tree c9c9d1431fd3a7a002ed17b095e981bcf2cb30a3
parent bd62ad7aebd8e8895bb7649ace948040332f27d3
author Jan Kara <jack@suse.cz> 1396561615 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1396567254 -0700

quota: provide function to grab quota structure reference

Provide dqgrab() function to get quota structure reference when we are
sure it already has at least one active reference.  Make use of this
function inside quota code.

Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Mark Fasheh <mfasheh@suse.de>
Reviewed-by: Srinivas Eeda <srinivas.eeda@oracle.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>