Re: [PATCH 1/3] xprtrdma: disconnect and flush cqs before freeing buffers

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On 9/21/2015 12:24 PM, Steve Wise wrote:
Otherwise a FRMR completion can cause a touch-after-free crash.

In xprt_rdma_destroy(), call rpcrdma_buffer_destroy() only after calling
rpcrdma_ep_destroy().

In rpcrdma_ep_destroy(), disconnect the cm_id first which should flush the
qp, then drain the cqs, then destroy the qp, and finally destroy the cqs.

Signed-off-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Tested-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---

Hey Trond,  I'm hoping this can make 4.3-rc (and stable if you agree).

Thanks,

Steve.

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