From: Jamie Lokier <jamie@shareable.org>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: Denis Karpov <ext-denis.2.karpov@nokia.com>,
hirofumi@mail.parknet.co.jp, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org, adrian.hunter@nokia.com,
artem.bityutskiy@nokia.com, akpm@linux-foundation.org
Subject: Re: [PATCH 0/5][V2] FS: userspace notification of errors
Date: Thu, 11 Jun 2009 17:41:11 +0100 [thread overview]
Message-ID: <20090611164111.GC12367@shareable.org> (raw)
In-Reply-To: <ac3eb2510906110626i165aadf0ma57f320e7e8a2356@mail.gmail.com>
Kay Sievers wrote:
> No, the objection was to use the underlying *device* as the source to
> raise filesystem events. I don't think there are problems in general
> with objects in /sys/fs/ sending events.
>
> But, the remaining questions here are:
> Do we really want superblocks exported in the global,
> non-namespace-aware /sys? It might be wrong to export stuff from other
> namespaces for filesytems which are irrelevant, and not even visible.
> I'm not sure about this, and it needs careful evaluation. We once had
> filesystem mount/umount uevents on block devices, and we needed to
> remove them for that namespace reason.
Is there no namespace awareness in /sys?
So how do namespaced guests deal with not having access to /sys, given
modern distros make extensive use of it?
-- Jamie
next prev parent reply other threads:[~2009-06-11 16:41 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-11 12:24 [PATCH 0/5][V2] FS: userspace notification of errors Denis Karpov
2009-06-11 12:24 ` [PATCH 1/5] FAT: add basic sysfs support Denis Karpov
2009-06-11 12:24 ` [PATCH 2/5] FAT: generalize errors and warning printing Denis Karpov
2009-06-11 12:24 ` [PATCH 3/5] FAT: notify userspace of fs errors through sysfs Denis Karpov
2009-06-11 12:24 ` [PATCH 4/5] FAT: notify userspace of fs errors with uevents Denis Karpov
2009-06-11 12:24 ` [PATCH 5/5] FAT: add 'notify' mount option Denis Karpov
2009-06-12 7:06 ` [PATCH 4/5] FAT: notify userspace of fs errors with uevents Denis Karpov
2009-06-11 13:26 ` [PATCH 0/5][V2] FS: userspace notification of errors Kay Sievers
2009-06-11 16:41 ` Jamie Lokier [this message]
2009-06-11 16:43 ` Kay Sievers
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