From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932267Ab1DGCIl (ORCPT ); Wed, 6 Apr 2011 22:08:41 -0400 Received: from hera.kernel.org ([140.211.167.34]:51045 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757025Ab1DGCIk (ORCPT ); Wed, 6 Apr 2011 22:08:40 -0400 Date: Thu, 7 Apr 2011 02:08:28 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: <1301955840-7246-13-git-send-email-tj@kernel.org> References: <1301955840-7246-13-git-send-email-tj@kernel.org> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/numa] x86-32, numa: Remove now useless node_remap_offset[] Message-ID: Git-Commit-ID: 1d85b61baf0334dd6bb88261bec42b808204d694 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 02:08:28 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 1d85b61baf0334dd6bb88261bec42b808204d694 Gitweb: http://git.kernel.org/tip/1d85b61baf0334dd6bb88261bec42b808204d694 Author: Tejun Heo AuthorDate: Tue, 5 Apr 2011 00:23:58 +0200 Committer: H. Peter Anvin CommitDate: Wed, 6 Apr 2011 17:57:44 -0700 x86-32, numa: Remove now useless node_remap_offset[] With lowmem address reservation moved into init_alloc_remap(), node_remap_offset[] is no longer useful. Remove it and related offset handling code. Signed-off-by: Tejun Heo Link: http://lkml.kernel.org/r/1301955840-7246-13-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 | 17 ++++++----------- 1 files changed, 6 insertions(+), 11 deletions(-) diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 0184a9f..960ea7b 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c @@ -187,7 +187,6 @@ static void __init allocate_pgdat(int nid) static unsigned long node_remap_start_pfn[MAX_NUMNODES]; static void *node_remap_end_vaddr[MAX_NUMNODES]; static void *node_remap_alloc_vaddr[MAX_NUMNODES]; -static unsigned long node_remap_offset[MAX_NUMNODES]; void *alloc_remap(int nid, unsigned long size) { @@ -239,7 +238,7 @@ void resume_map_numa_kva(pgd_t *pgd_base) } #endif -static __init unsigned long init_alloc_remap(int nid, unsigned long offset) +static __init void init_alloc_remap(int nid) { unsigned long size, pfn; u64 node_pa, remap_pa; @@ -252,9 +251,9 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) printk(KERN_DEBUG "node %d pfn: [%lx - %lx]\n", nid, node_start_pfn[nid], node_end_pfn[nid]); if (node_start_pfn[nid] > max_pfn) - return 0; + return; if (!node_end_pfn[nid]) - return 0; + return; if (node_end_pfn[nid] > max_pfn) node_end_pfn[nid] = max_pfn; @@ -271,7 +270,7 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) if (node_pa == MEMBLOCK_ERROR) { pr_warning("remap_alloc: failed to allocate %lu bytes for node %d\n", size, nid); - return 0; + return; } memblock_x86_reserve_range(node_pa, node_pa + size, "KVA RAM"); @@ -282,7 +281,7 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) pr_warning("remap_alloc: failed to allocate %lu bytes remap area for node %d\n", size, nid); memblock_x86_free_range(node_pa, node_pa + size); - return 0; + return; } memblock_x86_reserve_range(remap_pa, remap_pa + size, "KVA PG"); remap_va = phys_to_virt(remap_pa); @@ -296,7 +295,6 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) /* initialize remap allocator parameters */ node_remap_start_pfn[nid] = node_pa >> PAGE_SHIFT; node_remap_size[nid] = size >> PAGE_SHIFT; - node_remap_offset[nid] = offset; node_remap_start_vaddr[nid] = remap_va; node_remap_end_vaddr[nid] = remap_va + size; @@ -304,13 +302,10 @@ static __init unsigned long init_alloc_remap(int nid, unsigned long offset) printk(KERN_DEBUG "remap_alloc: node %d [%08llx-%08llx) -> [%p-%p)\n", nid, node_pa, node_pa + size, remap_va, remap_va + size); - - return size >> PAGE_SHIFT; } void __init initmem_init(void) { - unsigned long reserve_pages = 0; int nid; /* @@ -325,7 +320,7 @@ void __init initmem_init(void) numa_init_array(); for_each_online_node(nid) - reserve_pages += init_alloc_remap(nid, reserve_pages); + init_alloc_remap(nid); #ifdef CONFIG_HIGHMEM highstart_pfn = highend_pfn = max_pfn;