[PATCH v6 2/6] arm64: pass a task parameter to unwind_frame()
AKASHI Takahiro
takahiro.akashi at linaro.org
Tue Nov 24 20:39:36 PST 2015
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
>
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