Re: [PATCH 2/3] drivers: hv: vmbus: add fuzz test attributes to sysfs

From: Branden Bonaby
Date: Fri Aug 02 2019 - 15:02:32 EST


On Fri, Aug 02, 2019 at 09:34:40AM +0200, Vitaly Kuznetsov wrote:
> Branden Bonaby <brandonbonaby94@xxxxxxxxx> writes:
>
> > Expose the test parameters as part of the sysfs channel attributes.
> > We will control the testing state via these attributes.
> >
> > Signed-off-by: Branden Bonaby <brandonbonaby94@xxxxxxxxx>
> > ---
> > Documentation/ABI/stable/sysfs-bus-vmbus | 22 ++++++
> > drivers/hv/vmbus_drv.c | 97 +++++++++++++++++++++++-
> > 2 files changed, 118 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/ABI/stable/sysfs-bus-vmbus b/Documentation/ABI/stable/sysfs-bus-vmbus
> > index 8e8d167eca31..239fcb6fdc75 100644
> > --- a/Documentation/ABI/stable/sysfs-bus-vmbus
> > +++ b/Documentation/ABI/stable/sysfs-bus-vmbus
> > @@ -185,3 +185,25 @@ Contact: Michael Kelley <mikelley@xxxxxxxxxxxxx>
> > Description: Total number of write operations that encountered an outbound
> > ring buffer full condition
> > Users: Debugging tools
> > +
> > +What: /sys/bus/vmbus/devices/<UUID>/fuzz_test_state
>
> I would prefer this to go under /sys/kernel/debug/ as this is clearly a
> debug/test feature.
> --
> Vitaly

Alright, it is testing so I see what you mean and why the code in
this patch should go in debugfs. Will fix that and resend.

Branden Bonaby