From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 24332A00E6 for ; Thu, 8 Aug 2019 14:40:00 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 676AD1BE32; Thu, 8 Aug 2019 14:39:59 +0200 (CEST) Received: from mail-vk1-f195.google.com (mail-vk1-f195.google.com [209.85.221.195]) by dpdk.org (Postfix) with ESMTP id 748031BE2B for ; Thu, 8 Aug 2019 14:39:57 +0200 (CEST) Received: by mail-vk1-f195.google.com with SMTP id v68so15002006vkd.1 for ; Thu, 08 Aug 2019 05:39:57 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=FNVEhrO0vmtm5GJmyUoPWpX6c8u5Rw57CkIF7+9h4Co=; b=HuEaUhfksbAc+TYHCWMeupOlotvBLePzapGSZl35lCQnCdXUJxZYMJgFXmejU0sS8y 74kMjizvBh9hxw5hAlSSICF6Y1dYRjUe36iJSaazklUzxNblhc9YF/Nj4XRh50j0qucL xD+L/Rokt4Xgwqrf8bGdDFZPYJL243MfUoKNI4UIRKAsW1qgn2odPIERJrq/uKIibNaC ufks/btYAWoTsTrGCgkEmmvfrrRPs3BA9QlYpDJKcDYRg5V7zn+97nWx9To/1a6PUID5 d860iNp2gO6YVXmyBLgfX48juVY+MGbJjfsRondQBhjf60URzYLLJMQkOhv6V5jg7Cl4 uwRg== X-Gm-Message-State: APjAAAWJurZsLGF6Vl06RJcwXW2eY5x1PKZ/TDFqNNyvf9oKQOLIyg2u ZmefTufRsZn6Z+YSCqwT6mvloe3fAnGMpsknbBjvog== X-Google-Smtp-Source: APXvYqx3aYubyxQskFIkMJ7hduijl7oIn5j0KhGxO/XjceM6VvRxFJrRS/dBhsRqSZIDiqeV1sJ63KdeOpzUUIWQgmc= X-Received: by 2002:a1f:c18e:: with SMTP id r136mr5500190vkf.53.1565267996824; Thu, 08 Aug 2019 05:39:56 -0700 (PDT) MIME-Version: 1.0 References: <20190807101204.21614-1-g.singh@nxp.com> <52183700.OczlixnxyG@xps> <20190808122900.GA8691@capper-ampere.manchester.arm.com> In-Reply-To: <20190808122900.GA8691@capper-ampere.manchester.arm.com> From: David Marchand Date: Thu, 8 Aug 2019 14:39:45 +0200 Message-ID: To: Steve Capper Cc: "hemant.agrawal@nxp.com" , Honnappa Nagarahalli , "thomas@monjalon.net" , Gagandeep Singh , dev , "Burakov, Anatoly" , Olivier Matz , Andrew Rybchenko , "Nipun.gupta@nxp.com" , "jerinj@marvell.com" , "Gavin Hu (Arm Technology China)" , Bruce Richardson , nd Content-Type: text/plain; charset="UTF-8" Subject: Re: [dpdk-dev] [PATCH] eal: change max hugepage sizes to 4 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On Thu, Aug 8, 2019 at 2:29 PM Steve Capper wrote: > > Hello, > > On Thu, Aug 08, 2019 at 10:37:20AM +0000, Hemant Agrawal wrote: > > Hi David, > > > > > > VPP usages in-memory option. So, VPP on ARM with kernel 5.2 wont' work > > > without this patch. > > > > > > > > > > I have been looking at the changes in the linux kernel. > > > Can you pinpoint at the commit that changed this in 5.2? > > > > > > I can see a change in the code, but in 5.0, or maybe something changed in the > > > configuration. > > > > [Hemant] I am not aware of exact patch, which changed the behavior. May be Honnappa/Steve can help here. > > > > All the possible hugetlb sizes being advertised was added in v5.0 by: > a21b0b78eaf7 arm64: hugetlb: Register hugepages during arch init > > (Some more recent patches changed the constants used but the logic > remained the same). Ah, thanks for confirming :-). -- David Marchand