Re: [PATCH 0/5][V2] FS: userspace notification of errors

[Jamie Lokier]

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
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