Re: [tracecompass-dev] Getting duration for intervals in CallStackView

[Matthew Khouzam <matthew.khouzam@xxxxxxxxxxxx>]

Hi Dave, I am curious, would the callgraph analysis overlap these
requirements a bit?

CCing Patrick as I am out of office today.


On 16-08-17 09:35 AM, David Wootton wrote:
>
> I'm able to update the state system to add additional attributes that
> I want to appear in the popup that appears when I hover the mouse over
> an interval in my extension of CallStackView. This works if I have an
> attribute I know the value of an attribute at the start event of the
> interval, where I push and pop the quark with this value.
>
> I have some attributes that I know the value of only at the end event
> for the interval that I want to display similarly. If I push and pop a
> quark that contains the value, then that value appears in the State
> System Explorer view for the time/duration between the push and pop of
> the quark.
>
> The problem is that I don't seem to have either the start time or the
> duration for the interval at the time that the end event is being
> processed.
>
> I can make this work by creating another attribute/quark that contains
> the interval start time, and push the quark for that attribute in the
> processing for the entry event then get that quark in the exit event
> processing, use the value and pop the quark.
>
> I'm wondering if there's a better way to do this.
>
> Thanks
>
> Dave
>
>
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