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authorStephen Boyd <sboyd@codeaurora.org>2011-05-24 17:13:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-25 08:39:53 -0700
commit44ec7abe359204cc9186e32d31ef5b34c8d17274 (patch)
tree0a00cefe04db51828a11d2fe28fc75e763bda5f1 /arch
parentc196e32a111b0ee356d67acceb938ae0b5e63ef0 (diff)
downloadlinux-linaro-stable-44ec7abe359204cc9186e32d31ef5b34c8d17274.tar.gz
lib: consolidate DEBUG_PER_CPU_MAPS
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. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Cc: <linux-arch@vger.kernel.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/Kconfig.debug12
-rw-r--r--arch/x86/Kconfig.debug11
2 files changed, 0 insertions, 23 deletions
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index a597dd77b903..e1890e6d31b6 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -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
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 615e18810f48..1bf88396ba23 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -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