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Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu
From: |
Alex Bennée |
Subject: |
Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu |
Date: |
Tue, 04 Aug 2015 20:08:36 +0100 |
Richard Henderson <address@hidden> writes:
> On 08/04/2015 10:22 AM, Alex Bennée wrote:
>>
>> Richard Henderson <address@hidden> writes:
>>
>>> On 08/04/2015 08:15 AM, Peter Maydell wrote:
>>>> On 4 August 2015 at 16:11, Alex Bennée <address@hidden> wrote:
>>>>> Aurelien Jarno <address@hidden> writes:
>>>>>> On 2015-08-03 10:14, Alex Bennée wrote:
>>>>>> In practice this is not true for linked TB. Should we also disable TB
>>>>>> linking when this option is enabled?
>>>>>
>>>>> Good question. I suspect yes because if you've gone to level of wanting
>>>>> exec tracing you'll probably get confused by the chaining. Of course it
>>>>> will run a lot slower then.
>>>>
>>>> Unless the bug you were trying to track down is caused by the exec
>>>> chaining, of course... But yes, I think we get more people wanting
>>>> chaining to be disableable.
>>>>
>>>> Not sure we want to tie it to the 'cpu' debug option, though -- it
>>>> applies just as much to 'exec'.
>>>
>>> Does it make more sense to have a 'nochain' debug option, and not tie it to
>>> either 'cpu' or 'exec'? It might be occasionally useful on its own, simply
>>> to
>>> determine if a bug does exist in the exec chaining.
>>
>> Would that make sense as a debug option or should we have a specific set
>> of TCG options to alter its behaviour?
>
>
> That's what I'm saying -- probably a separate debug option is better.
Sorry I meant should we add it to -d (as in -d nochain) or have some tcg
opts (--tcg nochain,blah)
>
>
> r~
--
Alex Bennée
- Re: [Qemu-devel] [PATCH v4 07/11] qemu-log: new option -dfilter to limit output, (continued)
- [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Alex Bennée, 2015/08/03
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Aurelien Jarno, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Alex Bennée, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Peter Maydell, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Richard Henderson, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Alex Bennée, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Richard Henderson, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu,
Alex Bennée <=
- Re: [Qemu-devel] [PATCH v4 03/11] qemu-log: correct help text for -d cpu, Richard Henderson, 2015/08/04
[Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Alex Bennée, 2015/08/03
- Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Paolo Bonzini, 2015/08/03
- Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Alex Bennée, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Paolo Bonzini, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Aurelien Jarno, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Alex Bennée, 2015/08/04
- Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Aurelien Jarno, 2015/08/04
Re: [Qemu-devel] [PATCH v4 01/11] tcg: add ability to dump /tmp/perf-<pid>.map files, Aurelien Jarno, 2015/08/04
[Qemu-devel] [PATCH v4 08/11] qemu-log: dfilter-ise exec, out_asm, and op_opt, Alex Bennée, 2015/08/03