IMHO this is an obvious change, but it is untested...  dquot_hash and
dqstats are correctly declared static and in BSS, and thus are
automatically cleared at kernel startup.

Since quota init now just printk's a startup message, we can safely make
it an initcall.

-- 
Jeff Garzik      | "Do you have to make light of everything?!"
Building 1024    | "I'm extremely serious about nailing your
MandrakeSoft     |  step-daughter, but other than that, yes."