Messages in this thread | | | Date | Mon, 11 Nov 2013 16:47:03 -0800 | From | Greg KH <> | Subject | Re: call_usermodehelper in containers |
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On Mon, Nov 11, 2013 at 07:18:25AM -0500, Jeff Layton wrote: > We have a bit of a problem wrt to upcalls that use call_usermodehelper > with containers and I'd like to bring this to some sort of resolution... > > A particularly problematic case (though there are others) is the > nfsdcltrack upcall. It basically uses call_usermodehelper to run a > program in userland to track some information on stable storage for > nfsd.
I thought the discussion at the kernel summit about this issue was: - don't do this. - don't do it. - if you really need to do this, fix nfsd
thanks,
greg k-h
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