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 <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
chewitt · Jul 16, 2007 · 8481221 · 8481221
1 parent 0a6d3a2
commit 8481221
Showing 1 changed file with 4 additions and 2 deletions.
diff --git 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