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| author | Madhavan Srinivasan <maddy@linux.vnet.ibm.com> | 2017-12-20 04:55:54 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-01-19 12:37:03 +0100 |
| commit | 9aa88188ee87f4cc5c4e1bce15754bfcde8e900f (patch) | |
| tree | 67f3dfecba584a9d70b7c8c814a29fad39cc5640 /arch/powerpc/kernel/irq.c | |
| parent | powerpc/64s: Add support to mask perf interrupts and replay them (diff) | |
| download | linux-9aa88188ee87f4cc5c4e1bce15754bfcde8e900f.tar.xz linux-9aa88188ee87f4cc5c4e1bce15754bfcde8e900f.zip | |
powerpc: Add new kconfig CONFIG_PPC_IRQ_SOFT_MASK_DEBUG
New Kconfig is added "CONFIG_PPC_IRQ_SOFT_MASK_DEBUG" 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.
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
[mpe: Fix name of CONFIG option in change log]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/irq.c')
| -rw-r--r-- | arch/powerpc/kernel/irq.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 1a41cceddfe2..f88038847790 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -264,7 +264,7 @@ notrace void arch_local_irq_restore(unsigned long mask) */ if (unlikely(irq_happened != PACA_IRQ_HARD_DIS)) __hard_irq_disable(); -#ifdef CONFIG_TRACE_IRQFLAGS +#ifdef CONFIG_PPC_IRQ_SOFT_MASK_DEBUG else { /* * We should already be hard disabled here. We had bugs @@ -275,7 +275,7 @@ notrace void arch_local_irq_restore(unsigned long mask) if (WARN_ON(mfmsr() & MSR_EE)) __hard_irq_disable(); } -#endif /* CONFIG_TRACE_IRQFLAGS */ +#endif irq_soft_mask_set(IRQS_ALL_DISABLED); trace_hardirqs_off(); |