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 A2C2DC433FE for ; Wed, 26 Oct 2022 19:49:28 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 353188E0002; Wed, 26 Oct 2022 15:49:28 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 303628E0001; Wed, 26 Oct 2022 15:49:28 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1F25E8E0002; Wed, 26 Oct 2022 15:49:28 -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 0BD9E8E0001 for ; Wed, 26 Oct 2022 15:49:28 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id D195414116A for ; Wed, 26 Oct 2022 19:49:27 +0000 (UTC) X-FDA: 80064139974.04.4F760C9 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf27.hostedemail.com (Postfix) with ESMTP id E8F7540005 for ; Wed, 26 Oct 2022 19:49:24 +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=/NAaRcMUTyR+OXd33oR0OH1m3Eq7r9GRZrej4mduiik=; b=RbvJzn0nbig1HkQqxR90+2F7Pr gho373jXhNFJ8OVG5FD1dBMLniHqxDzYNWsTKkG7bXCbVG+PVp+XDbvSIxeWB5VZhq4G5aos5SqPc b5L2BwIUKaGq+NcaO9gY5+fNiA77mlO+TQgyRyptxXFwHRWcMt7N8becoVxsUNVuL0ecll89E13HT lQCWT23bVf2f0IsbEtbkhHj9fewA8KztjgAwZnJE1AjCXyOB0PJKJXjUfJqvCvzRI6L383mau4NK2 /RdxQ9LQWCJsadySDlfa1t+PJpVHLfCYbhGB/D4bM+vu64l0lIJHII19YuBCNPqFZCURAR81vHcuc ZbXHRF6g==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1onmOs-00HGKM-Ts; Wed, 26 Oct 2022 19:49:19 +0000 Date: Wed, 26 Oct 2022 20:49:18 +0100 From: Matthew Wilcox To: Zhaoyang Huang Cc: Dave Chinner , "zhaoyang.huang" , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, ke.wang@unisoc.com, steve.kang@unisoc.com, baocong.liu@unisoc.com, linux-fsdevel@vger.kernel.org Subject: Re: [RFC PATCH] mm: move xa forward when run across zombie page Message-ID: References: <1665725448-31439-1-git-send-email-zhaoyang.huang@unisoc.com> <20221018223042.GJ2703033@dread.disaster.area> <20221019011636.GM2703033@dread.disaster.area> <20221019044734.GN2703033@dread.disaster.area> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=RbvJzn0n; spf=none (imf27.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1666813767; a=rsa-sha256; cv=none; b=k3l/sIwnl816oXpqootlSz5WoNNuKP1Fzavp0pSXmKfYr4Su5RCfPzMtV6g/fGfuf3M1RH AfdJescYSrVTXBFHWQirZzYERFU7X0bAbihBXNdedYJZdcdgl+3CgKqcsg0hU1fC+G7NHW 6TpWUPJHMw16Fe9Zy5/m1TLLvGMWia8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1666813767; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=/NAaRcMUTyR+OXd33oR0OH1m3Eq7r9GRZrej4mduiik=; b=0Y2pb3xLpLv8hY26qtHr+f8XlR8RJ4eVvxb/YSFixjuQnu5GnaCKNd0KplF7w5DbD8jlpm fstrelVOOntaQ1l1FhY4ivpyCZWFW8f+5zLEkwTmEHUZhZaVBpVqBzZc88miRyQmDO8k6r J2gkMbXzmju9S5Tpkooe0I3Q8aYHKXE= X-Rspamd-Queue-Id: E8F7540005 Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=RbvJzn0n; spf=none (imf27.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-Rspamd-Server: rspam02 X-Rspam-User: X-Stat-Signature: s116nb9kqscmpaka5m76cmy8744n3gpa X-HE-Tag: 1666813764-508220 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000002, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Oct 19, 2022 at 01:48:37PM +0800, Zhaoyang Huang wrote: > hint from my side. The original problem I raised is under v5.15 where > there is no folio yet. I really wish you'd stop dropping hints and give all of the information you have so I can try to figure this out withouot sending individual emails for every little piece. Do you have CONFIG_READ_ONLY_THP_FOR_FS=y in your .config?