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 3B982C32774 for ; Tue, 23 Aug 2022 07:24:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235813AbiHWHYh (ORCPT ); Tue, 23 Aug 2022 03:24:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58212 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233020AbiHWHYg (ORCPT ); Tue, 23 Aug 2022 03:24:36 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 110AA46217; Tue, 23 Aug 2022 00:24:36 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id BAC45B81BDB; Tue, 23 Aug 2022 07:24:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 202E0C433C1; Tue, 23 Aug 2022 07:24:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661239473; bh=0/62pQHEo/3MU6vsBln+x9j68/zCJNaC3Zc5ubvqlWY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=cs3xYc+RxSKGoM2ecw049SIFY10RWSD6E6mJ6HG0gIndjiHERbYnTFX/12/DeqhcJ NLku+XEg5d4ClDVq0D1mAor5JOZnSTFAUhw2YuwcI2SNtqfJ1Lq5Tl5dN3eFBTRwue rAw3ZIYa2rnu2OoPC598fP7NrrkpGGOQU/gFgZCE= Date: Tue, 23 Aug 2022 09:24:30 +0200 From: Greg KH To: Qu Wenruo Cc: linux-btrfs@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH STABLE 4.14 0/2] btrfs: raid56: backporst to reduce corruption 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: stable@vger.kernel.org On Sat, Aug 20, 2022 at 04:49:21PM +0800, Qu Wenruo wrote: > This is the backport for v4.19.x stable branch. > > The full explananation can be found here: > https://lore.kernel.org/linux-btrfs/cover.1660891713.git.wqu@suse.com/ > > No code change between v4.14.x and v4.19.x, at least nothing git can not > auto-resolve. > > Testing wise, this is beyond my testing environment. > Although latest GCC compiles without problem, the result kernel can not > be properly boot at all, not even any kernel early boot message. > > I'm not sure if this is something related to latest edk2 UEFI or > something else, I can no longer do proper testing for any older branch, > including this 4.19 one. > > Thus I can not do any guarantee on these backports, unfortunately > the backports can only go to v5.x branches for now. > > Unless anyone has better ideas how to build and run older kernels with > latest edk2 UEFI environment. > > Qu Wenruo (2): > btrfs: only write the sectors in the vertical stripe which has data > stripes > btrfs: raid56: don't trust any cached sector in > __raid56_parity_recover() > > fs/btrfs/raid56.c | 74 ++++++++++++++++++++++++++++++++++++----------- > 1 file changed, 57 insertions(+), 17 deletions(-) > > -- > 2.37.1 > All backports now queued up, thanks. greg k-h