From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932292Ab1DGCJD (ORCPT ); Wed, 6 Apr 2011 22:09:03 -0400 Received: from hera.kernel.org ([140.211.167.34]:51056 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756997Ab1DGCJA (ORCPT ); Wed, 6 Apr 2011 22:09:00 -0400 Date: Thu, 7 Apr 2011 02:08:50 GMT From: tip-bot for Tejun Heo Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, yinghai@kernel.org, tj@kernel.org, tglx@linutronix.de, rientjes@google.com Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, yinghai@kernel.org, tj@kernel.org, tglx@linutronix.de, rientjes@google.com In-Reply-To: <1301955840-7246-14-git-send-email-tj@kernel.org> References: <1301955840-7246-14-git-send-email-tj@kernel.org> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/numa] x86-32, numa: Remove redundant node_remap_size[] Message-ID: Git-Commit-ID: 198bd06bbfde2984027e91f64c55eb19a7034a27 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Thu, 07 Apr 2011 02:08:51 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 198bd06bbfde2984027e91f64c55eb19a7034a27 Gitweb: http://git.kernel.org/tip/198bd06bbfde2984027e91f64c55eb19a7034a27 Author: Tejun Heo AuthorDate: Tue, 5 Apr 2011 00:23:59 +0200 Committer: H. Peter Anvin CommitDate: Wed, 6 Apr 2011 17:57:50 -0700 x86-32, numa: Remove redundant node_remap_size[] Remap area size can be determined from node_remap_start_vaddr[] and node_remap_end_vaddr[] making node_remap_size[] redundant. Remove it. While at it, make resume_map_numa_kva() use @nr_pages for number of pages instead of @size. Signed-off-by: Tejun Heo Link: http://lkml.kernel.org/r/1301955840-7246-14-git-send-email-tj@kernel.org Acked-by: Yinghai Lu Cc: David Rientjes Signed-off-by: H. Peter Anvin --- arch/x86/mm/numa_32.c | 10 ++++------ 1 files changed, 4 insertions(+), 6 deletions(-) diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 960ea7b..f325e6f 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c @@ -104,7 +104,6 @@ extern unsigned long highend_pfn, highstart_pfn; #define LARGE_PAGE_BYTES (PTRS_PER_PTE * PAGE_SIZE) -static unsigned long node_remap_size[MAX_NUMNODES]; static void *node_remap_start_vaddr[MAX_NUMNODES]; void set_pmd_pfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags); @@ -214,15 +213,16 @@ void resume_map_numa_kva(pgd_t *pgd_base) int node; for_each_online_node(node) { - unsigned long start_va, start_pfn, size, pfn; + unsigned long start_va, start_pfn, nr_pages, pfn; start_va = (unsigned long)node_remap_start_vaddr[node]; start_pfn = node_remap_start_pfn[node]; - size = node_remap_size[node]; + nr_pages = (node_remap_end_vaddr[node] - + node_remap_start_vaddr[node]) >> PAGE_SHIFT; printk(KERN_DEBUG "%s: node %d\n", __func__, node); - for (pfn = 0; pfn < size; pfn += PTRS_PER_PTE) { + for (pfn = 0; pfn < nr_pages; pfn += PTRS_PER_PTE) { unsigned long vaddr = start_va + (pfn << PAGE_SHIFT); pgd_t *pgd = pgd_base + pgd_index(vaddr); pud_t *pud = pud_offset(pgd, vaddr); @@ -294,8 +294,6 @@ static __init void init_alloc_remap(int nid) /* initialize remap allocator parameters */ node_remap_start_pfn[nid] = node_pa >> PAGE_SHIFT; - node_remap_size[nid] = size >> PAGE_SHIFT; - node_remap_start_vaddr[nid] = remap_va; node_remap_end_vaddr[nid] = remap_va + size; node_remap_alloc_vaddr[nid] = remap_va;