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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A4853C25B07 for ; Tue, 9 Aug 2022 09:15:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235985AbiHIJP6 (ORCPT ); Tue, 9 Aug 2022 05:15:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44216 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239263AbiHIJPu (ORCPT ); Tue, 9 Aug 2022 05:15:50 -0400 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E25822BDD for ; Tue, 9 Aug 2022 02:15:44 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id w14so10786578plp.9 for ; Tue, 09 Aug 2022 02:15:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=FSqOfzpZFUwxr8/HeQ2ME9Ryp30O9Pfj1SqUD1sPdrE=; b=cysesuRYHU30L5/uc3M+rJSD7t5hbJ6SmQZQGevM+9EmiBSlfecggbUEkZgRRIMq00 9ZLuoH8Faa+Na2fsTSh7Ly83OG47w28c4bg5NYyrkpY/yKc+Ph1v0SNC/O+MIL66B4Je k3oaZzIZ6VNzcBBSeqeRb+UqY+skq7sbqvT30= 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=FSqOfzpZFUwxr8/HeQ2ME9Ryp30O9Pfj1SqUD1sPdrE=; b=ZTYFGJahPXK43aB6XSxPUFU/PsdqgRV/LIoQNJzrwljzFxiLxbctwgNm1jSdDqnJ96 U6o0pCN7iPpRLTxPRBiGL5uaZY+iP82I21j4vcTSEpcCFTi9CoOKxtRg1dvCpzYQP81v QfpPxgd0yjJ1HL5oxOEuQjw68isapY4Qo9Ly8Sj0OY6pmtXR5jnq9T76WOki8LtEddgv UMjTdvD8WO0aCL5TuAwtElThu4ALJSzgf0KgviM8LfjuJzVxc46uO9kkAPyg4pOU6Ao1 rhHSlZL2u73a0OgbWo3hRf3SX2rqag4/NM79R8S+wzlPEXvpeICTsSJnZzoSv693yHey y1LQ== X-Gm-Message-State: ACgBeo2a+GUGX3P0r6XBdz2xO489ETXl2lpEEwHW/DdI1mhOprRrcIB3 r8nD3vj9KCt/def5g2iAKARhXQ== X-Google-Smtp-Source: AA6agR5KA4bN2UFClOwGt6cKcwaRp/Ex5oIjk0AIN3k2UJ+MpFxP0OjPZfORGUebEqY9naJNf2zoXg== X-Received: by 2002:a17:902:d48d:b0:16f:5ce:1d08 with SMTP id c13-20020a170902d48d00b0016f05ce1d08mr22446624plg.49.1660036543139; Tue, 09 Aug 2022 02:15:43 -0700 (PDT) Received: from google.com ([240f:75:7537:3187:8d43:c739:457a:5504]) by smtp.gmail.com with ESMTPSA id p3-20020a625b03000000b0052d7cca96acsm10053741pfb.110.2022.08.09.02.15.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Aug 2022 02:15:42 -0700 (PDT) Date: Tue, 9 Aug 2022 18:15:37 +0900 From: Sergey Senozhatsky To: Lukas Czerner Cc: Jiri Slaby , Linus Torvalds , Linux Kernel Mailing List , minchan@kernel.org, ngupta@vflare.org, Sergey Senozhatsky , Jan Kara , Ted Ts'o , Andreas Dilger , Ext4 Developers List Subject: Re: ext2/zram issue [was: Linux 5.19] Message-ID: References: <702b3187-14bf-b733-263b-20272f53105d@kernel.org> <20220809091212.mgreambnhgso5hzw@fedora> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220809091212.mgreambnhgso5hzw@fedora> Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On (22/08/09 11:12), Lukas Czerner wrote: > Hi Jiri, > > I've tried a quick xfstests run on ext2 on zram and I can't see any > issues like this so far. I will run a full test and report back in case > there is anything obvious. AFAICT this should be visible only when we are under memory pressure, so that direct reclaim from zs_malloc handle allocation call makes a difference.