From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx150.postini.com [74.125.245.150]) by kanga.kvack.org (Postfix) with SMTP id 4BD426B007E for ; Fri, 24 Feb 2012 09:51:20 -0500 (EST) Received: by qauh8 with SMTP id h8so343832qau.14 for ; Fri, 24 Feb 2012 06:51:19 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20120224114748.720ee79a.kamezawa.hiroyu@jp.fujitsu.com> References: <1326912662-18805-1-git-send-email-asharma@fb.com> <4F468888.9090702@fb.com> <20120224114748.720ee79a.kamezawa.hiroyu@jp.fujitsu.com> Date: Fri, 24 Feb 2012 20:21:18 +0530 Message-ID: Subject: Re: [PATCH] mm: Enable MAP_UNINITIALIZED for archs with mmu From: Balbir Singh Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org List-ID: To: Arun Sharma Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, KAMEZAWA Hiroyuki On Fri, Feb 24, 2012 at 8:17 AM, KAMEZAWA Hiroyuki wrote: >> They don't have access to each other's VMAs, but if "accidentally" one >> of them comes across an uninitialized page with data from another task, >> it's not a violation of the security model. Can you expand more on the single address space model? Balbir -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org