3  * Common arm64 stack unwinder code.
32  * @stack:       The stack currently being unwound.
44 	struct stack_info stack;  member
77 	state->stack = stackinfo_get_unknown();  in unwind_init_common()
95  * unwind_consume_stack() - Check if an object is on an accessible stack,
96  * updating stack boundaries so that future unwind steps cannot consume this
111 	if (stackinfo_on_stack(&state->stack, sp, size))  in unwind_consume_stack()
119 	 * Stack transitions are strictly one-way, and once we've  in unwind_consume_stack()
120 	 * transitioned from one stack to another, it's never valid to  in unwind_consume_stack()
121 	 * unwind back to the old stack.  in unwind_consume_stack()
123 	 * Remove the current stack from the list of stacks so that it cannot  in unwind_consume_stack()
132 	 * ... so we do not check the specific order of stack  in unwind_consume_stack()
135 	state->stack = *next;  in unwind_consume_stack()
140 	 * Future unwind steps can only consume stack above this frame record.  in unwind_consume_stack()
141 	 * Update the current stack to start immediately above it.  in unwind_consume_stack()
143 	state->stack.low = sp + size;  in unwind_consume_stack()