linux-kernel - Re: [REGRESSION] 8a3e33cf92c7 "ata: ahci: find eSATA ports and flag them as removable" changes userspace behavior

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Message-ID: <CAOLZvyF1mA3HOhy5RxnA4VuP5ju6+o+8UR9RzBAK8N4Mj2fy=w@mail.gmail.com>
Date:	Thu, 25 Feb 2016 19:48:58 +0100
From:	Manuel Lauss <manuel.lauss@...il.com>
To:	Laura Abbott <labbott@...hat.com>
Cc:	Tejun Heo <tj@...nel.org>, Linux-IDE <linux-ide@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [REGRESSION] 8a3e33cf92c7 "ata: ahci: find eSATA ports and flag
 them as removable" changes userspace behavior

On Thu, Feb 25, 2016 at 6:12 PM, Laura Abbott <labbott@...hat.com> wrote:
> Hi,
>
> We received a bugzilla report
> https://bugzilla.redhat.com/show_bug.cgi?id=1310682
> of partitions being automounted unexpectedly. Testing showed that
> 8a3e33cf92c7 ("ata: ahci: find eSATA ports and flag them as removable") was
> responsible.
> This seems to be classified as 'breaking' userspace given that this behavior
> results
> in partitions that were previously unmounted now being being mounted
> unwanted
> automatically which is unwanted behavior for the user. Can we revert this
> patch or
> give a fix to change this behavior?

This patch doesn't cause esata disks to be automounted on my distro (gentoo),
it just let's them appear in KDE's removable device widget for me
to mount it at a klick's notice.
I'm not convinced this is a "breaking userspace" problem.

Manuel