@@ -44,18 +44,6 @@ 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
@@ -75,17 +75,6 @@ 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
- ---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 X86_PTDUMP
bool "Export kernel pagetable layout to userspace via debugfs"
depends on DEBUG_KERNEL
@@ -993,6 +993,17 @@ config DEBUG_FORCE_WEAK_PER_CPU
To ensure that generic code follows the above rules, this
option forces all percpu variables to be defined as weak.
+config DEBUG_PER_CPU_MAPS
+ bool "Debug access to per_cpu maps"
+ depends on DEBUG_KERNEL
+ depends on SMP
+ help
+ Say Y to verify that the per_cpu map being accessed has
+ been set up. This adds a fair amount of code to kernel memory
+ and decreases performance.
+
+ Say N if unsure.
+
config LKDTM
tristate "Linux Kernel Dump Test Tool Module"
depends on DEBUG_FS
DEBUG_PER_CPU_MAPS is used in lib/cpumask.c as well as in inlcude/linux/cpumask.h and thus it has outgrown its use within x86 and powerpc alone. Any arch with SMP support may want to get some more debugging, so make this option generic. Cc: linux-arch@vger.kernel.org Cc: x86@kernel.org Cc: linuxppc-dev@lists.ozlabs.org Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> --- I don't know what tree to send this through, so I'm sending it to Andrew. I suppose mm is as good as anything. arch/powerpc/Kconfig.debug | 12 ------------ arch/x86/Kconfig.debug | 11 ----------- lib/Kconfig.debug | 11 +++++++++++ 3 files changed, 11 insertions(+), 23 deletions(-)