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powerpc/cpumask: Add DEBUG_PER_CPU_MAPS option
Enable the DEBUG_PER_CPU_MAPS option so we can look for problems with cpumasks . Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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@ -44,6 +44,18 @@ config DEBUG_STACK_USAGE
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This option will slow down process creation somewhat.
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This option will slow down process creation somewhat.
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config DEBUG_PER_CPU_MAPS
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bool "Debug access to per_cpu maps"
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depends on DEBUG_KERNEL
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depends on SMP
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default n
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---help---
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Say Y to verify that the per_cpu map being accessed has
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been setup. Adds a fair amount of code to kernel memory
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and decreases performance.
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Say N if unsure.
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config HCALL_STATS
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config HCALL_STATS
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bool "Hypervisor call instrumentation"
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bool "Hypervisor call instrumentation"
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depends on PPC_PSERIES && DEBUG_FS && TRACEPOINTS
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depends on PPC_PSERIES && DEBUG_FS && TRACEPOINTS
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