44 static int in_kernel_stack(struct KBacktraceIterator *kbt, unsigned long sp)  in in_kernel_stack()  argument
48 		return sp >= PAGE_OFFSET && sp < (unsigned long)high_memory;  in in_kernel_stack()
49 	return sp >= kstack_base && sp < kstack_base + THREAD_SIZE;  in in_kernel_stack()
83 	unsigned long sp = kbt->it.sp;  in valid_fault_handler()  local
86 	if (sp % sizeof(long) != 0)  in valid_fault_handler()
88 	if (!in_kernel_stack(kbt, sp))  in valid_fault_handler()
90 	if (!in_kernel_stack(kbt, sp + C_ABI_SAVE_AREA_SIZE + PTREGS_SIZE-1))  in valid_fault_handler()
92 	p = (struct pt_regs *)(sp + C_ABI_SAVE_AREA_SIZE);  in valid_fault_handler()
104 	    in_kernel_stack(kbt, p->sp) &&  in valid_fault_handler()
105 	    p->sp >= sp) {  in valid_fault_handler()
109 		   p->sp < PAGE_OFFSET && p->sp != 0) {  in valid_fault_handler()
113 		if (kbt->verbose && (p->pc != 0 || p->sp != 0 || p->ex1 != 0))  in valid_fault_handler()
115 			       p->pc, p->sp, p->ex1);  in valid_fault_handler()
137 	if (is_sigreturn(kbt) && b->sp < PAGE_OFFSET &&  in valid_sigframe()
138 	    b->sp % sizeof(long) == 0) {  in valid_sigframe()
142 			kframe, (void __user __force *)b->sp,  in valid_sigframe()
168 		       p->pc, p->lr, p->sp, p->regs[52]);  in KBacktraceIterator_restart()
201 	unsigned long sp = stack_pointer;  in validate_stack()  local
203 	if (EX1_PL(regs->ex1) == KERNEL_PL && regs->sp >= ksp0) {  in validate_stack()
206 		       cpu, ksp0_base, ksp0, sp, regs->sp, regs->pc, regs->lr);  in validate_stack()
209 	else if (sp < ksp0_base + sizeof(struct thread_info)) {  in validate_stack()
212 		       cpu, ksp0_base, ksp0, sp, regs->sp, regs->pc, regs->lr);  in validate_stack()
219 	unsigned long pc, lr, sp, r52;  in KBacktraceIterator_init()  local
246 		sp = t->thread.ksp;  in KBacktraceIterator_init()
251 		sp = regs->sp;  in KBacktraceIterator_init()
255 	backtrace_init(&kbt->it, read_memory_func, kbt, pc, lr, sp, r52);  in KBacktraceIterator_init()
268 	unsigned long old_pc = kbt->it.pc, old_sp = kbt->it.sp;  in KBacktraceIterator_next()
275 	if (old_pc == kbt->it.pc && old_sp == kbt->it.sp) {  in KBacktraceIterator_next()
407 		       i++, address, namebuf, (unsigned long)(kbt->it.sp));  in tile_show_stack()
423 				       ulong pc, ulong lr, ulong sp, ulong r52)  in regs_to_pt_regs()  argument
428 	regs->sp = sp;  in regs_to_pt_regs()
434 void _dump_stack(int dummy, ulong pc, ulong lr, ulong sp, ulong r52)  in _dump_stack()  argument
439 	regs_to_pt_regs(&regs, pc, lr, sp, r52);  in _dump_stack()
446 				      ulong lr, ulong sp, ulong r52)  in _KBacktraceIterator_init_current()  argument
450 				regs_to_pt_regs(&regs, pc, lr, sp, r52));  in _KBacktraceIterator_init_current()