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* [PATCH v3] ARM: exynos_defconfig Enable CONFIG_LOCKUP_DETECTOR.
@ 2015-01-12 18:50 Anand Moon
  2015-01-13  8:18 ` Krzysztof Kozlowski
  0 siblings, 1 reply; 3+ messages in thread
From: Anand Moon @ 2015-01-12 18:50 UTC (permalink / raw)
  To: linux-arm-kernel

On enabling CONFIG_LOCKUP_DETECTOR the kernel to act as a watchdog
to detect hard and soft lockups. Enabling CONFIG_LOCKUP_DETECTOR
don't introduce much overhead on exyons SOC.

CONFIG_LOCKUP_DETECTOR is enabled on multi_v7_defconfig.

Changes since v3:
 * Made commit message more clear
 * Corrected difference between CONFIG_LOCKUP_DETECTOR and CONFIG_LOCKDEP.

Tested on Exynos5422 ODROID XU3 board.

Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Anand Moon <moon.linux@yahoo.com>
---
 arch/arm/configs/exynos_defconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig
index 5ef14de..64b2fe9 100644
--- a/arch/arm/configs/exynos_defconfig
+++ b/arch/arm/configs/exynos_defconfig
@@ -182,6 +182,7 @@ CONFIG_DETECT_HUNG_TASK=y
 CONFIG_DEBUG_RT_MUTEXES=y
 CONFIG_DEBUG_SPINLOCK=y
 CONFIG_DEBUG_MUTEXES=y
+CONFIG_LOCKUP_DETECTOR=y
 CONFIG_DEBUG_INFO=y
 CONFIG_DEBUG_USER=y
 CONFIG_CRYPTO_SHA256=y
-- 
2.1.0

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2015-01-24  4:55 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2015-01-12 18:50 [PATCH v3] ARM: exynos_defconfig Enable CONFIG_LOCKUP_DETECTOR Anand Moon
2015-01-13  8:18 ` Krzysztof Kozlowski
2015-01-24  4:55   ` Kukjin Kim

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