Enable the DEBUG_PER_CPU_MAPS option so we can look for problems with
cpumasks .
Signed-off-by: Anton Blanchard <an...@samba.org>
---
Index: linux-cpumask/arch/powerpc/Kconfig.debug
===================================================================
--- linux-cpumask.orig/arch/powerpc/Kconfig.debug 2010-04-22
14:51:36.359196562 +1000
+++ linux-cpumask/arch/powerpc/Kconfig.debug 2010-04-22 14:52:04.845445439
+1000
@@ -44,6 +44,18 @@ config DEBUG_STACK_USAGE
This option will slow down process creation somewhat.
+config DEBUG_PER_CPU_MAPS
+ bool "Debug access to per_cpu maps"
+ depends on DEBUG_KERNEL
+ depends on SMP
+ default n
+ ---help---
+ Say Y to verify that the per_cpu map being accessed has
+ been setup. Adds a fair amount of code to kernel memory
+ and decreases performance.
+
+ Say N if unsure.
+
config HCALL_STATS
bool "Hypervisor call instrumentation"
depends on PPC_PSERIES && DEBUG_FS && TRACEPOINTS
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