how to find out IRQ end user

Sudip Mukherjee sudipm.mukherjee at gmail.com
Thu Feb 14 05:13:16 EST 2019


On Wed, Feb 13, 2019 at 7:37 PM Matwey V. Kornilov
<matwey.kornilov at gmail.com> wrote:
>
> ср, 13 февр. 2019 г. в 15:45, Sudip Mukherjee <sudipm.mukherjee at gmail.com>:
> >
> > On Wed, Jan 30, 2019 at 5:09 PM Matwey V. Kornilov
> > <matwey.kornilov at gmail.com> wrote:
> > >
> > > Hello,
> > >
> > > From /sys/kernel/debug/tracing I see the following points:
> > >
> > > <idle>-0     [000] d.h1  2388.136032: irq_handler_entry: irq=16
> > > name=gp_timer
> > >
> > > Is there a simple way to figure out what is the exact final function
> > > called to handle this IRQ?
> >
> > omap2_gp_timer_interrupt()
>
> How did you get it?

You have "name=gp_timer", just grep for gp_timer in kernel source.


-- 
Regards
Sudip



More information about the Kernelnewbies mailing list