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Re: [PATCH v1 5/7] docs: mark intention to deprecate TCG tracing functio
From: |
Alex Bennée |
Subject: |
Re: [PATCH v1 5/7] docs: mark intention to deprecate TCG tracing functionality |
Date: |
Wed, 05 May 2021 11:41:46 +0100 |
User-agent: |
mu4e 1.5.13; emacs 28.0.50 |
Alex Bennée <alex.bennee@linaro.org> writes:
> Daniel P. Berrangé <berrange@redhat.com> writes:
>
>> On Wed, May 05, 2021 at 10:22:57AM +0100, Alex Bennée wrote:
<snip>
>>> +TCG introspection features
>>> +--------------------------
>>> +
>>> +TCG trace-events (since 6.1)
>>> +''''''''''''''''''''''''''''
>>> +
>>> +The ability to add new TCG trace points has bit rotted and as the
>>
>> When you say this "has bit rotted", just how bad is the situation ?
>>
>> Is the TCG tracing still usable at all, or is is fully broken
>> already ?
>
> Well patches 6/7 got it working for generic TCG things. I haven't been
> able to get the architecture one working but I suspect that is some sort
> of interaction between the per-arch trace header generation that I
> haven't quite figured out yet.
Ahh it's since 7609ffb919 (trace: fix tcg tracing build breakage) which
limited tcg/vcpu events to the root trace-events file.
--
Alex Bennée
- [PATCH v1 0/7] plugins/next (windows, leaks, tcg tracing), Alex Bennée, 2021/05/05
- [PATCH v1 1/7] plugins: Update qemu-plugins.symbols to match qemu-plugins.h, Alex Bennée, 2021/05/05
- [PATCH v1 4/7] plugins/hotpages: Properly freed the hash table values, Alex Bennée, 2021/05/05
- [PATCH v1 2/7] plugins: Move all typedef and type declaration to the front of the qemu-plugin.h, Alex Bennée, 2021/05/05
- [PATCH v1 3/7] plugins/hotblocks: Properly freed the hash table values, Alex Bennée, 2021/05/05
- [PATCH v1 7/7] tcg: add trace events for [exit|goto]_tb and goto_ptr, Alex Bennée, 2021/05/05
- [PATCH v1 5/7] docs: mark intention to deprecate TCG tracing functionality, Alex Bennée, 2021/05/05
[PATCH v1 6/7] scripts/tracetool: don't barf validating TCG types, Alex Bennée, 2021/05/05