[openfabrics-ewg] Creating 91-srp.rules from openibd

[ishai at dev.mellanox.co.il]

1) The file is being removed when SRP goes down.

2) We want this file to be created only when openib is loaded with SRP HA.
when this file exists there is an unnecessary overhead for all block
devices.

Ishai

>Is it really a good idea to be creating /etc config files from openibd?
>Also, it looks like you are appending to the file again each time SRP is
>started.