tree 1bd872c92be9fcc8790e5c68d8acb2ababc0b241
parent 5a3c9d71343cf27b7afef24ed312368d48dada09
author J. Bruce Fields <bfields@redhat.com> 1286927725 -0400
committer J. Bruce Fields <bfields@redhat.com> 1287670316 -0400

nfsd4: delay session removal till free_client

Have unhash_client_locked() remove client and associated sessions from
global hashes, but delay further dismantling till free_client().

(After unhash_client_locked(), the only remaining references outside the
destroying thread are from any connections which have xpt_user callbacks
registered.)

This will simplify locking on session destruction.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>