linux/debian/patches-rt/0040-lockdep-disable-self-t...

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From 310b37d29f13519e002722ddf05335d39b763f1c Mon Sep 17 00:00:00 2001
Message-Id: <310b37d29f13519e002722ddf05335d39b763f1c.1590093525.git.zanussi@kernel.org>
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References: <4f310e18bbb62e33196484e72d1a7d0416189d63.1590093525.git.zanussi@kernel.org>
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Tue, 17 Oct 2017 16:36:18 +0200
Subject: [PATCH 040/327] lockdep: disable self-test
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Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.124-rt53.tar.xz
The self-test wasn't always 100% accurate for RT. We disabled a few
tests which failed because they had a different semantic for RT. Some
still reported false positives. Now the selftest locks up the system
during boot and it needs to be investigated…
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
lib/Kconfig.debug | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 46a910acce3f..38cf7f81daa7 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1207,7 +1207,7 @@ config DEBUG_ATOMIC_SLEEP
config DEBUG_LOCKING_API_SELFTESTS
bool "Locking API boot-time self-tests"
- depends on DEBUG_KERNEL
+ depends on DEBUG_KERNEL && !PREEMPT_RT_FULL
help
Say Y here if you want the kernel to run a short self-test during
bootup. The self-test checks whether common types of locking bugs
--
2.17.1