[ewg] Re: pkey change handling patch

[Michael S. Tsirkin]

> Quoting Yosef Etigin <yosefe at voltaire.com>:
> Subject: Re: [ewg] Re: pkey change handling patch
> 
> Michael S. Tsirkin wrote:
> >>Quoting Yosef Etigin <yosefe at voltaire.com>:
> >>Subject: Re: [ewg] Re: pkey change handling patch
> >>
> >>Michael S. Tsirkin wrote:
> >>
> >>>>Quoting Moni Levy <monil at voltaire.com>:
> >>>>Subject: Re: pkey change handling patch
> >>>>
> >>>>On 4/25/07, Roland Dreier <rdreier at cisco.com> wrote:
> >>>>
> >>>>
> >>>>>If you want to tackle more of the cache elimination plan we discussed
> >>>>>that would be great though.
> >>>>>
> >>>>
> >>>>One more issue I looked into that in my opinion needs to be discussed
> >>>>is that we do not have an easy api that should provide us with the
> >>>>whole PKEY table and one for the whole GID table for a specific port.
> >>>>I know that ib_process_mad can be used it's just not user friendly.
> >>>>The only thing we have now is ib_query_pkey that gets us one pkey from
> >>>>a specific index and is implemented to get the 32 pkeys chunks under
> >>>>the hood (and something similar for gids). Do we need something like
> >>>>ib_get_pkey_table & ib_get_gid_table calls ? Just an interesting fact:
> >>>>ib_cache_update on a Mellanox card performs 64 + 64 + 1 = 129 commands
> >>>>instead the really needed 5 :)
> >>>
> >>>
> >>>If the intended usage is to speed up ib_cache_update, the point is
> >>>moot I think since we agreed we are getting rid of it.
> >>>
> >>
> >>Which source file the without-caching functions should go to?
> > 
> > 
> > verbs.c?
> > 
> Shouldn't it be in device.c along with ib_query_gid and ib_query_pkey?

No idea why is ib_query_gid in device.c. Roland?

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MST