MIME-Version: 1.0
In-Reply-To: <20151214211951.12932.99017.stgit@klimt.1015granger.net>
References: <20151214211951.12932.99017.stgit@klimt.1015granger.net>
From: Devesh Sharma <devesh.sharma@avagotech.com>
Date: Wed, 16 Dec 2015 17:40:09 +0530
Message-ID: <CANjDDBjypu0jX22fZ-Nf-bNNeam2MM0MADaZY9C-o9ihJPiseg@mail.gmail.com>
Subject: Re: [PATCH v4 00/11] NFS/RDMA server patches for v4.5
To: Chuck Lever <chuck.lever@oracle.com>
Cc: bfields@fieldses.org, linux-rdma@vger.kernel.org,
        Linux NFS Mailing List <linux-nfs@vger.kernel.org>
Content-Type: text/plain; charset=UTF-8
Sender: linux-nfs-owner@vger.kernel.org

iozone passed on ocrdma device. Link bounce fails to recover iozone
traffic, however failure is not related to this patch series. I am in
processes of finding out the patch which broke it.

Tested-By: Devesh Sharma <devesh.sharma@avagotech.com>

On Tue, Dec 15, 2015 at 3:00 AM, Chuck Lever <chuck.lever@oracle.com> wrote:
> Here are patches to support server-side bi-directional RPC/RDMA
> operation (to enable NFSv4.1 on RPC/RDMA transports). Thanks to
> all who reviewed v1, v2, and v3. This version has some significant
> changes since the previous one.
>
> In preparation for Doug's final topic branch, Bruce, I've rebased
> these on Christoph's ib_device_attr branch. There were some merge
> conflicts which I've fixed and tested. These are ready for your
> review.
>
> Also available in the "nfsd-rdma-for-4.5" topic branch of this git repo:
>
> git://git.linux-nfs.org/projects/cel/cel-2.6.git
>
> Or for browsing:
>
> http://git.linux-nfs.org/?p=cel/cel-2.6.git;a=log;h=refs/heads/nfsd-rdma-for-4.5
>
>
> Changes since v3:
> - Rebased on Christoph's ib_device_attr branch
> - Backchannel patches have been squashed together
> - Memory allocation overhaul to prevent blocking allocation
>   when sending backchannel calls
>
>
> Changes since v2:
> - Rebased on v4.4-rc4
> - Backchannel code in new source file to address dprintk issues
> - svc_rdma_get_context() now uses a pre-allocated cache
> - Dropped svc_rdma_send clean up
>
>
> Changes since v1:
>
> - Rebased on v4.4-rc3
> - Removed the use of CONFIG_SUNRPC_BACKCHANNEL
> - Fixed computation of forward and backward max_requests
> - Updated some comments and patch descriptions
> - pr_err and pr_info converted to dprintk
> - Simplified svc_rdma_get_context()
> - Dropped patch removing access_flags field
> - NFSv4.1 callbacks tested with for-4.5 client
>
> ---
>
> Chuck Lever (11):
>       svcrdma: Do not send XDR roundup bytes for a write chunk
>       svcrdma: Clean up rdma_create_xprt()
>       svcrdma: Clean up process_context()
>       svcrdma: Improve allocation of struct svc_rdma_op_ctxt
>       svcrdma: Improve allocation of struct svc_rdma_req_map
>       svcrdma: Remove unused req_map and ctxt kmem_caches
>       svcrdma: Add gfp flags to svc_rdma_post_recv()
>       svcrdma: Remove last two __GFP_NOFAIL call sites
>       svcrdma: Make map_xdr non-static
>       svcrdma: Define maximum number of backchannel requests
>       svcrdma: Add class for RDMA backwards direction transport
>
>
>  include/linux/sunrpc/svc_rdma.h            |   37 ++-
>  net/sunrpc/xprt.c                          |    1
>  net/sunrpc/xprtrdma/Makefile               |    2
>  net/sunrpc/xprtrdma/svc_rdma.c             |   41 ---
>  net/sunrpc/xprtrdma/svc_rdma_backchannel.c |  371 ++++++++++++++++++++++++++++
>  net/sunrpc/xprtrdma/svc_rdma_recvfrom.c    |   52 ++++
>  net/sunrpc/xprtrdma/svc_rdma_sendto.c      |   34 ++-
>  net/sunrpc/xprtrdma/svc_rdma_transport.c   |  284 ++++++++++++++++-----
>  net/sunrpc/xprtrdma/transport.c            |   30 +-
>  net/sunrpc/xprtrdma/xprt_rdma.h            |   20 +-
>  10 files changed, 730 insertions(+), 142 deletions(-)
>  create mode 100644 net/sunrpc/xprtrdma/svc_rdma_backchannel.c
>
> --
> Signature
> --
> To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html