his change.
I will cook up a patch and post soon.
Thanks,
Kumar.
>
>
>
> >-Original Message-
> >From: Steve Wise [mailto:sw...@opengridcomputing.com]
> >Sent: Thursday, October 20, 2011 9:52 PM
> >To: Roland Dreier
> >Cc: Pandit, Parav; kuma...@chelsio.com; linux-rdma
Parav; kuma...@chelsio.com; linux-rdma@vger.kernel.org;
d...@chelsio.com
Subject: Re: [PATCH] RDMA/cxgb4: Unblock reads on comp_channel
On 10/20/2011 11:06 AM, Roland Dreier wrote:
On Thu, Oct 20, 2011 at 2:11 AM, wrote:
http://lxr.linux.no/#linux+v3.0.4/Documentation/infiniband/core_lockin
-
From: Steve Wise [mailto:sw...@opengridcomputing.com]
Sent: Thursday, October 20, 2011 9:52 PM
To: Roland Dreier
Cc: Pandit, Parav; kuma...@chelsio.com; linux-rdma@vger.kernel.org;
d...@chelsio.com
Subject: Re: [PATCH] RDMA/cxgb4: Unblock reads on comp_channel
On 10/20/2011 11:06 AM, Roland Dreier
On 10/20/2011 11:06 AM, Roland Dreier wrote:
On Thu, Oct 20, 2011 at 2:11 AM, wrote:
http://lxr.linux.no/#linux+v3.0.4/Documentation/infiniband/core_locking.txt
Line no 66 to 97 states that - at a given point of time, there should be only
one callback per CQ should be active.
Is this ensured?
On Thu, Oct 20, 2011 at 2:11 AM, wrote:
> http://lxr.linux.no/#linux+v3.0.4/Documentation/infiniband/core_locking.txt
>
> Line no 66 to 97 states that - at a given point of time, there should be only
> one callback per CQ should be active.
> Is this ensured?
>
> compl_handler() is invoked from m
[mailto:linux-rdma-ow...@vger.kernel.org] On Behalf Of Steve Wise
Sent: Thursday, October 13, 2011 9:43 PM
To: Roland Dreier
Cc: Kumar Sanghvi; linux-rdma@vger.kernel.org; d...@chelsio.com
Subject: Re: [PATCH] RDMA/cxgb4: Unblock reads on comp_channel
On 10/13/2011 11:01 AM, Roland Dreier wro
/cxgb4: Unblock reads on comp_channel
On 10/13/2011 11:01 AM, Roland Dreier wrote:
> Would this generate a completion event even if no completion entries are
> queued?
>
I guess it can if the QP has no WRs posted at all.
> Maybe I'm misunderstanding, but this sounds like a b
On Thu, Oct 13, 2011 at 9:12 AM, Steve Wise wrote:
> I'm not sure other drivers have this issue. For example, when a mlx or
> mthca QP moves out of RTS, does the HW flush the pending recv WRs? For
> Chelsio devices, the provider driver/library must handle this.
Yeah, mthca will generate the flu
On 10/13/2011 11:01 AM, Roland Dreier wrote:
Would this generate a completion event even if no completion entries are queued?
I guess it can if the QP has no WRs posted at all.
Maybe I'm misunderstanding, but this sounds like a bandaid for broken
applications,
and a bandaid that other hardwa
Would this generate a completion event even if no completion entries are queued?
Maybe I'm misunderstanding, but this sounds like a bandaid for broken
applications,
and a bandaid that other hardware drivers won't implement.
On Thu, Oct 13, 2011 at 1:21 AM, Kumar Sanghvi wrote:
> At the time when
Acked-by: Steve Wise
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