msm: 8625: Disable Run Queue Statistics while running on single core.

This change disables Run Queue stats collection on single core targets.
Along with that this change also adds a new config option to make
RQS independent from SLEEP_STATS.

Change-Id: I27f5d7f35015378226215a40b961bbf059b8f502
Signed-off-by: Krishna Vanka <kvanka@codeaurora.org>
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index c9f5c29..59d2e28 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -2008,6 +2008,10 @@
 config MSM_SLEEP_STATS_DEVICE
 	bool "Enable exporting of MSM sleep device stats to userspace"
 
+config MSM_RUN_QUEUE_STATS
+	bool "Enable collection and exporting of MSM Run Queue stats to userspace"
+	default y
+
 config MSM_STANDALONE_POWER_COLLAPSE
        bool "Enable standalone power collapse"
        default n