From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f200.google.com (mail-wr0-f200.google.com [209.85.128.200]) by kanga.kvack.org (Postfix) with ESMTP id 271936B03A5 for ; Thu, 13 Apr 2017 12:29:48 -0400 (EDT) Received: by mail-wr0-f200.google.com with SMTP id g31so6523568wrg.15 for ; Thu, 13 Apr 2017 09:29:48 -0700 (PDT) Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr. [192.134.164.83]) by mx.google.com with ESMTPS id j6si11736042wrj.264.2017.04.13.09.29.46 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 13 Apr 2017 09:29:47 -0700 (PDT) Date: Thu, 13 Apr 2017 18:29:46 +0200 From: Samuel Thibault Subject: Re: [RFC] Re: Costless huge virtual memory? /dev/same, /dev/null? Message-ID: <20170413162946.jxyzfdggia2gge76@var.youpi.perso.aquilenet.fr> References: <20160229162835.GA2816@var.bordeaux.inria.fr> <20170413094200.b4lftvumqt4g36hz@var.youpi.perso.aquilenet.fr> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170413094200.b4lftvumqt4g36hz@var.youpi.perso.aquilenet.fr> Sender: owner-linux-mm@kvack.org List-ID: To: Greg Kroah-Hartman , Arnd Bergmann , linux-kernel@vger.kernel.org, linux-mm@kvack.org (Ideally we'd be able to take the MAP_HUGETLB mmap flag into account to map a single huge page repeatedly, even lowering the populating cost, but AIUI of the current hugepage support it would be far from easy) Samuel -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org