From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) by dpdk.org (Postfix) with ESMTP id 556D37D52 for ; Wed, 23 Aug 2017 22:49:16 +0200 (CEST) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id EF58020C03; Wed, 23 Aug 2017 16:49:15 -0400 (EDT) Received: from frontend2 ([10.202.2.161]) by compute1.internal (MEProxy); Wed, 23 Aug 2017 16:49:15 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc:x-sasl-enc; s=mesmtp; bh=3QvwhxLCiW4R68o wGhPZPHq0Rgx3F3EPqOR9aVp2Uxc=; b=F35AXVK02us3HEdBVSnPzPKMgj0bbc5 h1M018v09Fzk4HueFcpfpHLsdQt4gZvdREd0bTmIxi0L2IUjlmyCy8i0GbG2LlZV 4HBVEUTqE2F6OkwQoSADV5KLeA/rWZ7skeCa/WqvULnPe9wB+dzNEy38YaS5cYBt yjH1M/IXw4Ac= 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-sender:x-me-sender:x-sasl-enc:x-sasl-enc; s= fm1; bh=3QvwhxLCiW4R68owGhPZPHq0Rgx3F3EPqOR9aVp2Uxc=; b=PxOfxREt Ccpq4DSQ++BE3bTKCIcDvTj0cBapSbUs9YZXkSAyAJerhWoGMNn5KHqL3OTyiMt/ O/BsoPhAQA1ol9YO4KHGSvam4tw7Q/raXE3yF0ryrAS4xEd31PPhcHAwznkrY9ml puD5ZBBgYL1972e3SJdJ6rY1cMGs6+keeoKRGxvo1otw6O2TWHnCXsTBzvOzNP4V k552ed2KgP+mfvyLh7y5R2lWIOraz5HPYEPO7Brx+4LzoTQvQf1/lSsBsH0mFuoo m+vPo4CrQRJWIPj6yv9sVXhWBgtQZ7prcsI++QRXpshvDdn0ZVdvzjG8d9oKgjFH FqvJUNTRm6ZHLw== X-ME-Sender: X-Sasl-enc: E06+f3E2ymb9QYXDcCylF+jxAet8Lu4V83AuKZGmB6sI 1503521355 Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id 9BCC024233; Wed, 23 Aug 2017 16:49:15 -0400 (EDT) From: Thomas Monjalon To: Sergio Gonzalez Monroy Cc: dev@dpdk.org, konstantin.ananyev@intel.com, bruce.richardson@intel.com Date: Wed, 23 Aug 2017 22:49:14 +0200 Message-ID: <6484062.ssFnLodFTS@xps> In-Reply-To: <20170823124241.17552-1-sergio.gonzalez.monroy@intel.com> References: <20170823124241.17552-1-sergio.gonzalez.monroy@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH 1/2] eal/x86: use cpuid builtin 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: Wed, 23 Aug 2017 20:49:16 -0000 Please could you explain why the asm code was used? Are you sure this builtin is implemented everywhere?