X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-xtensa%2Fprocessor.h;h=4918a4e96d4234109bfc50e25771107101f7f656;hb=70740d6c93030b339b4ad17fd58ee135dfc13913;hp=35145bcd96ebb034847768a5ff783e1c9d457432;hpb=b160292cc216a50fd0cd386b0bda2cd48352c73b;p=linux-2.6-omap-h63xx.git

diff --git a/include/asm-xtensa/processor.h b/include/asm-xtensa/processor.h
index 35145bcd96e..4918a4e96d4 100644
--- a/include/asm-xtensa/processor.h
+++ b/include/asm-xtensa/processor.h
@@ -34,6 +34,8 @@
  */
 
 #define TASK_SIZE	__XTENSA_UL_CONST(0x40000000)
+#define STACK_TOP	TASK_SIZE
+#define STACK_TOP_MAX	STACK_TOP
 
 /*
  * General exception cause assigned to debug exceptions. Debug exceptions go
@@ -101,10 +103,6 @@ struct thread_struct {
 	unsigned long dbreaka[XCHAL_NUM_DBREAK];
 	unsigned long dbreakc[XCHAL_NUM_DBREAK];
 
-	/* Allocate storage for extra state and coprocessor state. */
-	unsigned char cp_save[XTENSA_CP_EXTRA_SIZE]
-		__attribute__ ((aligned(XTENSA_CP_EXTRA_ALIGN)));
-
 	/* Make structure 16 bytes aligned. */
 	int align[0] __attribute__ ((aligned(16)));
 };
@@ -160,21 +158,16 @@ struct thread_struct {
 struct task_struct;
 struct mm_struct;
 
-// FIXME: do we need release_thread for CP??
 /* Free all resources held by a thread. */
 #define release_thread(thread) do { } while(0)
 
-// FIXME: do we need prepare_to_copy (lazy status) for CP??
 /* Prepare to copy thread state - unlazy all lazy status */
-#define prepare_to_copy(tsk)	do { } while (0)
+extern void prepare_to_copy(struct task_struct*);
 
-/*
- * create a kernel thread without removing it from tasklists
- */
+/* Create a kernel thread without removing it from tasklists */
 extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
 
 /* Copy and release all segment info associated with a VM */
-
 #define copy_segments(p, mm)	do { } while(0)
 #define release_segments(mm)	do { } while(0)
 #define forget_segments()	do { } while (0)