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>

1 files changed, 0 insertions, 12 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