cris: Use common threadinfo allocator
There is no functional difference. __get_free_pages() ends up calling
alloc_pages_node().
This also allocates only one page which matches THREAD_SIZE instead of
an extra page for nothing.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jesper Nilsson <jesper.nilsson@axis.com>
Link: http://lkml.kernel.org/r/20120505150141.681236240@linutronix.de
diff --git a/arch/cris/include/asm/processor.h b/arch/cris/include/asm/processor.h
index 4210d72..8dc56ef 100644
--- a/arch/cris/include/asm/processor.h
+++ b/arch/cris/include/asm/processor.h
@@ -25,13 +25,12 @@
*/
#define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 3))
-/* THREAD_SIZE is the size of the task_struct/kernel_stack combo.
+/* THREAD_SIZE is the size of the thread_info/kernel_stack combo.
* normally, the stack is found by doing something like p + THREAD_SIZE
* in CRIS, a page is 8192 bytes, which seems like a sane size
*/
-
#define THREAD_SIZE PAGE_SIZE
-#define KERNEL_STACK_SIZE PAGE_SIZE
+#define THREAD_SIZE_ORDER (0)
/*
* At user->kernel entry, the pt_regs struct is stacked on the top of the kernel-stack.