[tip:sched/core] context_tracking: Enable probes by default for selftesting

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Commit-ID:  8b43876643a737bb74a0e1e557f634eb2453948b
Gitweb:     http://git.kernel.org/tip/8b43876643a737bb74a0e1e557f634eb2453948b
Author:     Frederic Weisbecker <fweisbec@xxxxxxxxx>
AuthorDate: Tue, 26 Feb 2013 15:37:59 +0100
Committer:  Frederic Weisbecker <fweisbec@xxxxxxxxx>
CommitDate: Thu, 7 Mar 2013 17:10:41 +0100

context_tracking: Enable probes by default for selftesting

Until we provide the nohz_mask boot parameter, keeping
the context tracking probes disabled by default is pointless
since what we want is to runtime test this code anyway.

It's furthermore confusing for the users which don't expect
the probes to be off when they select RCU user mode or full
dynticks cputime accounting.

Let's enable these probes selftests by default for now.

Suggested: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Li Zhong <zhong@xxxxxxxxxxxxxxxxxx>
Cc: Kevin Hilman <khilman@xxxxxxxxxx>
Cc: Mats Liljegren <mats.liljegren@xxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Namhyung Kim <namhyung.kim@xxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
 init/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/init/Kconfig b/init/Kconfig
index 22616cd..8a1dac2 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -509,6 +509,7 @@ config RCU_USER_QS
 config CONTEXT_TRACKING_FORCE
 	bool "Force context tracking"
 	depends on CONTEXT_TRACKING
+	default CONTEXT_TRACKING
 	help
 	  Probe on user/kernel boundaries by default in order to
 	  test the features that rely on it such as userspace RCU extended
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