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 83B17C41513 for ; Wed, 16 Aug 2023 22:37:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346958AbjHPWhV (ORCPT ); Wed, 16 Aug 2023 18:37:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346995AbjHPWhG (ORCPT ); Wed, 16 Aug 2023 18:37:06 -0400 Received: from mail-pl1-x62b.google.com (mail-pl1-x62b.google.com [IPv6:2607:f8b0:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B141F26AD for ; Wed, 16 Aug 2023 15:37:01 -0700 (PDT) Received: by mail-pl1-x62b.google.com with SMTP id d9443c01a7336-1bb91c20602so12746355ad.0 for ; Wed, 16 Aug 2023 15:37:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20221208.gappssmtp.com; s=20221208; t=1692225421; x=1692830221; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=Mu4dBuyA/Y0XWte76PlMvzUEOyFGLrBbyFYXcAZb4Dc=; b=jbkrqsei1sWKpVR3Wm5wBadPC70zko1PZZOlFEmSsu9HvP2928Q2mth7XIiqmxhcTL nBrdC5KkxxIcTBBDGwJO71ydjZHqlHYsSj0Ipjly+5nk02mah0jqzjojzfmkgdqPa6sp ZFZIN9zOUFtV4dr78HCyZTEfZ++aj2LcFWpKb3s+FOFtT0TCuB7U3oTBEBliJ9P8lpD1 ZEclzs19PSZuANRPDA8a/VUGDUZnDp9QJL2yY7usj/lc/L/28Qzmu1g/FtqXaC8Tgd2h nww3YhHe7Wm50v1UMoAEWv3YORvGFzeonp3eAc04zSv1kO+xnvzR12FpwF34RmiTgBKE /Fiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692225421; x=1692830221; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Mu4dBuyA/Y0XWte76PlMvzUEOyFGLrBbyFYXcAZb4Dc=; b=PBlUcGH7mQj3oZnGD1vCbeR3Si29wZmFLdfsN2yTPcc38dRsdlG8l4w543HtG/IeJt HszG1QoQLRogNECBqZZFp0te7DkEsmNt22xQkKriSsIq5rchjmYF+fJMh746nar7MtZ6 MT+9L39Yat+L6Hn/nx0vxt2spSbP6oYb3u6ZSYJizAKM2NtRV3CV0gkiG2KxHeekyOzz XOGWZf5srpQ8DpKSzpHatK3JS7dYLIVPUb/yALJXRp6D8oVkSfsjedjIaM201gNCACjq aHCUQ7HpExyI65Wy533QMeszF5581My0hB/FLaps6D+f5WWpJ2mc+NYvyKD4cqdfALzJ qOQA== X-Gm-Message-State: AOJu0YxvEreLXBAGQwAZAJrGZ763/fvlDIdSWjzXe8+EwLZTDIJ+jXAs rXAPYV9n+kv+DcvbSUBjQhcSoA== X-Google-Smtp-Source: AGHT+IF6SXz0bxpJWBH9xJ/dBged9ibuwaqDiticVd8ULaxI1eM+s0n/g93M1VNQbnrKZhu+8LSFYA== X-Received: by 2002:a17:903:41c2:b0:1b8:b0c4:2e3d with SMTP id u2-20020a17090341c200b001b8b0c42e3dmr3543868ple.4.1692225421109; Wed, 16 Aug 2023 15:37:01 -0700 (PDT) Received: from ?IPV6:2600:380:4b6d:b7a2:213a:1ca6:4fb5:441a? ([2600:380:4b6d:b7a2:213a:1ca6:4fb5:441a]) by smtp.gmail.com with ESMTPSA id j12-20020a170902c3cc00b001bdc208ab82sm10649937plj.97.2023.08.16.15.36.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 16 Aug 2023 15:37:00 -0700 (PDT) Message-ID: <7f8f397a-ebcb-46ca-9211-f9c8efd61b8a@kernel.dk> Date: Wed, 16 Aug 2023 16:36:58 -0600 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Possible io_uring related race leads to btrfs data csum mismatch Content-Language: en-US To: Qu Wenruo , "linux-btrfs@vger.kernel.org" , Linux FS Devel , io-uring@vger.kernel.org References: <95600f18-5fd1-41c8-b31b-14e7f851e8bc@gmx.com> <51945229-5b35-4191-a3f3-16cf4b3ffce6@kernel.dk> From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 8/16/23 3:46 PM, Qu Wenruo wrote: >> Is that write back caching enabled? >> Write back caching with volatile write cache? For your device, can you >> do: >> >> $ grep . /sys/block/$dev/queue/* You didn't answer this one either. -- Jens Axboe