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From: Chuck Lever <chuck.lever@oracle.com>
To: linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org
Subject: [PATCH v2 0/8] xprtrdma Receive Queue fixes
Date: Fri, 02 Apr 2021 11:30:12 -0400	[thread overview]
Message-ID: <161737723751.2012531.17740046594972271239.stgit@manet.1015granger.net> (raw)

I found a number of crashers and other problems in and around the
xprtrdma logic for managing the Receive Queue during connect and
disconnect events.

Changes since v1:
- Reworked 2/8 based on review comments
- Clarified code comments and patch descriptions
- Added Reviewed-by tags where appropriate

---

Chuck Lever (8):
      xprtrdma: Avoid Receive Queue wrapping
      xprtrdma: Do not refresh Receive Queue while it is draining
      xprtrdma: Put flushed Receives on free list instead of destroying them
      xprtrdma: Improve locking around rpcrdma_rep destruction
      xprtrdma: Improve commentary around rpcrdma_reps_unmap()
      xprtrdma: Improve locking around rpcrdma_rep creation
      xprtrdma: Fix cwnd update ordering
      xprtrdma: Delete rpcrdma_recv_buffer_put()


 net/sunrpc/xprtrdma/backchannel.c |  4 +-
 net/sunrpc/xprtrdma/rpc_rdma.c    |  7 ++-
 net/sunrpc/xprtrdma/verbs.c       | 93 ++++++++++++++++++++-----------
 net/sunrpc/xprtrdma/xprt_rdma.h   |  5 +-
 4 files changed, 71 insertions(+), 38 deletions(-)

--
Chuck Lever


             reply	other threads:[~2021-04-02 15:30 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-02 15:30 Chuck Lever [this message]
2021-04-02 15:30 ` [PATCH v2 1/8] xprtrdma: Avoid Receive Queue wrapping Chuck Lever
2021-04-02 15:30 ` [PATCH v2 2/8] xprtrdma: Do not refresh Receive Queue while it is draining Chuck Lever
2021-04-02 15:30 ` [PATCH v2 3/8] xprtrdma: Put flushed Receives on free list instead of destroying them Chuck Lever
2021-04-02 15:30 ` [PATCH v2 4/8] xprtrdma: Improve locking around rpcrdma_rep destruction Chuck Lever
2021-04-02 15:30 ` [PATCH v2 5/8] xprtrdma: Improve commentary around rpcrdma_reps_unmap() Chuck Lever
2021-04-02 15:30 ` [PATCH v2 6/8] xprtrdma: Improve locking around rpcrdma_rep creation Chuck Lever
2021-04-02 15:30 ` [PATCH v2 7/8] xprtrdma: Fix cwnd update ordering Chuck Lever
2021-04-02 15:31 ` [PATCH v2 8/8] xprtrdma: Delete rpcrdma_recv_buffer_put() Chuck Lever

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