uro_mappings
md->uro_mappings++;
md->uro_mappings--;
md->uro_mappings--;
md->uro_mappings++;
if (md->uro_mappings || md->urw_mappings > 1)
u_entries = md->urw_mappings + md->uro_mappings;
ro_mappings = md->uro_mappings + md->kro_mappings;
md->uro_mappings++;
md->urw_mappings = md->uro_mappings = 0;
KASSERT(md->uro_mappings == 0);
KASSERT(md->uro_mappings == 0);
KASSERT(omd->uro_mappings == 0);
md->urw_mappings, md->uro_mappings);
u_int uro_mappings;
#define uro_mappings pp.uro_mappings
(pg)->mdpage.uro_mappings = 0; \