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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27485C433F5 for ; Fri, 25 Feb 2022 07:10:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238015AbiBYHLB (ORCPT ); Fri, 25 Feb 2022 02:11:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53558 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238016AbiBYHKy (ORCPT ); Fri, 25 Feb 2022 02:10:54 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 778C91E2FC3 for ; Thu, 24 Feb 2022 23:10:21 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 349E0B82A97 for ; Fri, 25 Feb 2022 07:10:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6761C340E7; Fri, 25 Feb 2022 07:10:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1645773018; bh=S/hRT/RkJkWl5bp2hWIG6Sn0UGIBAVP2XbLBJpJFmhk=; h=Date:To:From:Subject:From; b=Snp5yYzhg4Cg/zbX4eBT2lDQCaEvKb0IqnGws8hBPqsHlf9cr8L5qNkp7uA7ZaKFy uT9Ac0ZfBbGu3E8UhoHX8k/XXRAx29XeFqiSORR7tnmn/Vpiz75GYrf7YZKPBThBHA /G/SYNPyuHqc83vFmBSG58kKrgBsau80iVVYaxhM= Date: Thu, 24 Feb 2022 23:10:18 -0800 To: mm-commits@vger.kernel.org, linmiaohe@huawei.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-use-helper-macro-min-and-max-in-unmap_mapping_range_tree.patch added to -mm tree Message-Id: <20220225071018.C6761C340E7@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/memory.c: use helper macro min and max in unmap_mapping_range_tree() has been added to the -mm tree. Its filename is mm-use-helper-macro-min-and-max-in-unmap_mapping_range_tree.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/mm-use-helper-macro-min-and-max-in-unmap_mapping_range_tree.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/mm-use-helper-macro-min-and-max-in-unmap_mapping_range_tree.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/memory.c: use helper macro min and max in unmap_mapping_range_tree() Use helper macro min and max to help simplify the code logic. Minor readability improvement. Link: https://lkml.kernel.org/r/20220224121134.35068-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Signed-off-by: Andrew Morton --- mm/memory.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) --- a/mm/memory.c~mm-use-helper-macro-min-and-max-in-unmap_mapping_range_tree +++ a/mm/memory.c @@ -3350,12 +3350,8 @@ static inline void unmap_mapping_range_t vma_interval_tree_foreach(vma, root, first_index, last_index) { vba = vma->vm_pgoff; vea = vba + vma_pages(vma) - 1; - zba = first_index; - if (zba < vba) - zba = vba; - zea = last_index; - if (zea > vea) - zea = vea; + zba = max(first_index, vba); + zea = min(last_index, vea); unmap_mapping_range_vma(vma, ((zba - vba) << PAGE_SHIFT) + vma->vm_start, _ Patches currently in -mm which might be from linmiaohe@huawei.com are mm-memremap-avoid-calling-kasan_remove_zero_shadow-for-device-private-memory.patch filemap-remove-find_get_pages.patch mm-use-helper-function-range_in_vma.patch mm-use-helper-macro-min-and-max-in-unmap_mapping_range_tree.patch mm-sparse-make-mminit_validate_memmodel_limits-static.patch mm-vmalloc-remove-unneeded-function-forward-declaration.patch mm-mmzoneh-remove-unused-macros.patch mm-memory-failurec-minor-clean-up-for-memory_failure_dev_pagemap.patch mm-memory-failurec-catch-unexpected-efault-from-vma_address.patch mm-memory-failurec-rework-the-signaling-logic-in-kill_proc.patch mm-memory-failurec-fix-race-with-changing-page-more-robustly.patch mm-memory-failurec-remove-pageslab-check-in-hwpoison_filter_dev.patch mm-memory-failurec-rework-the-try_to_unmap-logic-in-hwpoison_user_mappings.patch mm-memory-failurec-remove-obsolete-comment-in-__soft_offline_page.patch mm-memory-failurec-remove-unnecessary-pagetranstail-check.patch mm-hwpoison-inject-support-injecting-hwpoison-to-free-page.patch mm-hugetlb-use-helper-macro-__attr_rw.patch mm-ksm-use-helper-macro-__attr_rw.patch mm-balloon_compaction-make-balloon-page-compaction-callbacks-static.patch mm-memory_hotplug-remove-obsolete-comment-of-__add_pages.patch mm-memory_hotplug-avoid-calling-zone_intersects-for-zone_normal.patch mm-memory_hotplug-clean-up-try_offline_node.patch mm-memory_hotplug-fix-misplaced-comment-in-offline_pages.patch mm-highmem-remove-unnecessary-done-label.patch mm-hmmc-remove-unneeded-local-variable-ret.patch kernel-ksysfsc-use-helper-macro-__attr_rw.patch kernel-resource-fix-kfree-of-bootmem-memory-again.patch