On 06/23/2013 08:38 PM, Sergei Shtylyov wrote:

Hello.

On 23-06-2013 17:39, Srivatsa S. Bhat wrote:

quoted

Now that we have all the pieces of the CPU hotplug debug infrastructure
in place, expose the feature by growing a new Kconfig option,
CONFIG_DEBUG_HOTPLUG_CPU.

quoted

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: "Paul E. McKenney" <redacted>
Cc: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Michel Lespinasse <redacted>
Signed-off-by: Srivatsa S. Bhat <redacted>
---

quoted

  lib/Kconfig.debug |    9 +++++++++
  1 file changed, 9 insertions(+)

quoted

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 566cf2b..6be1e72 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug

@@ -512,6 +512,15 @@ config DEBUG_PREEMPT
        if kernel code uses it in a preemption-unsafe way. Also, the

kernel
        will detect preemption count underflows.

+config DEBUG_HOTPLUG_CPU
+    bool "Debug CPU hotplug"
+    depends on HOTPLUG_CPU
+    default n

    It's the default default, no need to specify it.

Ah, I see. Thanks!

Regards,
Srivatsa S. Bhat