commit 9f985cb6c45bc3f8b7e161c9658d409d051d576f
author Jan Kara <jack@suse.cz> Thu Apr 03 14:46:55 2014 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Thu Apr 03 16:20:54 2014 -0700
tree c9c9d1431fd3a7a002ed17b095e981bcf2cb30a3
parent bd62ad7aebd8e8895bb7649ace948040332f27d3

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>