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Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default |
Date: |
Wed, 10 Nov 2010 20:23:32 +0000 |
On Wed, Nov 10, 2010 at 7:57 PM, Lluís <address@hidden> wrote:
> Blue Swirl writes:
>
>> On Wed, Nov 10, 2010 at 5:59 PM, Lluís <address@hidden> wrote:
>>> So, my patch is just a matter of having all events available _only_ when
>>> you use a backend other than "nop".
>
>> Then the default for simpletrace (and dtrace?) should also be disabled
>> initial state. If you have 1000 tracepoints automatically enabled at
>> start (with simpletrace, not nop), disabling all of them if you are
>> only interested in a few of them is difficult.
>
> That's how it is. The patch sets always ".state=0" in "simple", and
> "dtrace" just does not do anything unless you plug something into the
> probe (similarly with "ust").
Oh, I missed .state=0 part, it was also not mentioned in the
description. Then these changes should be OK.
- [Qemu-devel] [PATCH v2 1/3] trace: [ust] fix generation of 'trace.c' on events without args, Lluís, 2010/11/09
- [Qemu-devel] [PATCH v2 2/3] trace: always use the "nop" backend on events with the "disable" keyword, Lluís, 2010/11/09
- [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Lluís, 2010/11/09
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Blue Swirl, 2010/11/10
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Lluís, 2010/11/10
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Blue Swirl, 2010/11/10
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Lluís, 2010/11/10
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default,
Blue Swirl <=
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Lluís, 2010/11/10
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Stefan Hajnoczi, 2010/11/11
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Stefan Hajnoczi, 2010/11/16
- Re: [Qemu-devel] [PATCH v2 3/3] trace: enable all events by default, Lluís, 2010/11/17
Re: [Qemu-devel] [PATCH v2 1/3] trace: [ust] fix generation of 'trace.c' on events without args, Stefan Hajnoczi, 2010/11/09