From: Doug Ledford <dledford@redhat.com>
To: David Marchand <david.marchand@6wind.com>, monis@mellanox.com
Cc: linux-rdma@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH] IB/rxe: increment msn only when completing a request
Date: Fri, 24 Mar 2017 22:07:54 -0400 [thread overview]
Message-ID: <1490407674.2404.37.camel@redhat.com> (raw)
In-Reply-To: <1487947106-21382-1-git-send-email-david.marchand@6wind.com>
On Fri, 2017-02-24 at 15:38 +0100, David Marchand wrote:
> According to C9-147, MSN should only be incremented when the last
> packet of
> a multi packet request has been received.
>
> "Logically, the requester associates a sequential Send Sequence
> Number
> (SSN) with each WQE posted to the send queue. The SSN bears a one-
> to-one relationship to the MSN returned by the responder in each re-
> sponse packet. Therefore, when the requester receives a response, it
> in-
> terprets the MSN as representing the SSN of the most recent request
> completed by the responder to determine which send WQE(s) can be
> completed."
>
> Fixes: 8700e3e7c485 ("Soft RoCE driver")
>
> Signed-off-by: David Marchand <david.marchand@6wind.com>
Thanks, applied.
--
Doug Ledford <dledford@redhat.com>
GPG KeyID: B826A3330E572FDD
Key fingerprint = AE6B 1BDA 122B 23B4 265B 1274 B826 A333 0E57 2FDD
prev parent reply other threads:[~2017-03-25 2:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-24 14:38 [PATCH] IB/rxe: increment msn only when completing a request David Marchand
2017-03-25 2:07 ` Doug Ledford [this message]
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