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Commit 557e1995 authored by Al Viro's avatar Al Viro
Browse files

h8300: generic kernel_thread() 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent ddffeb8c

arch/h8300/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -8,6 +8,7 @@ config H8300 
	select GENERIC_IRQ_SHOW

	select GENERIC_CPU_DEVICES

	select MODULES_USE_ELF_RELA

	select GENERIC_KERNEL_THREAD



config SYMBOL_PREFIX

	string

arch/h8300/include/asm/processor.h

+0 −2
Original line number Diff line number Diff line
@@ -107,8 +107,6 @@ static inline void release_thread(struct task_struct *dead_task) 
{

}



extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);



/*

 * Free current thread data structures etc..

 */

arch/h8300/include/asm/ptrace.h

+2 −0
Original line number Diff line number Diff line
@@ -60,6 +60,8 @@ struct pt_regs { 
#define user_mode(regs) (!((regs)->ccr & PS_S))

#define instruction_pointer(regs) ((regs)->pc)

#define profile_pc(regs) instruction_pointer(regs)

#define current_pt_regs() ((struct pt_regs *) \

	(THREAD_SIZE + (unsigned long)current_thread_info()) - 1)

#endif /* __KERNEL__ */

#endif /* __ASSEMBLY__ */

#endif /* _H8300_PTRACE_H */

arch/h8300/kernel/entry.S

+10 −0
Original line number Diff line number Diff line
@@ -158,6 +158,7 @@ INTERRUPTS = 128 
.globl SYMBOL_NAME(system_call)

.globl SYMBOL_NAME(ret_from_exception)

.globl SYMBOL_NAME(ret_from_fork)

.globl SYMBOL_NAME(ret_from_kernel_thread)

.globl SYMBOL_NAME(ret_from_interrupt)

.globl SYMBOL_NAME(interrupt_redirect_table)

.globl SYMBOL_NAME(sw_ksp),SYMBOL_NAME(sw_usp)
@@ -330,6 +331,15 @@ SYMBOL_NAME_LABEL(ret_from_fork) 
	jsr	@SYMBOL_NAME(schedule_tail)

	jmp	@SYMBOL_NAME(ret_from_exception)



SYMBOL_NAME_LABEL(ret_from_kernel_thread)

	mov.l	er2,er0

	jsr	@SYMBOL_NAME(schedule_tail)

	mov.l	@(LER4:16,sp),er0

	mov.l	@(LER5:16,sp),er1

	jsr	@er1

	sub.l	@er0,@er0

	jsr	@SYMBOL_NAME(sys_exit)



SYMBOL_NAME_LABEL(resume)

	/*

	 * Beware - when entering resume, offset of tss is in d1,

arch/h8300/kernel/h8300_ksyms.c

+0 −1
Original line number Diff line number Diff line
@@ -33,7 +33,6 @@ EXPORT_SYMBOL(strncmp); 


EXPORT_SYMBOL(ip_fast_csum);



EXPORT_SYMBOL(kernel_thread);

EXPORT_SYMBOL(enable_irq);

EXPORT_SYMBOL(disable_irq);