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Commit 851b147e authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'for-linus' of git://www.linux-m32r.org/git/takata/linux-2.6_dev 

* 'for-linus' of git://www.linux-m32r.org/git/takata/linux-2.6_dev:
  m32r: Cleanup linker script using new linker script macros.
  m32r: Move the spi_stack_top and spu_stack_top into .init.data section.
  m32r: Remove unused .altinstructions and .exit.* code from linker script.
  m32r: Move GET_THREAD_INFO definition out of asm/thread_info.h.
  m32r: Define THREAD_SIZE only once.
  m32r: make PAGE_SIZE available to assembly.
parents 8e44e434 85233c43

arch/m32r/include/asm/page.h

+3 −1
Original line number Diff line number Diff line 
#ifndef _ASM_M32R_PAGE_H

#define _ASM_M32R_PAGE_H



#include <linux/const.h>



/* PAGE_SHIFT determines the page size */

#define PAGE_SHIFT	12

#define PAGE_SIZE	(1UL << PAGE_SHIFT)

#define PAGE_SIZE	(_AC(1, UL) << PAGE_SHIFT)

#define PAGE_MASK	(~(PAGE_SIZE-1))



#ifndef __ASSEMBLY__

arch/m32r/include/asm/processor.h

+0 −2
Original line number Diff line number Diff line
@@ -140,8 +140,6 @@ unsigned long get_wchan(struct task_struct *p); 
#define KSTK_EIP(tsk)  ((tsk)->thread.lr)

#define KSTK_ESP(tsk)  ((tsk)->thread.sp)



#define THREAD_SIZE (2*PAGE_SIZE)



#define cpu_relax()	barrier()



#endif /* _ASM_M32R_PROCESSOR_H */

arch/m32r/include/asm/thread_info.h

+2 −13
Original line number Diff line number Diff line
@@ -55,6 +55,8 @@ struct thread_info { 


#define PREEMPT_ACTIVE		0x10000000



#define THREAD_SIZE (PAGE_SIZE << 1)



/*

 * macros/functions for gaining access to the thread information structure

 */
@@ -76,8 +78,6 @@ struct thread_info { 
#define init_thread_info	(init_thread_union.thread_info)

#define init_stack		(init_thread_union.stack)



#define THREAD_SIZE (2*PAGE_SIZE)



/* how to get the thread information struct from C */

static inline struct thread_info *current_thread_info(void)

{
@@ -125,17 +125,6 @@ static inline unsigned int get_thread_fault_code(void) 
	return ti->flags >> TI_FLAG_FAULT_CODE_SHIFT;

}



#else /* !__ASSEMBLY__ */



#define THREAD_SIZE	8192



/* how to get the thread information struct from ASM */

#define GET_THREAD_INFO(reg)	GET_THREAD_INFO reg

	.macro GET_THREAD_INFO reg

	ldi	\reg, #-THREAD_SIZE

	and	\reg, sp

	.endm



#endif



/*

arch/m32r/kernel/entry.S

+7 −0
Original line number Diff line number Diff line
@@ -118,6 +118,13 @@ 
#define resume_kernel		restore_all

#endif



/* how to get the thread information struct from ASM */

#define GET_THREAD_INFO(reg)	GET_THREAD_INFO reg

	.macro GET_THREAD_INFO reg

	ldi	\reg, #-THREAD_SIZE

	and	\reg, sp

	.endm



ENTRY(ret_from_fork)

	pop	r0

	bl	schedule_tail

arch/m32r/kernel/head.S

+2 −2
Original line number Diff line number Diff line
@@ -268,13 +268,13 @@ ENTRY(empty_zero_page) 
/*------------------------------------------------------------------------

 * Stack area

 */

	.section .spi

	.section .init.data, "aw"

	ALIGN

	.global spi_stack_top

	.zero	1024

spi_stack_top:



	.section .spu

	.section .init.data, "aw"

	ALIGN

	.global spu_stack_top

	.zero	1024