Re: [PATCH] RDMA/rxe: Fix a race condition related to the QP error state

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On Thu, 2018-01-11 at 08:22 +0200, Leon Romanovsky wrote:
> The proposed patch definitely decreases the chance of races, but it is not fixing them.
> There is a chance to have change in qp state immediately after your "if ..." check.

Hello Leon,

Please have a look at rxe_qp_error() and you will see that the patch I posted
is a proper fix. In the scenario you described rxe_qp_error() will trigger a
run of rxe_completer().

Bart.




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