linux-kernel - Re: [PATCH v5 00/17] fs: introduce new writeback error reporting and convert ext2 and ext4 to use it

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Message-Id: <20170531132728.2e60bd607bd4174739b6b661@linux-foundation.org>
Date:   Wed, 31 May 2017 13:27:28 -0700
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Jeff Layton <jlayton@...hat.com>
Cc:     Al Viro <viro@...IV.linux.org.uk>, Jan Kara <jack@...e.cz>,
        tytso@....edu, axboe@...nel.dk, mawilcox@...rosoft.com,
        ross.zwisler@...ux.intel.com, corbet@....net,
        linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH v5 00/17] fs: introduce new writeback error reporting
 and convert ext2 and ext4 to use it

On Wed, 31 May 2017 08:45:23 -0400 Jeff Layton <jlayton@...hat.com> wrote:

> This is v5 of the patchset to improve how we're tracking and reporting
> errors that occur during pagecache writeback.

I'm curious to know how you've been testing this?  Is that testing
strong enough for us to be confident that all nature of I/O errors
will be reported to userspace?