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 5C5511F28; Sun, 18 Nov 2018 14:41:10 +0100 (CET) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id D3B292096B; Sun, 18 Nov 2018 08:41:09 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Sun, 18 Nov 2018 08:41:09 -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=uVnYMzoKz3yR3Zo9Pc64PUgdKofVtopyo5wlEQ2+wpw=; b=kpfNtA16fGpp 39TmMdzHYchkPNrNrjwwjsdHbE4VUBGcpYMhlz3mGE7qv/omlArjKIMW0LIlZRju P0qaF69yYyEnESsWm62Mv1CptxhTtQ23C/xx0l3CA0Nlk1g75tkDIglgbfQZVzU6 amnspFxieKgG57bVGCTeZgg56CUwi2E= 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=uVnYMzoKz3yR3Zo9Pc64PUgdKofVtopyo5wlEQ2+w pw=; b=csUMMcIL225HZGWb79t7NE1ejnewOKy5IQ+a6gGpr2Hhdq819/KKh/ppZ zymMNaIZxD94lMnP9aaMy2BsJ7msFs6s1WTVOpYoiZSpR2p7ZsIozDDX2n9GN26P BKuhA0pf9Vy+MymhBGee6nhqhusp/+vX28PKbUBkBfA8372h7yPwsCkZjIM7WuS2 I2KBZ0vv9Gmb4NPbzFp+CCCGjke63b3fIAVSJnA0FBPFknTEofVCUK8efPRPC42d Z4fCFBCv58AW8rnK3eURMsIRL2EkehhDaFVWB5lKX5nVzSsCuhQ45q98aXboGElR OXCaAtjw1lIKeD+WnPDAbP3hjZsWQ== 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 B97DDE4078; Sun, 18 Nov 2018 08:41:08 -0500 (EST) From: Thomas Monjalon To: David Wilder Cc: stable@dpdk.org, dev@dpdk.org, chaozhu@linux.vnet.ibm.com Date: Sun, 18 Nov 2018 14:41:07 +0100 Message-ID: <1547076.mggVMYh6Ii@xps> In-Reply-To: <20181116173538.5321-1-dwilder@us.ibm.com> References: <20181116173538.5321-1-dwilder@us.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-stable] [PATCH v3] mem: Fix anonymous mapping on Power9. X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Nov 2018 13:41:10 -0000 16/11/2018 18:35, David Wilder: > Removed the use of MAP_HUGETLB for anonymous mapping on ppc64. The > MAP_HUGETLB had previously been added to workaround issues on IBM Power8 > systems when mapping /dev/zero (see: commit > 284ae3e9ff9a92575c28c858efd2c85c8de6d440). In the current code the > MAP_HUGETLB flag will cause the anonymous mapping to fail on Power9. > Note, Power8 is currently failing to correctly mmap Hugepages, with and > without this change. > > Signed-off-by: David Wilder > Reviewed-by: Pradeep Satyanarayana Applied, thanks Note: Cc stable@dpdk.org does not make sense in this context. Backporting this patch to 17.11 would be a mistake, and 17.08 is probably not in Power9 scope.