[RFC PATCH 3/6] x86: Tell that sched clock is callable in nmi

Frederic Weisbecker
2013-08-21T16:46:41Z

The x86 version of sched_clock() seem to be safely callable
from NMIs, tell about that.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Don Zickus <dzickus@redhat.com>
---
arch/x86/Kconfig | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 7fbda5c..fc7c34c 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -125,6 +125,7 @@ config X86
select RTC_LIB
select HAVE_DEBUG_STACKOVERFLOW
select HAVE_NSECS_TO_CYCLES
+ select HAVE_SCHED_CLOCK_NMI

config INSTRUCTION_DECODER
def_bool y
--
1.7.5.4