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From: Richard Weinberger <richard@nod.at>
To: Christoph Hellwig <hch@infradead.org>
Cc: tytso <tytso@mit.edu>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Gao Xiang <hsiangkao@aol.com>, Jan Kara <jack@suse.cz>,
	Chao Yu <yuchao0@huawei.com>, Dave Chinner <david@fromorbit.com>,
	David Sterba <dsterba@suse.cz>, Miao Xie <miaoxie@huawei.com>,
	devel <devel@driverdev.osuosl.org>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	Darrick <darrick.wong@oracle.com>,
	Amir Goldstein <amir73il@gmail.com>,
	linux-erofs <linux-erofs@lists.ozlabs.org>,
	Al Viro <viro@zeniv.linux.org.uk>,
	Jaegeuk Kim <jaegeuk@kernel.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Li Guifu <bluce.liguifu@huawei.com>,
	Fang Wei <fangwei1@huawei.com>, Pavel Machek <pavel@denx.de>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH] erofs: move erofs out of staging
Date: Mon, 19 Aug 2019 09:37:12 +0200 (CEST)	[thread overview]
Message-ID: <1608410274.69654.1566200232285.JavaMail.zimbra@nod.at> (raw)
In-Reply-To: <20190818174702.GA17633@infradead.org>

----- Ursprüngliche Mail -----
> On Sun, Aug 18, 2019 at 10:29:38AM -0700, Eric Biggers wrote:
>> Not sure what you're even disagreeing with, as I *do* expect new filesystems to
>> be held to a high standard, and to be written with the assumption that the
>> on-disk data may be corrupted or malicious.  We just can't expect the bar to be
>> so high (e.g. no bugs) that it's never been attained by *any* filesystem even
>> after years/decades of active development.  If the developers were careful, the
>> code generally looks robust, and they are willing to address such bugs as they
>> are found, realistically that's as good as we can expect to get...
> 
> Well, the impression I got from Richards quick look and the reply to it is
> that there is very little attempt to validate the ondisk data structure
> and there is absolutely no priority to do so.  Which is very different
> from there is a bug or two here and there.

On the plus side, everything I reported got fixed within hours.

Thanks,
//richard

WARNING: multiple messages have this Message-ID (diff)
From: richard@nod.at (Richard Weinberger)
Subject: [PATCH] erofs: move erofs out of staging
Date: Mon, 19 Aug 2019 09:37:12 +0200 (CEST)	[thread overview]
Message-ID: <1608410274.69654.1566200232285.JavaMail.zimbra@nod.at> (raw)
In-Reply-To: <20190818174702.GA17633@infradead.org>

----- Urspr?ngliche Mail -----
> On Sun, Aug 18, 2019@10:29:38AM -0700, Eric Biggers wrote:
>> Not sure what you're even disagreeing with, as I *do* expect new filesystems to
>> be held to a high standard, and to be written with the assumption that the
>> on-disk data may be corrupted or malicious.  We just can't expect the bar to be
>> so high (e.g. no bugs) that it's never been attained by *any* filesystem even
>> after years/decades of active development.  If the developers were careful, the
>> code generally looks robust, and they are willing to address such bugs as they
>> are found, realistically that's as good as we can expect to get...
> 
> Well, the impression I got from Richards quick look and the reply to it is
> that there is very little attempt to validate the ondisk data structure
> and there is absolutely no priority to do so.  Which is very different
> from there is a bug or two here and there.

On the plus side, everything I reported got fixed within hours.

Thanks,
//richard

  parent reply	other threads:[~2019-08-19  7:37 UTC|newest]

Thread overview: 170+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-17  8:23 [PATCH] erofs: move erofs out of staging Gao Xiang
2019-08-17  8:23 ` Gao Xiang
2019-08-17 21:19 ` Richard Weinberger
2019-08-17 21:19   ` Richard Weinberger
2019-08-17 22:07   ` Gao Xiang
2019-08-17 22:07     ` Gao Xiang
2019-08-17 23:25     ` Richard Weinberger
2019-08-17 23:25       ` Richard Weinberger
2019-08-17 23:38       ` Gao Xiang
2019-08-17 23:38         ` Gao Xiang
2019-08-18  0:04         ` Gao Xiang
2019-08-18  0:04           ` Gao Xiang
2019-08-18  0:52           ` Gao Xiang
2019-08-18  0:52             ` Gao Xiang
2019-08-18  8:16         ` Richard Weinberger
2019-08-18  8:16           ` Richard Weinberger
2019-08-18  8:45           ` Gao Xiang
2019-08-18  8:45             ` Gao Xiang
2019-08-18  9:03             ` Richard Weinberger
2019-08-18  9:03               ` Richard Weinberger
2019-08-18  9:09               ` Greg Kroah-Hartman
2019-08-18  9:09                 ` Greg Kroah-Hartman
2019-08-18  9:21                 ` Richard Weinberger
2019-08-18  9:21                   ` Richard Weinberger
2019-08-18 10:12                   ` Chao Yu
2019-08-18 10:12                     ` Chao Yu
2019-08-18 15:11                   ` Theodore Y. Ts'o
2019-08-18 15:11                     ` Theodore Y. Ts'o
2019-08-18 15:58                     ` Christoph Hellwig
2019-08-18 15:58                       ` Christoph Hellwig
2019-08-18 16:16                       ` Eric Biggers
2019-08-18 16:16                         ` Eric Biggers
2019-08-18 16:22                         ` Christoph Hellwig
2019-08-18 16:22                           ` Christoph Hellwig
2019-08-18 16:33                           ` Gao Xiang
2019-08-18 16:33                             ` Gao Xiang
2019-08-18 17:29                           ` Eric Biggers
2019-08-18 17:29                             ` Eric Biggers
2019-08-18 17:47                             ` Christoph Hellwig
2019-08-18 17:47                               ` Christoph Hellwig
2019-08-18 18:16                               ` Gao Xiang
2019-08-18 18:16                                 ` Gao Xiang
2019-08-18 20:14                                 ` Gao Xiang
2019-08-18 20:14                                   ` Gao Xiang
2019-08-19  7:35                                   ` Richard Weinberger
2019-08-19  7:35                                     ` Richard Weinberger
2019-08-19  8:02                                     ` Gao Xiang
2019-08-19  8:02                                       ` Gao Xiang
2019-08-19 10:34                                       ` [PATCH 0/6] staging: erofs: first stage of corrupted compressed images Gao Xiang
2019-08-19 10:34                                         ` Gao Xiang
2019-08-19 10:34                                         ` [PATCH 1/6] staging: erofs: some compressed cluster should be submitted for corrupted images Gao Xiang
2019-08-19 10:34                                           ` Gao Xiang
2019-08-19 14:36                                           ` Chao Yu
2019-08-19 14:36                                             ` Chao Yu
2019-08-19 14:36                                             ` Chao Yu
2019-08-19 14:39                                           ` Chao Yu
2019-08-19 14:39                                             ` Chao Yu
2019-08-19 14:39                                             ` Chao Yu
2019-08-19 10:34                                         ` [PATCH 2/6] staging: erofs: cannot set EROFS_V_Z_INITED_BIT if fill_inode_lazy fails Gao Xiang
2019-08-19 10:34                                           ` Gao Xiang
2019-08-19 14:43                                           ` Chao Yu
2019-08-19 14:43                                             ` Chao Yu
2019-08-19 14:43                                             ` Chao Yu
2019-08-19 10:34                                         ` [PATCH 3/6] staging: erofs: add two missing erofs_workgroup_put for corrupted images Gao Xiang
2019-08-19 10:34                                           ` Gao Xiang
2019-08-19 14:40                                           ` Chao Yu
2019-08-19 14:40                                             ` Chao Yu
2019-08-19 14:40                                             ` Chao Yu
2019-08-19 10:34                                         ` [PATCH 4/6] staging: erofs: avoid loop in submit chains Gao Xiang
2019-08-19 10:34                                           ` Gao Xiang
2019-08-19 14:50                                           ` Chao Yu
2019-08-19 14:50                                             ` Chao Yu
2019-08-19 14:50                                             ` Chao Yu
2019-08-19 10:34                                         ` [PATCH 5/6] staging: erofs: detect potential multiref due to corrupted images Gao Xiang
2019-08-19 10:34                                           ` Gao Xiang
2019-08-19 14:57                                           ` Chao Yu
2019-08-19 14:57                                             ` Chao Yu
2019-08-19 14:57                                             ` Chao Yu
2019-08-21  2:19                                             ` Greg Kroah-Hartman
2019-08-21  2:19                                               ` Greg Kroah-Hartman
2019-08-21  2:19                                               ` Greg Kroah-Hartman
2019-08-21 14:01                                               ` [PATCH v2 " Gao Xiang
2019-08-21 14:01                                                 ` Gao Xiang
2019-08-21 14:24                                                 ` Chao Yu
2019-08-21 14:24                                                   ` Chao Yu
2019-08-19 10:34                                         ` [PATCH 6/6] staging: erofs: avoid endless loop of invalid lookback distance 0 Gao Xiang
2019-08-19 10:34                                           ` Gao Xiang
2019-08-19 14:58                                           ` Chao Yu
2019-08-19 14:58                                             ` Chao Yu
2019-08-19 14:58                                             ` Chao Yu
2019-08-19 16:09                                   ` [PATCH] erofs: move erofs out of staging Darrick J. Wong
2019-08-19 16:09                                     ` Darrick J. Wong
2019-08-19 16:09                                     ` Darrick J. Wong
2019-08-19 20:30                                     ` Gao Xiang
2019-08-19 20:30                                       ` Gao Xiang via Linux-erofs
2019-08-19 20:30                                       ` Gao Xiang
2019-08-20  0:55                                       ` Qu Wenruo
2019-08-20  0:55                                         ` Qu Wenruo
2019-08-20  0:55                                         ` Qu Wenruo
2019-08-20  1:55                                         ` Gao Xiang
2019-08-20  1:55                                           ` Gao Xiang
2019-08-20  1:55                                           ` Gao Xiang
2019-08-20  2:24                                         ` Chao Yu
2019-08-20  2:24                                           ` Chao Yu
2019-08-20  2:24                                           ` Chao Yu
2019-08-20  2:38                                           ` Qu Wenruo
2019-08-20  2:38                                             ` Qu Wenruo
2019-08-20  2:38                                             ` Qu Wenruo
2019-08-20  7:15                                             ` Chao Yu
2019-08-20  7:15                                               ` Chao Yu
2019-08-20  7:15                                               ` Chao Yu
2019-08-20  8:46                                               ` Qu Wenruo
2019-08-20  8:46                                                 ` Qu Wenruo
2019-08-20  8:46                                                 ` Qu Wenruo
2019-08-21  2:12                                                 ` Chao Yu
2019-08-21  2:12                                                   ` Chao Yu
2019-08-21  2:12                                                   ` Chao Yu
2019-08-20 15:56                                           ` Theodore Y. Ts'o
2019-08-20 15:56                                             ` Theodore Y. Ts'o
2019-08-20 15:56                                             ` Theodore Y. Ts'o
2019-08-20 16:35                                             ` Gao Xiang
2019-08-20 16:35                                               ` Gao Xiang via Linux-erofs
2019-08-20 16:35                                               ` Gao Xiang
2019-08-21  0:51                                               ` Theodore Y. Ts'o
2019-08-21  0:51                                                 ` Theodore Y. Ts'o
2019-08-21  0:51                                                 ` Theodore Y. Ts'o
2019-08-21  1:34                                             ` Chao Yu
2019-08-21  1:34                                               ` Chao Yu
2019-08-21  1:48                                               ` Darrick J. Wong
2019-08-21  1:48                                                 ` Darrick J. Wong
2019-08-21  1:48                                                 ` Darrick J. Wong
2019-08-21  1:57                                                 ` Chao Yu
2019-08-21  1:57                                                   ` Chao Yu
2019-08-21  1:57                                                   ` Chao Yu
2019-08-20  3:33                                         ` Miao Xie
2019-08-20  3:33                                           ` Miao Xie
2019-08-20  3:33                                           ` Miao Xie
2019-08-20  3:46                                           ` Gao Xiang
2019-08-20  3:46                                             ` Gao Xiang
2019-08-20  3:46                                             ` Gao Xiang
2019-08-20  6:04                                           ` Qu Wenruo
2019-08-20  6:04                                             ` Qu Wenruo
2019-08-20  6:04                                             ` Qu Wenruo
2019-08-20  6:22                                             ` Gao Xiang
2019-08-20  6:22                                               ` Gao Xiang
2019-08-20  6:22                                               ` Gao Xiang
2019-08-19  7:37                               ` Richard Weinberger [this message]
2019-08-19  7:37                                 ` Richard Weinberger
2019-08-18 17:43                       ` Theodore Y. Ts'o
2019-08-18 17:43                         ` Theodore Y. Ts'o
2019-08-18 16:03                     ` Gao Xiang
2019-08-18 16:03                       ` Gao Xiang
2019-08-18 17:06                     ` Richard Weinberger
2019-08-18 17:06                       ` Richard Weinberger
2019-08-18 17:46                       ` Theodore Y. Ts'o
2019-08-18 17:46                         ` Theodore Y. Ts'o
2019-08-18 18:00                         ` Richard Weinberger
2019-08-18 18:00                           ` Richard Weinberger
2019-08-18 18:31                           ` Gao Xiang
2019-08-18 18:31                             ` Gao Xiang
2019-08-18  9:28               ` Gao Xiang
2019-08-18  9:28                 ` Gao Xiang
2019-08-19  5:28                 ` [PATCH] erofs: Use common kernel logging style Joe Perches
2019-08-19  5:28                   ` Joe Perches
2019-08-19  5:52                   ` Gao Xiang
2019-08-19  5:52                     ` Gao Xiang
2019-08-19  5:47                     ` Joe Perches
2019-08-19  5:47                       ` Joe Perches
2019-08-19  6:08                       ` Gao Xiang
2019-08-19  6:08                         ` Gao Xiang

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