Re: [PATCH 0/4] Enable Fault Injection for RTRS

[Jason Gunthorpe <jgg@nvidia.com>]

On Tue, Apr 06, 2021 at 01:50:45PM +0200, Gioh Kim wrote:
> My colleagues and I would like to apply the fault injection
> of the Linux to test error handling of RTRS module. RTRS module
> consists of client and server modules that are connected via
> Infiniband network. So it is important for the client to receive
> the error of the server and handle it smoothly.
> 
> When debugfs is enabled, RTRS is able to export interfaces
> to fail RTRS client and server.
> Following fault injection points are enabled:
> - fail a request processing on RTRS client side
> - fail a heart-beat transferation on RTRS server side
> 
> This patch set is just a starting point. We will enable various
> faults and test as many error cases as possible.
> 
> Best regards
> 
> Gioh Kim (4):
>   RDMA/rtrs: Enable the fault-injection
>   RDMA/rtrs-clt: Inject a fault at request processing
>   RDMA/rtrs-srv: Inject a fault at heart-beat sending
>   docs: fault-injection: Add fault-injection manual of RTRS

I'm going to drop this until you can look into ebpf kprobes, it does
seem the more modern way

Jason