From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx174.postini.com [74.125.245.174]) by kanga.kvack.org (Postfix) with SMTP id 49FC26B0062 for ; Tue, 8 Jan 2013 10:37:27 -0500 (EST) Received: by mail-vb0-f44.google.com with SMTP id fc26so508696vbb.17 for ; Tue, 08 Jan 2013 07:37:26 -0800 (PST) MIME-Version: 1.0 In-Reply-To: References: <20130105152208.GA3386@redhat.com> From: Linus Torvalds Date: Tue, 8 Jan 2013 07:37:06 -0800 Message-ID: Subject: Re: oops in copy_page_rep() Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org List-ID: To: Hillf Danton Cc: Hugh Dickins , Dave Jones , Linux Kernel , Andrea Arcangeli , Andrew Morton , Mel Gorman , Linux-MM On Tue, Jan 8, 2013 at 5:04 AM, Hillf Danton wrote: > On Tue, Jan 8, 2013 at 1:34 AM, Linus Torvalds > wrote: >> >> Hmm. Is there some reason we never need to worry about it for the >> "pmd_numa()" case just above? >> >> A comment about this all might be a really good idea. >> > Yes Sir, added. Heh. I was more thinking about why do_huge_pmd_wp_page() needs it, but do_huge_pmd_numa_page() does not. Also, do we actually need it for huge_pmd_set_accessed()? The *placement* of that thing confuses me. And because it confuses me, I'd like to understand it. Linus -- 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