From nobody Sun Feb 8 14:55:16 2026 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 D451AE95A67 for ; Sun, 8 Oct 2023 01:33:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344290AbjJHBdY (ORCPT ); Sat, 7 Oct 2023 21:33:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234207AbjJHBdV (ORCPT ); Sat, 7 Oct 2023 21:33:21 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 237F4B6 for ; Sat, 7 Oct 2023 18:33:20 -0700 (PDT) Received: from dggpemm500009.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4S34Lh2dH9ztTD8; Sun, 8 Oct 2023 09:28:44 +0800 (CST) Received: from huawei.com (10.175.113.32) by dggpemm500009.china.huawei.com (7.185.36.225) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Sun, 8 Oct 2023 09:33:17 +0800 From: Liu Shixin To: Catalin Marinas , Patrick Wang , Andrew Morton CC: , , Liu Shixin Subject: [PATCH v2 1/4] bootmem: use kmemleak_free_part_phys in put_page_bootmem Date: Sun, 8 Oct 2023 10:33:14 +0800 Message-ID: <20231008023317.3015699-2-liushixin2@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231008023317.3015699-1-liushixin2@huawei.com> References: <20231008023317.3015699-1-liushixin2@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.113.32] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500009.china.huawei.com (7.185.36.225) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Since kmemleak_alloc_phys() rather than kmemleak_alloc() was called from memblock_alloc_range_nid(), kmemleak_free_part_phys() should be used to delete kmemleak object in put_page_bootmem(). In debug mode, there are following warning: kmemleak: Partially freeing unknown object at 0xffff97345aff7000 (size 409= 6) Fixes: dd0ff4d12dd2 ("bootmem: remove the vmemmap pages from kmemleak in pu= t_page_bootmem") Signed-off-by: Liu Shixin Acked-by: Catalin Marinas --- mm/bootmem_info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/bootmem_info.c b/mm/bootmem_info.c index b1efebfcf94b..fa7cb0c87c03 100644 --- a/mm/bootmem_info.c +++ b/mm/bootmem_info.c @@ -34,7 +34,7 @@ void put_page_bootmem(struct page *page) ClearPagePrivate(page); set_page_private(page, 0); INIT_LIST_HEAD(&page->lru); - kmemleak_free_part(page_to_virt(page), PAGE_SIZE); + kmemleak_free_part_phys(PFN_PHYS(page_to_pfn(page)), PAGE_SIZE); free_reserved_page(page); } } --=20 2.25.1