28  * the frame pointer should point to a location in the stack after the
40  * Create a stack trace doing scanning which is frame pointer aware. We can
41  * get reliable stack traces by matching the previously found frame
42  * pointer with the top of the stack address every time we find a valid
45  * Ideally the stack parameter will be passed as FP, but it can not be
49  * The OpenRISC stack frame looks something like the following.  The
53  * SP   -> (top of stack)
58  * FP   -> (previous top of stack) /
60 void unwind_stack(void *data, unsigned long *stack,  in unwind_stack()  argument
67 	while (!kstack_end(stack)) {  in unwind_stack()
68 		frameinfo = container_of(stack,  in unwind_stack()
83 		stack++;  in unwind_stack()
90  * Create a stack trace by doing a simple scan treating all text addresses
93 void unwind_stack(void *data, unsigned long *stack,  in unwind_stack()  argument
98 	while (!kstack_end(stack)) {  in unwind_stack()
99 		addr = *stack++;  in unwind_stack()