From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out4-smtp.messagingengine.com (out4-smtp.messagingengine.com [66.111.4.28]) by dpdk.org (Postfix) with ESMTP id 094D01F28 for ; Sun, 18 Nov 2018 14:24:06 +0100 (CET) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id 838FB20DE0; Sun, 18 Nov 2018 08:24:06 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Sun, 18 Nov 2018 08:24:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s=mesmtp; bh=Q9N5zAMXSYOeGpP+VDF/x6OTZQ5Nfj65vQPQXldJRLY=; b=ZEnEHLZCgXSf uGrZkzg2MrkXcwVLKD4voUgre/J7eHuCL9kxY0ImxWGa86Ku0nMXEiEYLhruVBla a6DIWc10R6etNdHipK7zF97mJFj395HaFm1t0HI92WvNjTVuFZIe2RaspNKGo3bg lAkWe53D4MCWkWnqIzaThyKRDAdwUhs= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; bh=Q9N5zAMXSYOeGpP+VDF/x6OTZQ5Nfj65vQPQXldJR LY=; b=qqCsQKx3NgnWwx5pPW7elT+XH1j83L9Q19n83y8stTHmtxWl+SPLEeNs4 IxqUmncFEd8ppnH5J+bU9VyePuKe8ZpKO1O+THA3TDNEZLhJ/wmZeyD9W5zzuHfc ci79Y/KvjOQDhhlnBLmUuSnhh5FWliBN3argSyCrWljneOsrfekG/zaPiPt0aGFF Joai8+L9M4i9YEksa9nKhkBFzwkmDbizrcdhMQRy3paonE8IEv0sWCINT+fS6t++ MUnCIB+2a7+RR7EG//bh2uAQ2lmK1WDrMjGo7Ztjd7wr2HC2qrMW9MbPNoj5ztEB RfV5AzFwfk6Z5dMxODmJwwnSDa/+A== X-ME-Sender: X-ME-Proxy: Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id 30DCDE47C4; Sun, 18 Nov 2018 08:24:05 -0500 (EST) From: Thomas Monjalon To: Christian Ehrhardt Cc: dev@dpdk.org, Luca Boccassi , Bruce Richardson Date: Sun, 18 Nov 2018 14:24:04 +0100 Message-ID: <2310639.fA7hNCVAbZ@xps> In-Reply-To: References: <20181114135445.GA13408@bricha3-MOBL.ger.corp.intel.com> <20181114143315.2695-1-christian.ehrhardt@canonical.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH v3] build: establish an invariant machine type X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Nov 2018 13:24:07 -0000 14/11/2018 20:39, Christian Ehrhardt: > On Wed, Nov 14, 2018 at 3:33 PM 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 'default'. > > > > Changes in v2: > > - fixed the non 64 bit arm default type > > - changed baseline to default to match the old build system > > > > Changes in v3: > > - add acked-by's > > - removed old wording from commit message > > - adding Fixes line per request by Luca Boccassi > > FYI: I'll drop the version update from the commit (I didn't have a > cover letter to add them instead). You don't need a cover letter for changelogs. You can insert it after --- Usually, I insert changelogs between two --- lines.