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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 83CC4C433EF for ; Sat, 4 Jun 2022 03:01:26 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 8F98D8D0002; Fri, 3 Jun 2022 23:01:25 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 8AC8A8D0001; Fri, 3 Jun 2022 23:01:25 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 799318D0002; Fri, 3 Jun 2022 23:01:25 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 661B48D0001 for ; Fri, 3 Jun 2022 23:01:25 -0400 (EDT) Received: from smtpin29.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay13.hostedemail.com (Postfix) with ESMTP id 4107261749 for ; Sat, 4 Jun 2022 03:01:25 +0000 (UTC) X-FDA: 79539052530.29.2C30E8A Received: from mail-yb1-f179.google.com (mail-yb1-f179.google.com [209.85.219.179]) by imf16.hostedemail.com (Postfix) with ESMTP id D99B9180007 for ; Sat, 4 Jun 2022 03:01:06 +0000 (UTC) Received: by mail-yb1-f179.google.com with SMTP id f34so16791710ybj.6 for ; Fri, 03 Jun 2022 20:01:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=ewMgCGOsQ1FxmxdvCIZNwEIAt8nDNWHxM1ob+w0hhVs=; b=X/im8WVlax5+ol2CNNKIThbSUjdi+Vh3Pe4wnsHRp6FqgXQqkqAHmxeHE4USsFm5bo Oh/okEljdH9Buv+zXhNaElVDP7ZaLZre77qUze/UQyoSMeMS241Q62yhnmMwuB7vEEp8 0Du/7RDOfoJG5cHQDbYLIfAdGdfqI1QBVUiawvrVSeOrCXVTbbG7p5Ab7ylHVDgfWAtj px7Z+CXBBwTZ/7Gr48hGtpYLvMnnMGTYkwXI6/hcsVDY4RJK00IQ7Vg7MoZFWCbMYuGi 3TV68Sdj/k1ou6etrYtQl1+QCCIZWh0wWGVGAiGKjUFkyhPM+lIIlyTRkf3De8Fg3pVx B45w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=ewMgCGOsQ1FxmxdvCIZNwEIAt8nDNWHxM1ob+w0hhVs=; b=JjHA6SMsCkvt6myIcpcBxk359DlcKlOaAqFw4Xu7xftf3uezOSxxeZsGZjqj3n5GKu sBABut5hrD7mpczNzPAGnKiv4e/S51mJ+R0kYyiuhJ4ge8qAj7i6eZjphC/dLXKhKnnN PsMg/Ayd+wQs8eW5YygK7oidoChtgdfLU4FqehkNEQMxreSTVaraVRKPqRB3Zs1rB7PW AmKmPJH3rVnBt45VdVLjs1yi/9UN4AYkJfPo8ycoKe4OkwIFW2ET/dt/9cLppP9IlHLh BMDrz/aQBckkuyIuoFfAa9d9xr68EEQcEwjF6jQ4D/Ggp1szfW1DQWiiGWBRe4Iu5131 IPow== X-Gm-Message-State: AOAM531w3PmVo4/5T93I5H5STOMUtNrNVTDri5FtO42IEVeBpym0jNbr KJfOPEWhzXfOEyIhRuheEIIhlW7/+G5XPtZ4488= X-Google-Smtp-Source: ABdhPJwcUFG66mxqZltFJCzIPadd+i0ZcbH9bRlYrjHajqkO7z1c3HPjm4MGxY2WP2kd0Rl6FNIxiXJatWytpcohhdc= X-Received: by 2002:a5b:20b:0:b0:65c:a0cf:812b with SMTP id z11-20020a5b020b000000b0065ca0cf812bmr14027400ybl.48.1654311684032; Fri, 03 Jun 2022 20:01:24 -0700 (PDT) MIME-Version: 1.0 References: <20220603035415.1243913-1-patrick.wang.shcn@gmail.com> In-Reply-To: From: patrick wang Date: Sat, 4 Jun 2022 11:01:13 +0800 Message-ID: Subject: Re: [PATCH v2 0/4] mm: kmemleak: store objects allocated with physical address separately and check when scan To: Catalin Marinas Cc: Andrew Morton , "open list:MEMORY MANAGEMENT" , linux-kernel@vger.kernel.org, Yee Lee Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: 8k35p77gup1buqcudf95rz5z6y5xe8tg X-Rspam-User: Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b="X/im8WVl"; spf=pass (imf16.hostedemail.com: domain of patrick.wang.shcn@gmail.com designates 209.85.219.179 as permitted sender) smtp.mailfrom=patrick.wang.shcn@gmail.com; dmarc=pass (policy=none) header.from=gmail.com X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: D99B9180007 X-HE-Tag: 1654311666-785368 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Jun 3, 2022 at 7:01 PM Catalin Marinas wrote: > > On Fri, Jun 03, 2022 at 11:54:11AM +0800, Patrick Wang wrote: > > Patrick Wang (4): > > mm: kmemleak: add OBJECT_PHYS flag for objects allocated with physical > > address > > mm: kmemleak: add rbtree for objects allocated with physical address > > mm: kmemleak: handle address stored in object based on its type > > mm: kmemleak: kmemleak_*_phys() set address type and check PA when > > scan > > This looks fine at a very quick look but I'll do a in-depth review next > week. One more thing needed is to remove the min_count argument to > kmemleak_alloc_phys() and assume it's always 0. After this series we > can't track them for leaking anyway. Will do in the next version. Thanks, Patrick