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From 6118a37e31d553303c017c9e272891f3f3afb4a0 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Sat, 15 Aug 2009 21:26:21 +0200
Subject: [PATCH] hwlat: Select RING_BUFFER

commit 7adc5d16e69dea387c2edb32c7fd885badc1ce0f in tip.

hwlat detector uses the RING_BUFFER so it needs to be selected.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
---
 drivers/misc/Kconfig |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 8dd47e0..125e995 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -93,6 +93,7 @@ config IBM_ASM
 config HWLAT_DETECTOR
 	tristate "Testing module to detect hardware-induced latencies"
 	depends on DEBUG_FS
+	select RING_BUFFER
 	default m
 	---help---
 	  A simple hardware latency detector. Use this module to detect
-- 
1.7.0.4