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[23.128.96.18]) by mx.google.com with ESMTP id w7si3431467pga.428.2022.01.17.18.35.42; Mon, 17 Jan 2022 18:35:53 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=YjeeIwOw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240566AbiAQPlB (ORCPT + 99 others); Mon, 17 Jan 2022 10:41:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54694 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237263AbiAQPlA (ORCPT ); Mon, 17 Jan 2022 10:41:00 -0500 Received: from mail-qv1-xf2a.google.com (mail-qv1-xf2a.google.com [IPv6:2607:f8b0:4864:20::f2a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4850AC061574 for ; Mon, 17 Jan 2022 07:41:00 -0800 (PST) Received: by mail-qv1-xf2a.google.com with SMTP id jr5so18672047qvb.11 for ; Mon, 17 Jan 2022 07:41:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=gBcyXVUz23eSDu95s112gETkUIIOALqlxWlAfpuTh5Y=; b=YjeeIwOwkoONkWTasYStJjNI7NCtrIw7W0eO/PaogHGC3AWma/5ysHMOSUXyXN+ola nSW+yrgUvVA6YbTJRIKvqqaTIDawFfQ9n6Brv/8QJyiDZuP1sbdkI4Sd8hoyRDAsfDy2 UinHYQOF0ofe59WYA3Kf2t5ukv5Rvm0WUmiPM/X0/XL7CoCLnNGOm/DfM4amqLwBfyxL hbg2E/JHM4jDXI2ldONWRG2RWmMLfDgqsGap7EZ3WUBh0KeLwoFxhSmVrUgvZ4LsLxwF YWDR/sElbRrOIJXc4BjfZDoR8oKNRTmd0zZzp6ipK/72bLcpWefnM9MLYSrCQNW0SdDc DVZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=gBcyXVUz23eSDu95s112gETkUIIOALqlxWlAfpuTh5Y=; b=noenFnPFdWVjiR+RVpxxJ3ByoNPCNVXUfUwV9JzEvySrBSaw/F7TLxvmxzySQv0ajj roGcLKc4mTXERfFRkWsqeJ1yM/ur59ljcu0SjogUzlTSjTKpit2XbLoo9BPgi2AEQ47W s6/QLWmkcysyvPpD0P0auJeCyJ3j7mCDh3x3N/NQ9J/yhnHB2IGTnVIzEut33Qzv0fc2 Lmtpg69lXKvJ4A50Uz1lWcsYZga5L++4udR5w0/+DGCaMmMHk2fcW95b2Q76Y8kj91PA ZqtmIQayY97fPkcNBxUnSFY55zBEpeWA1WQ0ql/vz9MWLDAk6WQHIYoF/qnKDAcym/2X enhg== X-Gm-Message-State: AOAM530Ln2NeXMJd3G80mNowH+R4jdl5hx/mWIHgqGEGQpzQqd9s376v l0sd+HII7gg1MWKQQpgyFLE= X-Received: by 2002:a05:6214:27e9:: with SMTP id jt9mr19287528qvb.89.1642434059494; Mon, 17 Jan 2022 07:40:59 -0800 (PST) Received: from mail.google.com ([207.246.89.135]) by smtp.gmail.com with ESMTPSA id e15sm1617962qtp.48.2022.01.17.07.40.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Jan 2022 07:40:59 -0800 (PST) Date: Mon, 17 Jan 2022 23:40:51 +0800 From: Changbin Du To: Matthew Wilcox Cc: Changbin Du , Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH] mm: fix missed initialization for folio_batch::percpu_pvec_drained Message-ID: <20220117154051.xfocchuceoo5jzn3@mail.google.com> References: <20220116070227.6854-1-changbin.du@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jan 16, 2022 at 11:40:39AM +0000, Matthew Wilcox wrote: > On Sun, Jan 16, 2022 at 03:02:27PM +0800, Changbin Du wrote: > > The folio_batch_init() forgets to initinize folio_batch::percpu_pvec_drained. > > Already reported by Randy three days ago; sitting in linux-next since > then. commit 6840f9094f2b. Glade to know. Thank you. -- Cheers, Changbin Du