[PATCH v6 09/12] powerpc:Add new kconfig IRQ_DEBUG_SUPPORT
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STALE3531d
SUPERSEDED
From: Madhavan Srinivasan <hidden>
Date: 2017-01-09 13:37:00
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
Revision v6 of 16 in this series.
Revisions (16)
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New Kconfig is added "CONFIG_IRQ_DEBUG_SUPPORT" to add warn_on to alert the invalid transitions. Also moved the code under the CONFIG_TRACE_IRQFLAGS in arch_local_irq_restore() to new Kconfig. Signed-off-by: Madhavan Srinivasan <redacted> --- arch/powerpc/Kconfig | 4 ++++ arch/powerpc/kernel/irq.c | 4 ++-- 2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index a8ee573fe610..333807caf822 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig@@ -46,6 +46,10 @@ config TRACE_IRQFLAGS_SUPPORT bool default y +config IRQ_DEBUG_SUPPORT + bool + default n + config LOCKDEP_SUPPORT bool default y
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index da538ec0fd47..ae7edfd4ba9b 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c@@ -263,7 +263,7 @@ notrace void arch_local_irq_restore(unsigned long en) */ if (unlikely(irq_happened != PACA_IRQ_HARD_DIS)) __hard_irq_disable(); -#ifdef CONFIG_TRACE_IRQFLAGS +#ifdef CONFIG_IRQ_DEBUG_SUPPORT else { /* * We should already be hard disabled here. We had bugs
@@ -274,7 +274,7 @@ notrace void arch_local_irq_restore(unsigned long en) if (WARN_ON(mfmsr() & MSR_EE)) __hard_irq_disable(); } -#endif /* CONFIG_TRACE_IRQFLAGS */ +#endif /* CONFIG_IRQ_DEBUG_SUPPORT */ soft_enabled_set(IRQ_DISABLE_MASK_LINUX);
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2.7.4