On Wed, Jun 21, 2017 at 06:49:39PM -0700, Tahsin Erdogan wrote: > The main purpose of mb cache is to achieve deduplication in > extended attributes. In use cases where opportunity for deduplication > is unlikely, it only adds overhead. > > Add a mount option to explicitly turn off mb cache. > > Suggested-by: Andreas Dilger <adilger@dilger.ca> > Signed-off-by: Tahsin Erdogan <tahsin@google.com>