable code are expected to > define the machine as 'baseline'. > Need to change 'baseline' to 'default' here. > Changes in v2: > - fixed the non 64 bit arm default type > - changed baseline to default to match the old build system > > Signed-off-by: Christian Ehrhardt Acked-by: Bruce Richardson