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[217.70.183.197]) by mx.google.com with ESMTPS id m13si42091ejr.109.2019.03.09.01.32.28 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sat, 09 Mar 2019 01:32:28 -0800 (PST) Received-SPF: neutral (google.com: 217.70.183.197 is neither permitted nor denied by best guess record for domain of alex@ghiti.fr) client-ip=217.70.183.197; Authentication-Results: mx.google.com; spf=neutral (google.com: 217.70.183.197 is neither permitted nor denied by best guess record for domain of alex@ghiti.fr) smtp.mailfrom=alex@ghiti.fr X-Originating-IP: 79.86.19.127 Received: from [192.168.0.11] (127.19.86.79.rev.sfr.net [79.86.19.127]) (Authenticated sender: alex@ghiti.fr) by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id 3E27B1C0005; Sat, 9 Mar 2019 09:32:06 +0000 (UTC) From: Alex Ghiti To: Mike Kravetz Cc: Andrew Morton , Vlastimil Babka , Catalin Marinas , Will Deacon , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , 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 v6 4/4] hugetlb: allow to free gigantic pages regardless of the configuration References: <20190307132015.26970-1-alex@ghiti.fr> <20190307132015.26970-5-alex@ghiti.fr> Message-ID: <416b046e-b1c0-00e1-0773-1dd869f7e121@ghiti.fr> Date: Sat, 9 Mar 2019 04:32:05 -0500 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 3/8/19 2:05 PM, Mike Kravetz wrote: > On 3/7/19 5:20 AM, 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] > Reviewed-by: Mike Kravetz Thanks Mike, Alex