[openib-general] ipoib lockdep warning

[Sean Hefty]

Michael S. Tsirkin wrote:
> Yes, this is true for users that pass GFP_ATOMIC to sa_query, at least.  But
> might not be so for other users:  send_mad in sa_query actually gets gfp_flags
> parameter, but for some reason it does not pass it to idr_pre_get, which means
> even sa query done with GFP_KERNEL flag is likely to fail.
> 
> Sean, it seems we need something like the following - what do you think?

I noticed this same thing looking at the code yesterday.  I can't think of any 
reason why your patch wouldn't work.

- Sean