Lines Matching defs:old_mm
766 struct mm_struct * old_mm, *active_mm;
770 old_mm = current->mm;
771 sync_mm_rss(tsk, old_mm);
772 mm_release(tsk, old_mm);
774 if (old_mm) {
781 down_read(&old_mm->mmap_sem);
782 if (unlikely(old_mm->core_state)) {
783 up_read(&old_mm->mmap_sem);
794 if (old_mm) {
795 up_read(&old_mm->mmap_sem);
796 BUG_ON(active_mm != old_mm);
797 mm_update_next_owner(old_mm);
798 mmput(old_mm);