From: One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>
To: Tom Yan <tom.ty89@gmail.com>
Cc: Pavel Machek <pavel@ucw.cz>,
kernel list <linux-kernel@vger.kernel.org>,
jamespharvey20@gmail.com, regressions@leemhuis.info,
hdegoede@redhat.com, Tejun Heo <tj@kernel.org>,
linux-ide@vger.kernel.org, gregkh@linuxfoundation.org,
linux-usb@vger.kernel.org, oliver@neukum.org,
stern@rowland.harvard.edu
Subject: Re: Regression - SATA disks behind USB ones on v4.8-rc1, breaking boot. [Re: Who reordered my disks (probably v4.8-rc1 problem)]
Date: Sun, 14 Aug 2016 17:09:05 +0100 [thread overview]
Message-ID: <20160814170905.485fbb24@lxorguk.ukuu.org.uk> (raw)
In-Reply-To: <CAGnHSEmtgGO5QjfamnN0VPOO2w-4GrZQvPnbkBVdtWBPTnLieA@mail.gmail.com>
On Sun, 14 Aug 2016 17:34:18 +0800
Tom Yan <tom.ty89@gmail.com> wrote:
> Since when it is expected that SATA disks will always be probed before
> USB disks? We can't guarantee that even if we make sure all ata
> drivers are loaded before usb-storage/uas. That's why we need
> consistent namings (e.g. /dev/disk/by-id/*).
It hasn't. It isn't even true on older kernels and can depend on all
sorts of things. I have boxes that will put the USB first, and a 10
second google search says I'm not alone
http://serverfault.com/questions/322946/ensure-usb-disk-is-never-sda-even-when-booting-from-it
So your "regression" goes back to at least 2011.
Alan
next prev parent reply other threads:[~2016-08-14 16:09 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20160813190340.GA29989@amd>
2016-08-14 9:20 ` Regression - SATA disks behind USB ones on v4.8-rc1, breaking boot. [Re: Who reordered my disks (probably v4.8-rc1 problem)] Pavel Machek
2016-08-14 9:34 ` Tom Yan
2016-08-14 10:01 ` Pavel Machek
2016-08-14 10:07 ` Tom Yan
2016-08-14 10:17 ` Tom Yan
2016-08-14 10:26 ` David Lang
2016-08-14 10:53 ` Tom Yan
2016-08-14 14:14 ` Oliver Neukum
[not found] ` <alpine.DEB.2.02.1608140322400.9045-UEhY+ZBZOcqqLGM74eQ/YA@public.gmane.org>
2016-08-14 11:29 ` Greg KH
2016-08-14 12:03 ` Pavel Machek
2016-08-14 14:15 ` Greg KH
2016-08-14 14:56 ` Alan Stern
2016-08-14 16:13 ` Pavel Machek
2016-08-14 11:10 ` Pavel Machek
2016-08-14 11:41 ` Tom Yan
2016-08-14 16:09 ` One Thousand Gnomes [this message]
2016-08-14 10:14 ` Pavel Machek
2016-08-14 16:06 ` Pavel Machek
2016-08-14 17:55 ` Pavel Machek
2016-08-14 18:22 ` Hans de Goede
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