From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx178.postini.com [74.125.245.178]) by kanga.kvack.org (Postfix) with SMTP id A11EF6B13F0 for ; Mon, 13 Feb 2012 09:52:54 -0500 (EST) From: Dan Smith Subject: Re: [PATCH] Ensure that walk_page_range()'s start and end are page-aligned References: <1328902796-30389-1-git-send-email-danms@us.ibm.com> Date: Mon, 13 Feb 2012 06:52:52 -0800 In-Reply-To: (David Rientjes's message of "Mon, 13 Feb 2012 02:12:21 -0800 (PST)") Message-ID: <87zkcm23az.fsf@caffeine.danplanet.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org List-ID: To: David Rientjes Cc: akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org DR> It doesn't "ensure" anything without CONFIG_DEBUG_VM enabled, which DR> isn't the default. Are you proposing a change in verbiage or a stronger check? A VM_BUG_ON() seemed on par with other checks, such as the one in get_user_pages_fast(). -- Dan Smith IBM Linux Technology Center email: danms@us.ibm.com -- 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