Re: [PATCH 3/4] PCI: PCIE AER: PCIE AER software error injection

[Kenji Kaneshige]

Huang Ying wrote:
> On Fri, 2009-04-24 at 12:32 +0800, Kenji Kaneshige wrote:
> > Huang Ying wrote:
> > > Debugging PCIE AER code can be very difficult because it is hard to
> > > trigger various real hardware errors. This patch provide a software
> > > based error injection tool, which can fake various PCIE errors with a
> > > user space helper tool named "aer-inject". Which can be gotten from:
> > >
> > >   http://www.kernel.org/pub/linux/kernel/people/yhuang/
> > >
> > > The patch fakes AER error by faking some PCIE AER related registers
> > > and an AER interrupt for specified the PCIE device.
> > >
> > > Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>
> > >
> > > ---
> > >  drivers/pci/pcie/aer/Kconfig       |    2 
> > >  drivers/pci/pcie/aer/Kconfig.debug |   18 +
> > >  drivers/pci/pcie/aer/Makefile      |    1 
> > >  drivers/pci/pcie/aer/aer_inject.c  |  472 +++++++++++++++++++++++++++++++++++++
> > >  4 files changed, 493 insertions(+)
> > >
> > > --- /dev/null
> > > +++ b/drivers/pci/pcie/aer/aer_inject.c
> > > @@ -0,0 +1,472 @@
> > > +/*
> > > + * PCIE AER software error injection support.
> > > + *
> > > + * Debuging PCIE AER code is quite difficult because it is hard to
> > > + * trigger various real hardware errors. Software based error
> > > + * injection can fake almost all kinds of errors with the help of a
> > > + * user space helper tool aer-inject, which can be gotten from:
> > > + *   http://www.kernel.org/pub/utils/pcie/aer-inject
> > Shouldn't it be 
> >
> > http://www.kernel.org/pub/linux/kernel/people/yhuang/
>
> Yes. I forget to change this. But the directory to put aer-inject tar
> ball is subject to be changed. I am contacting with kernel.org ftp
> maintainer for appropriate place.

I see.

By the way, thank you for this very nice feature!

Thanks,
Kenji Kaneshige


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