From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933644Ab3CYWg6 (ORCPT ); Mon, 25 Mar 2013 18:36:58 -0400 Received: from mail-pb0-f44.google.com ([209.85.160.44]:51584 "EHLO mail-pb0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933435Ab3CYWg4 (ORCPT ); Mon, 25 Mar 2013 18:36:56 -0400 Date: Mon, 25 Mar 2013 15:36:54 -0700 (PDT) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Andrew Morton cc: KOSAKI Motohiro , Russ Anderson , Ingo Molnar , "linux-mm@kvack.org" , LKML , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" Subject: Re: [patch] mm: speedup in __early_pfn_to_nid In-Reply-To: <20130325143400.d226b1f7b64a209b86dd4151@linux-foundation.org> Message-ID: References: <20130318155619.GA18828@sgi.com> <20130321105516.GC18484@gmail.com> <20130322072532.GC10608@gmail.com> <20130323152948.GA3036@sgi.com> <20130325143400.d226b1f7b64a209b86dd4151@linux-foundation.org> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 25 Mar 2013, Andrew Morton wrote: > > Um, defining them in a __meminit function places them in .meminit.data > > already. > > I wish it did, but it doesn't. > $ objdump -t mm/page_alloc.o | grep last_start_pfn 0000000000000240 l O .meminit.data 0000000000000008 last_start_pfn.34345 What version of gcc are you using? From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na6sys010bmx080.postini.com [74.125.246.180]) by kanga.kvack.org (Postfix) with SMTP id 033FB6B00AA for ; Mon, 25 Mar 2013 18:36:56 -0400 (EDT) Received: by mail-pd0-f175.google.com with SMTP id t10so489243pdi.20 for ; Mon, 25 Mar 2013 15:36:56 -0700 (PDT) Date: Mon, 25 Mar 2013 15:36:54 -0700 (PDT) From: David Rientjes Subject: Re: [patch] mm: speedup in __early_pfn_to_nid In-Reply-To: <20130325143400.d226b1f7b64a209b86dd4151@linux-foundation.org> Message-ID: References: <20130318155619.GA18828@sgi.com> <20130321105516.GC18484@gmail.com> <20130322072532.GC10608@gmail.com> <20130323152948.GA3036@sgi.com> <20130325143400.d226b1f7b64a209b86dd4151@linux-foundation.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: KOSAKI Motohiro , Russ Anderson , Ingo Molnar , "linux-mm@kvack.org" , LKML , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" On Mon, 25 Mar 2013, Andrew Morton wrote: > > Um, defining them in a __meminit function places them in .meminit.data > > already. > > I wish it did, but it doesn't. > $ objdump -t mm/page_alloc.o | grep last_start_pfn 0000000000000240 l O .meminit.data 0000000000000008 last_start_pfn.34345 What version of gcc are you using? -- 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