Subject: [PATCH v6 2/6] arm64: pass a task parameter to unwind_frame()

From: [email-masked] (AKASHI Takahiro)
Date: Wed, 25 Nov 2015 13:39:36 +0900

On 11/24/2015 10:42 PM, Jungseok Lee wrote:
> On Nov 18, 2015, at 3:43 PM, AKASHI Takahiro wrote:
>> The change here doesn't make any difference in this patch, but is
>> a preparation for later fixing a problem where stacktrace functions,
>> unwind_frame() and walk_stackframe(), may return useless call stacks
>> under function graph tracer.
>
> I'm aligned with the argument. The case cannot be handled correctly
> without ret_stack[] of struct task_struct.

Thanks. I will add some description about why we need 'tsk' in a commit message.

-Takahiro AKASHI

> Best Regards
> Jungseok Lee