GitLab

Add some exports for hostfs that are required after Alberto Bertogli's
fixes for accessing unlinked host files.

Also did some style cleanups while I was here.
Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Willy Tarreau <w@1wt.eu>