m32r: Use common threadinfo allocator

No reason why m32r needs to use kmalloc to allocate 2 pages instead of
using the core allocator.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Hirokazu Takata <takata@linux-m32r.org>
Link: http://lkml.kernel.org/r/20120505150141.875430830@linutronix.de

diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h
index bf8fa3c..c083f60 100644 (file)
--- a/arch/m32r/include/asm/thread_info.h
+++ b/arch/m32r/include/asm/thread_info.h
@@ -55,8 +55,8 @@ struct thread_info {
 
 #define PREEMPT_ACTIVE         0x10000000
 
-#define THREAD_SIZE (PAGE_SIZE << 1)
-
+#define THREAD_SIZE            (PAGE_SIZE << 1)
+#define THREAD_SIZE_ORDER      1
 /*
  * macros/functions for gaining access to the thread information structure
  */
@@ -92,19 +92,6 @@ static inline struct thread_info *current_thread_info(void)
        return ti;
 }
 
-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-
-/* thread information allocation */
-#ifdef CONFIG_DEBUG_STACK_USAGE
-#define alloc_thread_info_node(tsk, node)                      \
-               kzalloc_node(THREAD_SIZE, GFP_KERNEL, node)
-#else
-#define alloc_thread_info_node(tsk, node)                      \
-               kmalloc_node(THREAD_SIZE, GFP_KERNEL, node)
-#endif
-
-#define free_thread_info(info) kfree(info)
-
 #define TI_FLAG_FAULT_CODE_SHIFT       28
 
 static inline void set_thread_fault_code(unsigned int val)