12e9e70c89
We are consistently passing 1 as the argument in the data path, so there is no need to define avail/used flags as function-like macros anymore. This patch changes the avail and used flags to constants. And a frequently used combination is also introduced. Signed-off-by: Tiwei Bie <tiwei.bie@intel.com> Reviewed-by: Jens Freimann <jfreimann@redhat.com> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>