frame.fp = regs->regs[29];
frame.pc = regs->pc;
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame.graph = current->curr_ret_stack;
+ frame.graph = 0;
#endif
walk_stackframe(current, &frame, callchain_trace, entry);
frame.fp = thread_saved_fp(p);
frame.pc = thread_saved_pc(p);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame.graph = p->curr_ret_stack;
+ frame.graph = 0;
#endif
do {
if (unwind_frame(p, &frame))
frame.fp = (unsigned long)__builtin_frame_address(0);
frame.pc = (unsigned long)return_address; /* dummy */
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame.graph = current->curr_ret_stack;
+ frame.graph = 0;
#endif
walk_stackframe(current, &frame, save_return_addr, &data);
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
if (tsk->ret_stack &&
(frame->pc == (unsigned long)return_to_handler)) {
- if (WARN_ON_ONCE(frame->graph == -1))
- return -EINVAL;
+ struct ftrace_ret_stack *ret_stack;
/*
* This is a case where function graph tracer has
* modified a return address (LR) in a stack frame
* to hook a function return.
* So replace it to an original value.
*/
- frame->pc = tsk->ret_stack[frame->graph--].ret;
+ ret_stack = ftrace_graph_get_ret_stack(tsk, frame->graph++);
+ if (WARN_ON_ONCE(!ret_stack))
+ return -EINVAL;
+ frame->pc = ret_stack->ret;
}
#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
frame.fp = regs->regs[29];
frame.pc = regs->pc;
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame.graph = current->curr_ret_stack;
+ frame.graph = 0;
#endif
walk_stackframe(current, &frame, save_trace, &data);
frame.pc = (unsigned long)__save_stack_trace;
}
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame.graph = tsk->curr_ret_stack;
+ frame.graph = 0;
#endif
walk_stackframe(tsk, &frame, save_trace, &data);
frame.fp = regs->regs[29];
frame.pc = regs->pc;
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame.graph = current->curr_ret_stack;
+ frame.graph = 0;
#endif
do {
int ret = unwind_frame(NULL, &frame);