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 136FD1B58F; Wed, 19 Dec 2018 20:58:31 +0100 (CET) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id 9671021CFC; Wed, 19 Dec 2018 14:58:30 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Wed, 19 Dec 2018 14:58:30 -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=0kvENOV/eXSaNXXSTgTwMup5V4rStBuz3SoVlIm3e4I=; b=Nr/pXMe7BH// B0m3wEAhKSoany85RvRHJcTINrhaJTXdw/6GijVUO9m8tElKBYKnMnNk7VKNsrKH HBnlf6gR2tXFvP3V2VpxXWCB6yQfetsimydZzJXzuh2u8k0DJTlymZCDFqrHYjRH q6mhFPC9XG8URDriaWL1gQZQwL8MnxA= 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=0kvENOV/eXSaNXXSTgTwMup5V4rStBuz3SoVlIm3e 4I=; b=Ikx+z8W8Q0vZUf7GU/oUyjuvANYpfIfv6UCn1opppSoGNYj/g69DVrJ4Z 14p+zyG9vgWCL8EyD/9nR440POW3U9B5tr5yVzEFrA8aBLOCJeofCp0B8jlhHLQZ sk7npe2AofC1LP8u9MAcDxlZLTOlSBna7yWnh3HTWJJjwp8Wol1bKIWX3TBoFnIN ZYcqpvKvs2g/7+KVUjOnFIyECAE00n3KQMZ+ya7jEWgkhKMHCC31K5JTnitX7hO5 1IkZzRAbto3uV5IdvFG9jvapkbjH8CMAYxclfToh+LZHCfyl3d5mc8AjeFuQQvuR 1s0VpuZ75NEVUAMbmKQfinN8YIhXA== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedtkedrudejtddgudefvdcutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfhuthenuceurghilhhouhhtmecu fedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephffvufffkf gjfhgggfgtsehtufertddttddvnecuhfhrohhmpefvhhhomhgrshcuofhonhhjrghlohhn uceothhhohhmrghssehmohhnjhgrlhhonhdrnhgvtheqnecukfhppeejjedrudefgedrvd dtfedrudekgeenucfrrghrrghmpehmrghilhhfrhhomhepthhhohhmrghssehmohhnjhgr lhhonhdrnhgvthenucevlhhushhtvghrufhiiigvpedt 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 E7F89E4472; Wed, 19 Dec 2018 14:58:28 -0500 (EST) From: Thomas Monjalon To: Ferruh Yigit Cc: dev@dpdk.org, stable@dpdk.org, Tom Barbette , Yongseok Koh , Konstantin Ananyev , Bruce Richardson Date: Wed, 19 Dec 2018 20:58:26 +0100 Message-ID: <1772993.ZpFq8iN2Ki@xps> In-Reply-To: <20181219192904.61934-1-ferruh.yigit@intel.com> References: <20181219192904.61934-1-ferruh.yigit@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH] mk: fix scope of disabling AVX512F support 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, 19 Dec 2018 19:58:31 -0000 19/12/2018 20:29, Ferruh Yigit: > AVX512 was disabled for GCC because of Bugzilla issue 97 [1], > the GCC defect submitted for the issue [2] highlighted that this is > a known binutils version 2.30 issue. > > Narrowed the scope of no-avx512 to the this specific binutils version. [...] > # disable AVX512F support of gcc as a workaround for Bug 97 > ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y) > +ifneq ($(filter 2.30%,$(LD_VERSION)),) > MACHINE_CFLAGS += -mno-avx512f I think we should print a warning here. There is a function $(warning) or $(info) for such case.