xprtrdma: Refactor tasklet scheduling
Restore the separate function that schedules the reply handling tasklet. I need to call it from two different paths. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
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@ -106,6 +106,17 @@ rpcrdma_run_tasklet(unsigned long data)
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static DECLARE_TASKLET(rpcrdma_tasklet_g, rpcrdma_run_tasklet, 0UL);
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static void
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rpcrdma_schedule_tasklet(struct list_head *sched_list)
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{
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unsigned long flags;
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spin_lock_irqsave(&rpcrdma_tk_lock_g, flags);
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list_splice_tail(sched_list, &rpcrdma_tasklets_g);
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spin_unlock_irqrestore(&rpcrdma_tk_lock_g, flags);
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tasklet_schedule(&rpcrdma_tasklet_g);
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}
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static void
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rpcrdma_qp_async_error_upcall(struct ib_event *event, void *context)
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{
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@ -244,7 +255,6 @@ rpcrdma_recvcq_poll(struct ib_cq *cq, struct rpcrdma_ep *ep)
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struct list_head sched_list;
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struct ib_wc *wcs;
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int budget, count, rc;
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unsigned long flags;
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INIT_LIST_HEAD(&sched_list);
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budget = RPCRDMA_WC_BUDGET / RPCRDMA_POLLSIZE;
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@ -262,10 +272,7 @@ rpcrdma_recvcq_poll(struct ib_cq *cq, struct rpcrdma_ep *ep)
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rc = 0;
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out_schedule:
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spin_lock_irqsave(&rpcrdma_tk_lock_g, flags);
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list_splice_tail(&sched_list, &rpcrdma_tasklets_g);
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spin_unlock_irqrestore(&rpcrdma_tk_lock_g, flags);
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tasklet_schedule(&rpcrdma_tasklet_g);
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rpcrdma_schedule_tasklet(&sched_list);
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return rc;
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}
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