From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 76E431448C0 for ; Tue, 4 Jun 2024 09:46:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717494414; cv=none; b=HdA0wKo3H2SiBUOvfGuwfOA5SRHeran0vVTn/1dgb3JSV0Ycr0xcvQw/9U4sg2GBQX4hf+iw3iLZmh/SmwnLGE2JWen5+dGHCgmHzem8OMo7GsfdfxwBBzIgFkj3pSUiWz5ycpgBlNhHHtNoXdKuQUDOGr6RJu2FFJgXKOB2dcU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717494414; c=relaxed/simple; bh=1wnMqtQJtRj3+gTWj1ugftP7U3xAwgM0JU7zBk7OL6A=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=cftn8uXYO5kH1cGrhK7lkgVnxECi+Gov0/Tc+p9xwf+FuA2z5kDz/TGyxE/Iu5bMn5qJZlezMiH7uOEFlH481OGJhtaSWxYi8iS/otqtmZ/mG0sfsqFvN0qSo6ZxVvU2rlujvnAb09fqCpwWhkYEC/dwP2kbzQWX7DYOffPCvSs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=tJ1im1G5; arc=none smtp.client-ip=115.124.30.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="tJ1im1G5" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1717494410; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=w9CWqFqz/02HJiTpzlXIXRw1jdnSg1U4CIk3OywuaOY=; b=tJ1im1G5iYKNxneVXZRPCZYzw6J+0TMSK4M1I4hbU+FD9o55WU25jA444QMQSQSoW3iAtNC93phjfBdEiBUrtnytKIwTAUy5Od3QqHbYqK+RQEdJqtjAjJMRFwaXIz+kg1fcmv8HCqRSxg17ONvKnbQPMIwAwaddgZFQ2eGnO5o= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R131e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033045046011;MF=baolin.wang@linux.alibaba.com;NM=1;PH=DS;RN=19;SR=0;TI=SMTPD_---0W7qjMxu_1717494322; Received: from 30.97.56.67(mailfrom:baolin.wang@linux.alibaba.com fp:SMTPD_---0W7qjMxu_1717494322) by smtp.aliyun-inc.com; Tue, 04 Jun 2024 17:46:49 +0800 Message-ID: Date: Tue, 4 Jun 2024 17:46:48 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 4/6] mm: shmem: add mTHP support for anonymous shmem To: Dan Carpenter , oe-kbuild@lists.linux.dev, akpm@linux-foundation.org, hughd@google.com Cc: lkp@intel.com, oe-kbuild-all@lists.linux.dev, willy@infradead.org, david@redhat.com, wangkefeng.wang@huawei.com, ying.huang@intel.com, 21cnbao@gmail.com, ryan.roberts@arm.com, shy828301@gmail.com, ziy@nvidia.com, ioworker0@gmail.com, da.gomez@samsung.com, p.raghav@samsung.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: From: Baolin Wang In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2024/6/4 17:23, Dan Carpenter wrote: > Hi Baolin, > > kernel test robot noticed the following build warnings: > > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Baolin-Wang/mm-memory-extend-finish_fault-to-support-large-folio/20240530-100805 > base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything > patch link: https://lore.kernel.org/r/ec35a23026dd016705d211e85163cabe07681516.1717033868.git.baolin.wang%40linux.alibaba.com > patch subject: [PATCH v3 4/6] mm: shmem: add mTHP support for anonymous shmem > config: powerpc64-randconfig-r071-20240531 (https://download.01.org/0day-ci/archive/20240602/202406020203.14sT311e-lkp@intel.com/config) > compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project bafda89a0944d947fc4b3b5663185e07a397ac30) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Reported-by: Dan Carpenter > | Closes: https://lore.kernel.org/r/202406020203.14sT311e-lkp@intel.com/ > > smatch warnings: > mm/shmem.c:1766 shmem_alloc_and_add_folio() error: uninitialized symbol 'suitable_orders'. Thanks Dan. LKP also reported this warning [1]. Will fix it. [1] https://lore.kernel.org/all/202405301430.0NRLTOWU-lkp@intel.com/