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-rw-r--r--kernel/exit.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 6b2f1113b926..c45159219e83 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -435,33 +435,6 @@ void exit_fs(struct task_struct *tsk)
}
/*
- * We can use these to temporarily drop into
- * "lazy TLB" mode and back.
- */
-struct mm_struct * start_lazy_tlb(void)
-{
- struct mm_struct *mm = current->mm;
- current->mm = NULL;
- /* active_mm is still 'mm' */
- atomic_inc(&mm->mm_count);
- enter_lazy_tlb(mm, current, smp_processor_id());
- return mm;
-}
-
-void end_lazy_tlb(struct mm_struct *mm)
-{
- struct mm_struct *active_mm = current->active_mm;
-
- current->mm = mm;
- if (mm != active_mm) {
- current->active_mm = mm;
- activate_mm(active_mm, mm);
- }
- mmdrop(active_mm);
-}
-
-
-/*
* Turn us into a lazy TLB process if we
* aren't already..
*/