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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 D06FBC433F5 for ; Thu, 16 Sep 2021 03:31:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B0A8E611C8 for ; Thu, 16 Sep 2021 03:31:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234120AbhIPDcu (ORCPT ); Wed, 15 Sep 2021 23:32:50 -0400 Received: from mail.kernel.org ([198.145.29.99]:47276 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234119AbhIPDct (ORCPT ); Wed, 15 Sep 2021 23:32:49 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id C9364611CB; Thu, 16 Sep 2021 03:31:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1631763090; bh=4xT7L+q12hgYhPDYDnRfEYIevAD09roAHACBZ1izKF0=; h=Date:From:To:Subject:From; b=uwBL1m/dZCggBgtbYZPUYw7AOn0TZaKS+eOiFyGyMXP0LAFgrWE1fDQ7YdxcSJ0tZ W5XFFjYvC8QGb9ki00mhKB9f1Du+BVbxlRiXDsVDwesn61wFx4FaHdDaKPYCe8tfIx nYs4DUPNr4z9o8F8SAZ56NQKd1DsSjThZO/9GIT0= Date: Wed, 15 Sep 2021 20:31:29 -0700 From: akpm@linux-foundation.org To: david@redhat.com, linmiaohe@huawei.com, mgorman@techsingularity.net, mm-commits@vger.kernel.org, peterz@infradead.org, sfr@canb.auug.org.au, vbabka@suse.cz Subject: + mm-page_allocc-use-helper-function-zone_spans_pfn.patch added to -mm tree Message-ID: <20210916033129.9ScHc5qgL%akpm@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/page_alloc.c: use helper function zone_spans_pfn() has been added to the -mm tree. Its filename is mm-page_allocc-use-helper-function-zone_spans_pfn.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/mm-page_allocc-use-helper-function-zone_spans_pfn.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/mm-page_allocc-use-helper-function-zone_spans_pfn.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Miaohe Lin Subject: mm/page_alloc.c: use helper function zone_spans_pfn() Use helper function zone_spans_pfn() to check whether pfn is within a zone to simplify the code slightly. Link: https://lkml.kernel.org/r/20210902121242.41607-5-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Acked-by: Mel Gorman Reviewed-by: David Hildenbrand Cc: Peter Zijlstra Cc: Stephen Rothwell Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- mm/page_alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/page_alloc.c~mm-page_allocc-use-helper-function-zone_spans_pfn +++ a/mm/page_alloc.c @@ -1581,7 +1581,7 @@ static void __meminit init_reserved_page for (zid = 0; zid < MAX_NR_ZONES; zid++) { struct zone *zone = &pgdat->node_zones[zid]; - if (pfn >= zone->zone_start_pfn && pfn < zone_end_pfn(zone)) + if (zone_spans_pfn(zone, pfn)) break; } __init_single_page(pfn_to_page(pfn), pfn, zid, nid); _ Patches currently in -mm which might be from linmiaohe@huawei.com are mm-page_allocc-remove-meaningless-vm_bug_on-in-pindex_to_order.patch mm-page_allocc-simplify-the-code-by-using-macro-k.patch mm-page_allocc-fix-obsolete-comment-in-free_pcppages_bulk.patch mm-page_allocc-use-helper-function-zone_spans_pfn.patch mm-page_allocc-avoid-allocating-highmem-pages-via-alloc_pages_exact.patch mm-page_isolation-fix-potential-missing-call-to-unset_migratetype_isolate.patch mm-page_isolation-guard-against-possible-putback-unisolated-page.patch mm-memory_hotplug-make-hwpoisoned-dirty-swapcache-pages-unmovable.patch mm-zsmallocc-close-race-window-between-zs_pool_dec_isolated-and-zs_unregister_migration.patch mm-zsmallocc-combine-two-atomic-ops-in-zs_pool_dec_isolated.patch