RE: Hey we are seeing a big problem with Labeled NFS

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> -----Original Message-----
> From: linux-nfs-owner@xxxxxxxxxxxxxxx [mailto:linux-nfs-
> owner@xxxxxxxxxxxxxxx] On Behalf Of David Quigley
> Sent: Friday, October 04, 2013 11:40 AM
> To: J. Bruce Fields
> Cc: Daniel J Walsh; Stephen Smalley; Eric Paris; Steve Dickson; linux-
> nfs@xxxxxxxxxxxxxxx
> Subject: Re: Hey we are seeing a big problem with Labeled NFS
> 
> ( Adding linux-nfs to the list of people)
> 
> Here is a summary of the discussion so far.
> 
> Dan Walsh is seeing issues with Labeled NFS. The issue he is seeing is that a
> label change on the server is not reflected on the client until a remount of
> the client. There should be a delay in the label change being reflected in the
> client as we don't yet have the label change notification in. However it should
> only be until the cache for the file attribute is invalidated and the next
> getfattr call revalidates the label. It is unclear why a remount is needed at this
> time.


This is by design.

Do NOT make label changes on the server. Do it through the client as per design until someone fixes the spec to have sane support for the server-side label change case.

Cheers
   Trond
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