For 4.5, I'd like to address the send queue accounting and invalidation/unmap ordering issues Jason brought up a couple of months ago. Also available in the "nfs-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/nfs-rdma-for-4.5 Changes since v3: - Dropped xprt_commit_rqst() - __frmr_dma_unmap now uses ib_dma_unmap_sg() - Use transparent union in struct rpcrdma_frmr Changes since v2: - Rebased on Christoph's ib_device_attr branch Changes since v1: - Rebased on v4.4-rc3 - Receive buffer safety margin patch dropped - Backchannel pr_err and pr_info converted to dprintk - Backchannel spin locks converted to work queue-safe locks - Fixed premature release of backchannel request buffer - NFSv4.1 callbacks tested with for-4.5 server --- Chuck Lever (10): xprtrdma: Fix additional uses of spin_lock_irqsave(rb_lock) xprtrdma: xprt_rdma_free() must not release backchannel reqs xprtrdma: Disable RPC/RDMA backchannel debugging messages xprtrdma: Move struct ib_send_wr off the stack xprtrdma: Introduce ro_unmap_sync method xprtrdma: Add ro_unmap_sync method for FRWR xprtrdma: Add ro_unmap_sync method for FMR xprtrdma: Add ro_unmap_sync method for all-physical registration xprtrdma: Invalidate in the RPC reply handler xprtrdma: Revert commit e7104a2a9606 ('xprtrdma: Cap req_cqinit'). net/sunrpc/xprtrdma/backchannel.c | 22 ++--- net/sunrpc/xprtrdma/fmr_ops.c | 64 +++++++++++++ net/sunrpc/xprtrdma/frwr_ops.c | 174 +++++++++++++++++++++++++++++++----- net/sunrpc/xprtrdma/physical_ops.c | 13 +++ net/sunrpc/xprtrdma/rpc_rdma.c | 16 +++ net/sunrpc/xprtrdma/transport.c | 3 + net/sunrpc/xprtrdma/verbs.c | 13 +-- net/sunrpc/xprtrdma/xprt_rdma.h | 14 ++- 8 files changed, 271 insertions(+), 48 deletions(-) -- Chuck Lever -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
