Re: [PATCH v13 06/11] arm64: Use stack_trace_consume_fn and rename args to unwind()

From: Madhavan T. Venkataraman
Date: Wed Mar 09 2022 - 10:35:04 EST




On 3/9/22 05:47, Mark Brown wrote:
> On Tue, Mar 08, 2022 at 04:00:35PM -0600, Madhavan T. Venkataraman wrote:
>
>> It is just that patch 11 that defines "select
>> HAVE_RELIABLE_STACKTRACE" did not receive any comments from you
>> (unless I missed a comment that came from you. That is entirely
>> possible. If I missed it, my bad). Since you suggested that change, I
>> just wanted to make sure that that patch looks OK to you.
>
> I think that's more a question for the livepatch people to be honest -
> it's not entirely a technical one, there's a bunch of confidence level
> stuff going on. For example there was some suggestion that people might
> insist on having objtool support, though there's also substantial
> pushback on making objtool a requirement for anything from other
> quarters. I was hoping that posting that patch would provoke some
> discussion about what exactly is needed but that's not happened thus
> far.

Understood. In that case, I will remove that patch because it is not really required for my current work on the unwinder. I will bring this up later in a different patch series where it will trigger a discussion.

Thanks.

Madhavan