From nobody Fri Dec 19 01:14:55 2025 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 BD8F9CDB484 for ; Wed, 18 Oct 2023 09:30:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229833AbjJRJaa (ORCPT ); Wed, 18 Oct 2023 05:30:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45496 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229747AbjJRJaW (ORCPT ); Wed, 18 Oct 2023 05:30:22 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 91155F7 for ; Wed, 18 Oct 2023 02:30:20 -0700 (PDT) Received: from dggpemm500009.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4S9QTV12p7zRt62; Wed, 18 Oct 2023 17:26:38 +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; Wed, 18 Oct 2023 17:30:17 +0800 From: Liu Shixin To: Catalin Marinas , Patrick Wang , Andrew Morton , Kefeng Wang CC: , , Liu Shixin Subject: [PATCH v3 1/7] bootmem: use kmemleak_free_part_phys in put_page_bootmem Date: Wed, 18 Oct 2023 18:29:46 +0800 Message-ID: <20231018102952.3339837-2-liushixin2@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231018102952.3339837-1-liushixin2@huawei.com> References: <20231018102952.3339837-1-liushixin2@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.113.32] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) 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