IB/hfi1: Fix pio wait counter double increment
The code unconditionlly increments the pio wait counter
making the counter inacurate and unusable.
Fixes: 14553ca110
("staging/rdma/hfi1: Adaptive PIO for short messages")
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
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@ -946,7 +946,6 @@ static int pio_wait(struct rvt_qp *qp,
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dev->n_piowait += !!(flag & RVT_S_WAIT_PIO);
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dev->n_piodrain += !!(flag & RVT_S_WAIT_PIO_DRAIN);
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dev->n_piowait++;
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qp->s_flags |= flag;
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was_empty = list_empty(&sc->piowait);
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list_add_tail(&priv->s_iowait.list, &sc->piowait);
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