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 8536FC433EF for ; Sun, 16 Jan 2022 11:40:48 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 954F46B0071; Sun, 16 Jan 2022 06:40:47 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 904F86B0073; Sun, 16 Jan 2022 06:40:47 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 81A836B0074; Sun, 16 Jan 2022 06:40:47 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0084.hostedemail.com [216.40.44.84]) by kanga.kvack.org (Postfix) with ESMTP id 6EAF56B0071 for ; Sun, 16 Jan 2022 06:40:47 -0500 (EST) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 2214596771 for ; Sun, 16 Jan 2022 11:40:47 +0000 (UTC) X-FDA: 79035958134.27.17C8E40 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf15.hostedemail.com (Postfix) with ESMTP id EBA88A0003 for ; Sun, 16 Jan 2022 11:40:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=GjbIpsVAOAmrEcfBkKRG08u4UT49UhuIMkBiZGN3iyo=; b=AdcoAob+I3+156KxlN8UthmDRc SIbA9gTPaIIRHiB2NjyCarsiZAR6uM3N+GV98nMN1dACeJG2jUzyPsR/RAlKM0E7oLiNdpwudykUM prWHvd81Vgq3SQwyxh7ph0mcB9HwVuJcWojFMOyv0aC/dAurcl6DN7FB/n8e7ezQtf412QM+cfoJ2 mcwfg89+ZKPG4NpmWiceQ/yBJRoRcVQux2MsRhRX6d/tlLzaR5dgpiFrUMU0MbWwcZlx5xETeql8B vRrOTTJwIO2Hm5Njp8/Ns52yBiyiqYQ5eH3sUwTTQHbf4IIC9QCNFm7Teh16NyLZiIag3mTPLCVUr 5Nam61Aw==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1n93tn-007ETI-Qb; Sun, 16 Jan 2022 11:40:39 +0000 Date: Sun, 16 Jan 2022 11:40:39 +0000 From: Matthew Wilcox To: Changbin Du Cc: 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: 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: <20220116070227.6854-1-changbin.du@gmail.com> X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: EBA88A0003 X-Stat-Signature: kpr644euaoek1cau8n94gkktihxa8g89 Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=AdcoAob+; spf=none (imf15.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org; dmarc=none X-HE-Tag: 1642333245-527542 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 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.