From 938262f8f15ab34730d4ebb0dca19440daa2943f Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sat, 25 Jul 2009 22:06:27 +0200
Subject: [PATCH 037/414] mm: Remove preempt count from pagefault
 disable/enable

Now that all users are cleaned up, we can remove the preemption count.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 mm/memory.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/mm/memory.c b/mm/memory.c
index 462d7f292449..9ef2e5462a59 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3757,7 +3757,6 @@ unlock:
 #ifdef CONFIG_PREEMPT_RT_FULL
 void pagefault_disable(void)
 {
-	inc_preempt_count();
 	current->pagefault_disabled++;
 	/*
 	 * make sure to have issued the store before a pagefault
@@ -3775,12 +3774,6 @@ void pagefault_enable(void)
 	 */
 	barrier();
 	current->pagefault_disabled--;
-	dec_preempt_count();
-	/*
-	 * make sure we do..
-	 */
-	barrier();
-	preempt_check_resched();
 }
 EXPORT_SYMBOL(pagefault_enable);
 #endif
-- 
2.10.2

