linux-ext4 - Re: [PATCH 00/12] ext4: Various fixes of ext4 handling of fs errors

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Message-ID: <CAD+ocbwspkmmX=G_DCETqCcKdmC-Z7HG6G6nUycW6gUB+5msLw@mail.gmail.com>
Date:   Mon, 14 Dec 2020 11:07:53 -0800
From:   harshad shirwadkar <harshadshirwadkar@...il.com>
To:     Jan Kara <jack@...e.cz>
Cc:     Ted Tso <tytso@....edu>,
        Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH 00/12] ext4: Various fixes of ext4 handling of fs errors

Thanks! I ran smoke tests (-c 4k -g quick) on this series and there were no
regressions for me as well.


- Harshad

On Fri, Nov 27, 2020 at 3:37 AM Jan Kara <jack@...e.cz> wrote:
>
> Hello,
>
> this patches addresses problems in handling of filesystem errors in ext4.
> When we hit metadata error, we want to store information about the error
> in the superblock. Currently we do it through direct superblock modification
> which can lead to lost information, checksum failures, or DIF/DIX failures.
> Fix various races in the error handling so that the superblock update is
> reliable.
>
> The patches have passed xfstests for me in various configurations and some
> targetted manual testing of the error handling.
>
>                                                                 Honza