drop afs_xserver lock during GetCapabilities
new contact to a fileserver can trigger an InitCallBackStateN RPC
to us, which our agent will need afs_xserver to handle. don't hold it;
we only need it to fill in capabilities. racing here is ok.
Change-Id: Ie0aaea3ab462e421bd31ba3b703d8cd0cb0d61df
Reviewed-on: http://gerrit.openafs.org/1754
Reviewed-by: Marc Dionne <marc.c.dionne@gmail.com>
Tested-by: Marc Dionne <marc.c.dionne@gmail.com>
Reviewed-by: Andrew Deason <adeason@sinenomine.net>
Tested-by: Andrew Deason <adeason@sinenomine.net>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>