Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-19 Thread Or Gerlitz
Bob Pearson wrote: I was curious to see if I could force a ConnectX device to slow down from a remote application. But since the MADs have been crippled for IBOE there is no way to configure it. QP1 MADs are working for ConnectX, e.g the IB CM is fully functional for IBoE, and I don't

Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-19 Thread Eli Cohen
On Thu, Aug 19, 2010 at 11:54:17AM +0300, Or Gerlitz wrote: Bob Pearson wrote: I was curious to see if I could force a ConnectX device to slow down from a remote application. But since the MADs have been crippled for IBOE there is no way to configure it. QP1 MADs are working for

Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-16 Thread Bob Pearson
On 08/12/2010 01:35 AM, Or Gerlitz wrote: Bob Pearson wrote: I was wondering if I could use this to cause ConnectX RDMAoE senders to slow down in response to these packets. There is a challenge managing fast ROCE senders in networks that may not fully implement per priority pause. Hi Bob,

Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-12 Thread Or Gerlitz
Bob Pearson wrote: I was wondering if I could use this to cause ConnectX RDMAoE senders to slow down in response to these packets. There is a challenge managing fast ROCE senders in networks that may not fully implement per priority pause. Hi Bob, QCN (IEEE 802.1 based Ethernet congestion

Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-11 Thread Or Gerlitz
Bob Pearson wrote: My interest is supporting the rxe driver, a software implementation of the IB transport over Ethernet, [...] I spent a little time looking at trying to exploit congestion notification to see if it would bu useful in this context. Hi Bob, As the IB congestion control /

Re: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-10 Thread Bob Pearson
On 08/09/2010 06:36 PM, Hefty, Sean wrote: Several new opcodes have been added since the last time ib_pack.h was updated. These changes add them. Will anything make use of these? diff --git a/include/rdma/ib_pack.h b/include/rdma/ib_pack.h index cbb50f4..df10acc 100644 ---

RE: [PATCH v2] rdma/ib_pack.h: add new bth opcodes

2010-08-09 Thread Hefty, Sean
Several new opcodes have been added since the last time ib_pack.h was updated. These changes add them. Will anything make use of these? diff --git a/include/rdma/ib_pack.h b/include/rdma/ib_pack.h index cbb50f4..df10acc 100644 --- a/include/rdma/ib_pack.h +++ b/include/rdma/ib_pack.h @@