X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-m68knommu%2Fthread_info.h;h=b8f009edf2b2cf5a2c88c756a7e3151f68a8e6e9;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=cedf441d375ecce34ddc4b1ef25a2b97f58eb595;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git

diff --git a/include/asm-m68knommu/thread_info.h b/include/asm-m68knommu/thread_info.h
index cedf441d3..b8f009edf 100644
--- a/include/asm-m68knommu/thread_info.h
+++ b/include/asm-m68knommu/thread_info.h
@@ -14,16 +14,29 @@
 
 #ifndef __ASSEMBLY__
 
+/*
+ * Size of kernel stack for each process. This must be a power of 2...
+ */
+#ifdef CONFIG_4KSTACKS
+#define THREAD_SIZE_ORDER (0)
+#else
+#define THREAD_SIZE_ORDER (1)
+#endif
+                                                                                
+/*
+ * for asm files, THREAD_SIZE is now generated by asm-offsets.c
+ */
+#define THREAD_SIZE (PAGE_SIZE<<THREAD_SIZE_ORDER)
+
 /*
  * low level task data.
- * If you change this, change the TI_* offsets below to match.
  */
 struct thread_info {
 	struct task_struct *task;		/* main task structure */
 	struct exec_domain *exec_domain;	/* execution domain */
 	unsigned long	   flags;		/* low level flags */
 	int		   cpu;			/* cpu we're on */
-	int		   preempt_count;	/* 0 => preemptable, <0 => BUG*/
+	int		   preempt_count;	/* 0 => preemptable, <0 => BUG */
 	struct restart_block restart_block;
 };
 
@@ -60,20 +73,10 @@ static inline struct thread_info *current_thread_info(void)
 
 /* thread information allocation */
 #define alloc_thread_info(tsk) ((struct thread_info *) \
-				__get_free_pages(GFP_KERNEL, 1))
-#define free_thread_info(ti)	free_pages((unsigned long) (ti), 1)
-#define get_thread_info(ti)	get_task_struct((ti)->task)
-#define put_thread_info(ti)	put_task_struct((ti)->task)
+				__get_free_pages(GFP_KERNEL, THREAD_SIZE_ORDER))
+#define free_thread_info(ti)	free_pages((unsigned long) (ti), THREAD_SIZE_ORDER)
 #endif /* __ASSEMBLY__ */
 
-/*
- * Offsets in thread_info structure, used in assembly code
- */
-#define TI_TASK		0
-#define TI_EXECDOMAIN	4
-#define TI_FLAGS	8
-#define TI_CPU		12
-
 #define	PREEMPT_ACTIVE	0x4000000
 
 /*