[PATCH] remove (start|end)_lazy_tlb()

Patch from William Lee Irwin III <wli@holomorphy.com>

Remove start_lazy_tlb() and end_lazy_tlb(), as they are unused.

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..
  */