schedule history between 2 interrupts

[Philipp Ittershagen]

Hi Amit,

you can use ftrace to trace function calls using the funcction_graph tracer.


Greetings,

Philipp

On Tue, Oct 4, 2011 at 8:24 AM, Amit Nagal <helloin.amit at gmail.com> wrote:
> Hi ,
>
> i have a gap of 2-3 ms between 2 usb interrupts callback .
>
> i want to know which kernel/user threads execute in the gap of 2-3 ms .
>
> basically i want to log schedule history between 2 usb interrupts callback .
>
> which data structures / functions can i use to furnish schedule
> logging history for this case ?
>
> Regards
> Amit Nagal
>
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