From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yinghai Lu Subject: Re: [RFC PATCH -v3 1/2] lmb: seperate region array from lmb_region struct Date: Tue, 23 Mar 2010 10:38:38 -0700 Message-ID: <4BA8FC9E.1050806@kernel.org> References: <1269333587-1866-1-git-send-email-yinghai@kernel.org> <1269333587-1866-5-git-send-email-yinghai@kernel.org> <4BA899C2.8020208@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from hera.kernel.org ([140.211.167.34]:51652 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753429Ab0CWRkQ (ORCPT ); Tue, 23 Mar 2010 13:40:16 -0400 In-Reply-To: Sender: linux-arch-owner@vger.kernel.org List-ID: To: Thomas Gleixner Cc: Ingo Molnar , "H. Peter Anvin" , Andrew Morton , David Miller , Benjamin Herrenschmidt , Linus Torvalds , linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org On 03/23/2010 08:07 AM, Thomas Gleixner wrote: > On Tue, 23 Mar 2010, Yinghai Lu wrote: > >> >> lmb_init() connect them back. >> >> also add region_array_size in lmb_region to tack the region array size. >> >> -v3: seperate lmb core change to seperated patch >> >> Signed-off-by: Yinghai Lu >> >> --- >> include/linux/lmb.h | 5 ++++- >> lib/lmb.c | 11 ++++++++++- >> 2 files changed, 14 insertions(+), 2 deletions(-) >> >> Index: linux-2.6/include/linux/lmb.h >> =================================================================== >> --- linux-2.6.orig/include/linux/lmb.h >> +++ linux-2.6/include/linux/lmb.h >> @@ -26,7 +26,8 @@ struct lmb_property { >> struct lmb_region { >> unsigned long cnt; >> u64 size; >> - struct lmb_property region[MAX_LMB_REGIONS+1]; >> + struct lmb_property *region; >> + unsigned long region_array_size; >> }; >> >> struct lmb { >> @@ -37,6 +38,8 @@ struct lmb { >> }; >> >> extern struct lmb lmb; >> +extern struct lmb_property lmb_memory_region[MAX_LMB_REGIONS + 1]; >> +extern struct lmb_property lmb_reserved_region[MAX_LMB_REGIONS + 1]; > > Is there a reason why this needs to be exported ? > lmb_reserved_region is used in kernel/early_res.c::__check_and_double_early_res/subtract_early_res/early_res_to_bootmem later if those functions are moved lmb.c, we can make lmb_reserved_region to be static same thing to lmb_memory_region, that will be used by add_lmb_memory() later. YH