From 84812217e395f5272eac36856c0a2415d61fe139 Mon Sep 17 00:00:00 2001
From: Jeff Dike <jdike@addtoit.com>
Date: Sun, 15 Jul 2007 23:38:48 -0700
Subject: uml: use get_free_pages to allocate kernel stacks

For some reason, I was using kmalloc instead of get_free_pages for kernel
stacks.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h
index 18a13ba..07aa4e5 100644
--- a/include/asm-um/thread_info.h
+++ b/include/asm-um/thread_info.h
@@ -54,8 +54,10 @@ static inline struct thread_info *current_thread_info(void)
 
 /* thread information allocation */
 #define alloc_thread_info(tsk) \
-	((struct thread_info *) kmalloc(THREAD_SIZE, GFP_KERNEL))
-#define free_thread_info(ti) kfree(ti)
+	((struct thread_info *) __get_free_pages(GFP_KERNEL, \
+						 CONFIG_KERNEL_STACK_ORDER))
+#define free_thread_info(ti) \
+	free_pages((unsigned long)(ti),CONFIG_KERNEL_STACK_ORDER)
 
 #endif
 
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