[ofa-general] Re: [PATCH] infiniband: add support for invalidate stag

[mhagen at iol.unh.edu]

I don't believe so. I just sent out modifications to the Ammasso driver on
another thread that might clear this up.  The modifications to the driver
should show how these new verbs could be used.

>> Quoting mhagen at iol.unh.edu <mhagen at iol.unh.edu>:
>> Subject: [PATCH] infiniband: add support for invalidate stag
>>
>> Patch to add support for the iWARP verbs SEND with INV and SEND with SE
>> and INV.
>>
>> --- linux-2.6.21.1/include/rdma/ib_verbs.h    2007-04-28
>> 15:35:02.677618096 -0400
>> +++ linux-2.6.21.1/include/rdma/ib_verbs.h    2007-04-28
>> 15:29:16.200290656 -0400
>> @@ -611,7 +611,8 @@ enum ib_send_flags {
>>      IB_SEND_FENCE        = 1,
>>      IB_SEND_SIGNALED    = (1<<1),
>>      IB_SEND_SOLICITED    = (1<<2),
>> -    IB_SEND_INLINE        = (1<<3)
>> +    IB_SEND_INLINE        = (1<<3),
>> +    IB_SEND_INVALIDATE    = (1<<4)
>>  };
>>
>>  struct ib_sge {
>> @@ -646,6 +647,9 @@ struct ib_send_wr {
>>              u16    pkey_index; /* valid for GSI only */
>>              u8    port_num;   /* valid for DR SMPs on switch only */
>>          } ud;
>> +        struct {
>> +            u32    rkey;
>> +        } invalidate;
>>      } wr;
>>  };
>
> Shouldn't this rather be part of rc wr?
>
> --
> MST
>


-- 
Mikkel Hagen
Project Assistant - Fibre Channel/SAS/SATA Consortiums
Research and Development Engineer - iWARP Consortium
FC/SAS/SATA:1-603-862-0701  iWARP:1-603-862-5083  Fax:1-603-862-4181
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Durham, NH 03824