43 static int in_kernel_stack(struct KBacktraceIterator *kbt, unsigned long sp)  in in_kernel_stack()  argument
47 		return sp >= PAGE_OFFSET && sp < (unsigned long)high_memory;  in in_kernel_stack()
48 	return sp >= kstack_base && sp < kstack_base + THREAD_SIZE;  in in_kernel_stack()
82 	unsigned long sp = kbt->it.sp;  in valid_fault_handler()  local
85 	if (sp % sizeof(long) != 0)  in valid_fault_handler()
87 	if (!in_kernel_stack(kbt, sp))  in valid_fault_handler()
89 	if (!in_kernel_stack(kbt, sp + C_ABI_SAVE_AREA_SIZE + PTREGS_SIZE-1))  in valid_fault_handler()
91 	p = (struct pt_regs *)(sp + C_ABI_SAVE_AREA_SIZE);  in valid_fault_handler()
103 	    in_kernel_stack(kbt, p->sp) &&  in valid_fault_handler()
104 	    p->sp >= sp) {  in valid_fault_handler()
108 		   p->sp < PAGE_OFFSET && p->sp != 0) {  in valid_fault_handler()
114 			       p->pc, p->sp, p->ex1);  in valid_fault_handler()
134 	if (is_sigreturn(b->pc) && b->sp < PAGE_OFFSET &&  in valid_sigframe()
135 	    b->sp % sizeof(long) == 0) {  in valid_sigframe()
139 			kframe, (void __user __force *)b->sp,  in valid_sigframe()
170 		       p->pc, p->lr, p->sp, p->regs[52]);  in KBacktraceIterator_restart()
203 	unsigned long sp = stack_pointer;  in validate_stack()  local
205 	if (EX1_PL(regs->ex1) == KERNEL_PL && regs->sp >= ksp0) {  in validate_stack()
208 		       cpu, ksp0_base, ksp0, sp, regs->sp, regs->pc, regs->lr);  in validate_stack()
211 	else if (sp < ksp0_base + sizeof(struct thread_info)) {  in validate_stack()
214 		       cpu, ksp0_base, ksp0, sp, regs->sp, regs->pc, regs->lr);  in validate_stack()
221 	unsigned long pc, lr, sp, r52;  in KBacktraceIterator_init()  local
248 		sp = t->thread.ksp;  in KBacktraceIterator_init()
253 		sp = regs->sp;  in KBacktraceIterator_init()
257 	backtrace_init(&kbt->it, read_memory_func, kbt, pc, lr, sp, r52);  in KBacktraceIterator_init()
270 	unsigned long old_pc = kbt->it.pc, old_sp = kbt->it.sp;  in KBacktraceIterator_next()
277 	if (old_pc == kbt->it.pc && old_sp == kbt->it.sp) {  in KBacktraceIterator_next()
410 		       i++, address, namebuf, (unsigned long)(kbt->it.sp));  in tile_show_stack()
438 				       ulong pc, ulong lr, ulong sp, ulong r52)  in regs_to_pt_regs()  argument
443 	regs->sp = sp;  in regs_to_pt_regs()
449 void _dump_stack(int dummy, ulong pc, ulong lr, ulong sp, ulong r52)  in _dump_stack()  argument
452 	dump_stack_regs(regs_to_pt_regs(&regs, pc, lr, sp, r52));  in _dump_stack()
457 				      ulong lr, ulong sp, ulong r52)  in _KBacktraceIterator_init_current()  argument
461 				regs_to_pt_regs(&regs, pc, lr, sp, r52));  in _KBacktraceIterator_init_current()