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 7A174C433FE for ; Thu, 20 Oct 2022 15:35:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230181AbiJTPfs (ORCPT ); Thu, 20 Oct 2022 11:35:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45694 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229850AbiJTPfq (ORCPT ); Thu, 20 Oct 2022 11:35:46 -0400 Received: from mail-qt1-x830.google.com (mail-qt1-x830.google.com [IPv6:2607:f8b0:4864:20::830]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 42BAD189801 for ; Thu, 20 Oct 2022 08:35:44 -0700 (PDT) Received: by mail-qt1-x830.google.com with SMTP id s3so13911906qtn.12 for ; Thu, 20 Oct 2022 08:35:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20210112.gappssmtp.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=Nr3UIMWfwGhtNeHqIvW7PzVlni4pQoO7uyfyBu0ZD4o=; b=fbz8l8RVPmTRquEl9oLiF6Gzdp82p+yLoiLnAeUx7kE7CxQWQA3JLnxJIwPh3Tefmb 9iy9v0PyJzkA6T/3AlGgV+0mwgcyDAJ+ykyKAiEZLszOgQo7zaZL0psWVXbd4N2tCZDU in6O/GOMXBuRlrV+ZvOu0WFaEX1IRBiXtEkjptbMtIC11U88+F6AO6gZQbsbJzZQOrys owWuxVJJASCPjlVAJAfwgacu/yHXg8VZ1PkRxCMVI75hhPP0aDQdTZLvF1ORK8nadubG L+kHlKHAdQ1sLfRuAxO6+EddvHzxhCnvKiKkJsEvY5RhbspVZbFMD4c99lyioF/D+VQ6 cIjw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=Nr3UIMWfwGhtNeHqIvW7PzVlni4pQoO7uyfyBu0ZD4o=; b=UtdECEHNkh1lEaS494lnFJ7mym5yxt322Bnh6Z7eKtBDyd4E1rIx3hnxKujioah0J9 12bXcdBICLeyLQCOrIO6t+2ne8v4i550gC+yuxyuq5ia9EI2phUFKy8iX3UU1ukk1IJi qSFcd6SdsOy7oiZuRL5pR0IeIIynfTeaM3HN9EcFUTjGFf8ukJVDeMdqngcPgKhmaap7 f0PTZwCxTUdEigMr7WOPNdxlcx9nvcYu/ADi8dPf8HXtjriI4VGKj7qzWnVHXNimck9o p3g3dTR0aNjQKkTsfX1stG65JZeQlkR8gaFfzHO23S5Vmn7DRrScAbz0mPOhq2bCBmnv hjMQ== X-Gm-Message-State: ACrzQf3EJM4P4V1PQMyTFerX+j5h3xV5ZztV0NwVjDmoQ2j3glCfZ6KU NtZVXmQZajJnPgHriSyU4epSFaurMBL6uw== X-Google-Smtp-Source: AMsMyM5xal5ONTKssd8W6z5xQZCMPJRh9wUcxs0z3CzJslr5UFm2vgajFA6zFDeoYMHtppKtXnurzA== X-Received: by 2002:a05:622a:5d4:b0:39c:ba77:d032 with SMTP id d20-20020a05622a05d400b0039cba77d032mr11608182qtb.642.1666280142887; Thu, 20 Oct 2022 08:35:42 -0700 (PDT) Received: from localhost (cpe-174-109-170-245.nc.res.rr.com. [174.109.170.245]) by smtp.gmail.com with ESMTPSA id d12-20020a05622a15cc00b003995f6513b9sm6395881qty.95.2022.10.20.08.35.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Oct 2022 08:35:42 -0700 (PDT) Date: Thu, 20 Oct 2022 11:35:41 -0400 From: Josef Bacik To: Johannes Thumshirn Cc: linux-btrfs@vger.kernel.org Subject: Re: [RFC v3 07/11] btrfs: zoned: allow zoned RAID1 Message-ID: References: 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-btrfs@vger.kernel.org On Mon, Oct 17, 2022 at 04:55:25AM -0700, Johannes Thumshirn wrote: > When we have a raid-stripe-tree, we can do RAID1 on zoned devices for data > block-groups. For meta-data block-groups, we don't actually need > anything special, as all meta-data I/O is protected by the > btrfs_zoned_meta_io_lock() already. > > Signed-off-by: Johannes Thumshirn Reviewed-by: Josef Bacik Thanks, Josef