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Date:   Tue, 17 Sep 2019 00:15:36 +0100
From:   Matthew Garrett <mjg59@srcf.ucam.org>
To:     "Alexander E. Patrakov" <patrakov@gmail.com>
Cc:     Linus Torvalds <torvalds@linux-foundation.org>,
        "Theodore Y. Ts'o" <tytso@mit.edu>, Willy Tarreau <w@1wt.eu>,
        Vito Caputo <vcaputo@pengaru.com>,
        "Ahmed S. Darwish" <darwish.07@gmail.com>,
        Lennart Poettering <mzxreary@0pointer.de>,
        Andreas Dilger <adilger.kernel@dilger.ca>,
        Jan Kara <jack@suse.cz>, Ray Strode <rstrode@redhat.com>,
        William Jon McCann <mccann@jhu.edu>,
        zhangjs <zachary@baishancloud.com>, linux-ext4@vger.kernel.org,
        lkml <linux-kernel@vger.kernel.org>
Subject: Re: Linux 5.3-rc8
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On Tue, Sep 17, 2019 at 04:13:36AM +0500, Alexander E. Patrakov wrote:
> 17.09.2019 04:11, Matthew Garrett пишет:
> > In one case we have "Systems don't boot, but you can downgrade your
> > kernel"
> 
> You can't. There are way too many dedicated server providers where there is
> no IPMI or any equivalent, and the only help that the staff can do is to
> reinstall, wiping your data.

In which case you're presumably running a distro kernel that's had a 
decent amount of testing before you upgrade to it?

-- 
Matthew Garrett | mjg59@srcf.ucam.org