From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4FE2C2D0F3 for ; Thu, 2 Apr 2020 14:35:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 881D42074D for ; Thu, 2 Apr 2020 14:35:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="fy3zDbAx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388377AbgDBOfD (ORCPT ); Thu, 2 Apr 2020 10:35:03 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:49647 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1732263AbgDBOfD (ORCPT ); Thu, 2 Apr 2020 10:35:03 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585838102; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc; bh=U5TW3tLNBoW1wE1/0X4wPl+Z8kZSp5XcsvgUrccM52w=; b=fy3zDbAxjEQ6HG+5JsOeo5n02Y+UgQkV9+TrZUCTsHpNLFUZt3WHKhd5dSGYsMApePBfhI mPDDCpl8nn6kFG9nYJRkiF/uA8dMgxjm/oiS5j6GN+Und1vydYKbshMHk6dcgGEKhBsTbW cuPNQSiC/1V91N/NVnxSfV0qnnk6Oho= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-44-Yse6U43KOUuc0iAIiMyAhA-1; Thu, 02 Apr 2020 10:34:59 -0400 X-MC-Unique: Yse6U43KOUuc0iAIiMyAhA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B3008801E5C; Thu, 2 Apr 2020 14:34:58 +0000 (UTC) Received: from MiWiFi-R3L-srv.redhat.com (ovpn-12-36.pek2.redhat.com [10.72.12.36]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0FEAB5C1B0; Thu, 2 Apr 2020 14:34:56 +0000 (UTC) From: Baoquan He To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, akpm@linux-foundation.org, bhe@redhat.com Subject: [PATVH v1 RESEND] mm: remove unused free_bootmem_with_active_regions Date: Thu, 2 Apr 2020 22:34:55 +0800 Message-Id: <20200402143455.5145-1-bhe@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since commit 397dc00e249ec64e10 ("mips: sgi-ip27: switch from DISCONTIGMEM to SPARSEMEM"), the last caller of free_bootmem_with_active_regions() was gone. Now no user calls it any more. Let's remove it. Signed-off-by: Baoquan He --- RESEND: To add linux-mm to CC list. include/linux/mm.h | 4 ---- mm/page_alloc.c | 25 ------------------------- 2 files changed, 29 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 1cd8b8f8534d..9c093f7c751d 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2363,8 +2363,6 @@ static inline unsigned long get_num_physpages(void) * memblock_add_node(base, size, nid) * free_area_init_nodes(max_zone_pfns); * - * free_bootmem_with_active_regions() calls free_bootmem_node() for each - * registered physical page range. Similarly * sparse_memory_present_with_active_regions() calls memory_present() for * each range when SPARSEMEM is enabled. * @@ -2380,8 +2378,6 @@ extern unsigned long absent_pages_in_range(unsigned long start_pfn, extern void get_pfn_range_for_nid(unsigned int nid, unsigned long *start_pfn, unsigned long *end_pfn); extern unsigned long find_min_pfn_with_active_regions(void); -extern void free_bootmem_with_active_regions(int nid, - unsigned long max_low_pfn); extern void sparse_memory_present_with_active_regions(int nid); #endif /* CONFIG_HAVE_MEMBLOCK_NODE_MAP */ diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 138a56c0f48f..2892ebeaa6c9 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -6356,31 +6356,6 @@ int __meminit __early_pfn_to_nid(unsigned long pfn, } #endif /* CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID */ -/** - * free_bootmem_with_active_regions - Call memblock_free_early_nid for each active range - * @nid: The node to free memory on. If MAX_NUMNODES, all nodes are freed. - * @max_low_pfn: The highest PFN that will be passed to memblock_free_early_nid - * - * If an architecture guarantees that all ranges registered contain no holes - * and may be freed, this this function may be used instead of calling - * memblock_free_early_nid() manually. - */ -void __init free_bootmem_with_active_regions(int nid, unsigned long max_low_pfn) -{ - unsigned long start_pfn, end_pfn; - int i, this_nid; - - for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, &this_nid) { - start_pfn = min(start_pfn, max_low_pfn); - end_pfn = min(end_pfn, max_low_pfn); - - if (start_pfn < end_pfn) - memblock_free_early_nid(PFN_PHYS(start_pfn), - (end_pfn - start_pfn) << PAGE_SHIFT, - this_nid); - } -} - /** * sparse_memory_present_with_active_regions - Call memory_present for each active range * @nid: The node to call memory_present for. If MAX_NUMNODES, all nodes will be used. -- 2.17.2