Received: by 2002:a25:5b86:0:0:0:0:0 with SMTP id p128csp1236621ybb; Thu, 28 Mar 2019 23:55:33 -0700 (PDT) X-Google-Smtp-Source: APXvYqwmjrHg18FL/F7lF1hLb/fG9ioOC+H05vrwXj9714elKmrGUinJnsi/dKizkNxhC1B/oJSi X-Received: by 2002:a63:1ce:: with SMTP id 197mr44070433pgb.47.1553842533319; Thu, 28 Mar 2019 23:55:33 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553842533; cv=none; d=google.com; s=arc-20160816; b=fRJn3HGkBNDREqP+Z4NHKEvsVGownbKqHNMRIipkwlej6xOikxnyr1EAHDhtA/Y+Se BX0eIju+nRpJre5EC7Y1MNB3YPiB1cSYXZELz2EcmmZ4QzM8WWltAITd+pZoQnKsOb5G ghOLM0YcMEkIYX54bsjzMwi3Yocot0jBvnyi8pO2BXDaFjX3QXeQktghHJT5LSAYG38R XtzNT20LzAKDzfFRFXSmgmCP1BJpRph0C9eNXEq+5UHYxZeWVwh+Z0zb3qISqtJJs6ep y2ADzVH97NDzED6oAyC3LrJiT7zWz3xqj7ECteXtejCcFvFEe+kNfUou4mIFB52ms/t7 oISw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:in-reply-to :mime-version:user-agent:date:message-id:references:subject:cc:to :from; bh=pOJFoJonfWtNPBHwpfk47vSoBEstbsrtygsePP9eGLk=; b=PbgwBIiJRMcKJ/hEe7KILBdxUmPjmaTX6OcPzzM34l2MtjodfsRBChrHi8YVMc3i3V aOJySb6UePRuCPNt4XnU7nSOrdcBajwUGdQqd35XjhDWZiA0jCZlDOhF2JlWJ44B/tmk HHzxgGCnP9JvRPq5ZvpdwNtwqDW+I1nZ2ruvBPrsHs5NTApldh3bSkpq1AOUdmZsKazB IiGNvCf7usQvkB0gmjAs/FP+gH6VfYaI+nq48GRyrWxYhHLTNA6yU6fA4WVnbKWClrux lhBmSxUWR4tsn4enFPJNbftHQYKsC92TPDIY+N2FKX5HV/rhbqAAzDXTS2YL51C1Kpmn XjrQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id n5si1195331plk.301.2019.03.28.23.55.17; Thu, 28 Mar 2019 23:55:33 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728800AbfC2Gyk (ORCPT + 99 others); Fri, 29 Mar 2019 02:54:40 -0400 Received: from relay12.mail.gandi.net ([217.70.178.232]:55077 "EHLO relay12.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728651AbfC2Gyk (ORCPT ); Fri, 29 Mar 2019 02:54:40 -0400 Received: from [192.168.0.11] (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay12.mail.gandi.net (Postfix) with ESMTPSA id D603320000A; Fri, 29 Mar 2019 06:54:27 +0000 (UTC) From: Alex Ghiti To: Mike Kravetz Cc: aneesh.kumar@linux.ibm.com, mpe@ellerman.id.au, Andrew Morton , Vlastimil Babka , Catalin Marinas , Will Deacon , Benjamin Herrenschmidt , Paul Mackerras , Martin Schwidefsky , Heiko Carstens , Yoshinori Sato , Rich Felker , "David S . Miller" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , x86@kernel.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v8 4/4] hugetlb: allow to free gigantic pages regardless of the configuration References: <20190327063626.18421-1-alex@ghiti.fr> <20190327063626.18421-5-alex@ghiti.fr> Message-ID: <206f6cc5-51a8-05cb-0d4d-4d07bbdadc7d@ghiti.fr> Date: Fri, 29 Mar 2019 02:54:26 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/28/19 4:43 PM, Mike Kravetz wrote: > On 3/26/19 11:36 PM, Alexandre Ghiti wrote: >> On systems without CONTIG_ALLOC activated but that support gigantic pages, >> boottime reserved gigantic pages can not be freed at all. This patch >> simply enables the possibility to hand back those pages to memory >> allocator. >> >> Signed-off-by: Alexandre Ghiti >> Acked-by: David S. Miller [sparc] > Thanks for all the updates > > Reviewed-by: Mike Kravetz Thanks for all your reviews :) Alex