Commit 0f231dcf authored by Guo Ren's avatar Guo Ren
Browse files

csky: coding convention: Use task_stack_page 



Use task_stack_page instead of p->stack to get stack. Follow the coding
convention style. Also for init_stack, the same with other archs.

Signed-off-by: default avatarGuo Ren <ren_guo@c-sky.com>
parent 9216cd72

arch/csky/include/asm/processor.h

+2 −2
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ struct thread_struct { 
};



#define INIT_THREAD  { \

	.ksp = (unsigned long) init_thread_union.stack + THREAD_SIZE, \

	.ksp = sizeof(init_stack) + (unsigned long) &init_stack, \

	.sr = DEFAULT_PSR_VALUE, \

}
@@ -95,7 +95,7 @@ unsigned long get_wchan(struct task_struct *p); 
#define KSTK_ESP(tsk)		(task_pt_regs(tsk)->usp)



#define task_pt_regs(p) \

	((struct pt_regs *)(THREAD_SIZE + p->stack) - 1)

	((struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1)



#define cpu_relax() barrier()

arch/csky/kernel/smp.c

+2 −1
Original line number Diff line number Diff line
@@ -160,7 +160,8 @@ int __cpu_up(unsigned int cpu, struct task_struct *tidle) 
{

	unsigned long mask = 1 << cpu;



	secondary_stack = (unsigned int)tidle->stack + THREAD_SIZE - 8;

	secondary_stack =

		(unsigned int) task_stack_page(tidle) + THREAD_SIZE - 8;

	secondary_hint = mfcr("cr31");

	secondary_ccr  = mfcr("cr18");