From: Ingo Molnar <mingo@elte.hu>
Date: Mon, 9 Jul 2007 16:52:00 +0000 (+0200)
Subject: sched: scheduler debugging, enable in Kconfig
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b642b6d3fad45f659270a9e35df876b38c489082;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

sched: scheduler debugging, enable in Kconfig

enable CONFIG_SCHED_DEBUG in lib/Kconfig.debug.

the runtime overhead of this option is very small.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index da95e10cfd70..fab32a286371 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -105,6 +105,15 @@ config DETECT_SOFTLOCKUP
 	   can be detected via the NMI-watchdog, on platforms that
 	   support it.)
 
+config SCHED_DEBUG
+	bool "Collect scheduler debugging info"
+	depends on DEBUG_KERNEL && PROC_FS
+	default y
+	help
+	  If you say Y here, the /proc/sched_debug file will be provided
+	  that can help debug the scheduler. The runtime overhead of this
+	  option is minimal.
+
 config SCHEDSTATS
 	bool "Collect scheduler statistics"
 	depends on DEBUG_KERNEL && PROC_FS