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authorGuo Ren <guoren@linux.alibaba.com>2020-05-14 10:04:31 +0200
committerGuo Ren <guoren@linux.alibaba.com>2020-05-14 18:16:18 +0200
commit67002814cf3b7265900003f6a49657847eeeb57d (patch)
tree47dd829a263cd5964ed533c4d2587ac50ead0d7d /arch
parentcsky: Fixup remove unnecessary save/restore PSR code (diff)
downloadlinux-67002814cf3b7265900003f6a49657847eeeb57d.tar.xz
linux-67002814cf3b7265900003f6a49657847eeeb57d.zip
csky: Fixup gdbmacros.txt with name sp in thread_struct
The gdbmacros.txt use sp in thread_struct, but csky use ksp. This cause bttnobp fail to excute. TODO: - Still couldn't display the contents of stack. Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/csky/include/asm/processor.h4
-rw-r--r--arch/csky/include/asm/thread_info.h6
-rw-r--r--arch/csky/kernel/asm-offsets.c2
-rw-r--r--arch/csky/kernel/process.c6
4 files changed, 9 insertions, 9 deletions
diff --git a/arch/csky/include/asm/processor.h b/arch/csky/include/asm/processor.h
index 79eaaaed3d23..24442d8e86f9 100644
--- a/arch/csky/include/asm/processor.h
+++ b/arch/csky/include/asm/processor.h
@@ -41,7 +41,7 @@ extern struct cpuinfo_csky cpu_data[];
#define TASK_UNMAPPED_BASE (TASK_SIZE / 3)
struct thread_struct {
- unsigned long ksp; /* kernel stack pointer */
+ unsigned long sp; /* kernel stack pointer */
unsigned long trap_no; /* saved status register */
/* FPU regs */
@@ -49,7 +49,7 @@ struct thread_struct {
};
#define INIT_THREAD { \
- .ksp = sizeof(init_stack) + (unsigned long) &init_stack, \
+ .sp = sizeof(init_stack) + (unsigned long) &init_stack, \
}
/*
diff --git a/arch/csky/include/asm/thread_info.h b/arch/csky/include/asm/thread_info.h
index d381a5752f0e..5c61e84e790f 100644
--- a/arch/csky/include/asm/thread_info.h
+++ b/arch/csky/include/asm/thread_info.h
@@ -38,13 +38,13 @@ struct thread_info {
#define THREAD_SIZE_ORDER (THREAD_SHIFT - PAGE_SHIFT)
#define thread_saved_fp(tsk) \
- ((unsigned long)(((struct switch_stack *)(tsk->thread.ksp))->r8))
+ ((unsigned long)(((struct switch_stack *)(tsk->thread.sp))->r8))
#define thread_saved_sp(tsk) \
- ((unsigned long)(tsk->thread.ksp))
+ ((unsigned long)(tsk->thread.sp))
#define thread_saved_lr(tsk) \
- ((unsigned long)(((struct switch_stack *)(tsk->thread.ksp))->r15))
+ ((unsigned long)(((struct switch_stack *)(tsk->thread.sp))->r15))
static inline struct thread_info *current_thread_info(void)
{
diff --git a/arch/csky/kernel/asm-offsets.c b/arch/csky/kernel/asm-offsets.c
index bbc259eed233..17479860d43d 100644
--- a/arch/csky/kernel/asm-offsets.c
+++ b/arch/csky/kernel/asm-offsets.c
@@ -18,7 +18,7 @@ int main(void)
DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
/* offsets into the thread struct */
- DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
+ DEFINE(THREAD_KSP, offsetof(struct thread_struct, sp));
DEFINE(THREAD_FESR, offsetof(struct thread_struct, user_fp.fesr));
DEFINE(THREAD_FCR, offsetof(struct thread_struct, user_fp.fcr));
DEFINE(THREAD_FPREG, offsetof(struct thread_struct, user_fp.vr));
diff --git a/arch/csky/kernel/process.c b/arch/csky/kernel/process.c
index 4ad6db56c3cd..8b3fad062ab2 100644
--- a/arch/csky/kernel/process.c
+++ b/arch/csky/kernel/process.c
@@ -35,7 +35,7 @@ void flush_thread(void){}
*/
unsigned long thread_saved_pc(struct task_struct *tsk)
{
- struct switch_stack *sw = (struct switch_stack *)tsk->thread.ksp;
+ struct switch_stack *sw = (struct switch_stack *)tsk->thread.sp;
return sw->r15;
}
@@ -56,8 +56,8 @@ int copy_thread_tls(unsigned long clone_flags,
childstack = ((struct switch_stack *) childregs) - 1;
memset(childstack, 0, sizeof(struct switch_stack));
- /* setup ksp for switch_to !!! */
- p->thread.ksp = (unsigned long)childstack;
+ /* setup thread.sp for switch_to !!! */
+ p->thread.sp = (unsigned long)childstack;
if (unlikely(p->flags & PF_KTHREAD)) {
memset(childregs, 0, sizeof(struct pt_regs));