MCL_CURRENT       186 mm/mlock.c     		if (!(flags & MCL_CURRENT))
MCL_CURRENT       201 mm/mlock.c     	if (!flags || (flags & ~(MCL_CURRENT | MCL_FUTURE)))
MCL_CURRENT       214 mm/mlock.c     	if (!(flags & MCL_CURRENT) || (current->mm->total_vm <= lock_limit) ||