IB/ehca: Remove _irqsave, move #ifdef

- In ehca_process_eq(), we're IRQ safe throughout the whole function, so we
  don't need another _irqsave in the middle of flight.

- take_over_work() is only called by comp_pool_callback(), so it can move
  into the same #ifdef block.

Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c
index 82dda2faf4d0b6b271193b92ec421f60151801b3..100329ba33439f79c30c391e17c9e677dbe8c979 100644 (file)
--- a/drivers/infiniband/hw/ehca/ehca_irq.c
+++ b/drivers/infiniband/hw/ehca/ehca_irq.c
@@ -517,12 +517,11 @@ void ehca_process_eq(struct ehca_shca *shca, int is_irq)
                        else {
                                struct ehca_cq *cq = eq->eqe_cache[i].cq;
                                comp_event_callback(cq);
-                               spin_lock_irqsave(&ehca_cq_idr_lock, flags);
+                               spin_lock(&ehca_cq_idr_lock);
                                cq->nr_events--;
                                if (!cq->nr_events)
                                        wake_up(&cq->wait_completion);
-                               spin_unlock_irqrestore(&ehca_cq_idr_lock,
-                                                      flags);
+                               spin_unlock(&ehca_cq_idr_lock);
                        }
                } else {
                        ehca_dbg(&shca->ib_device, "Got non completion event");
@@ -711,6 +710,7 @@ static void destroy_comp_task(struct ehca_comp_pool *pool,
                kthread_stop(task);
 }
 
+#ifdef CONFIG_HOTPLUG_CPU
 static void take_over_work(struct ehca_comp_pool *pool,
                           int cpu)
 {
@@ -735,7 +735,6 @@ static void take_over_work(struct ehca_comp_pool *pool,
 
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
 static int comp_pool_callback(struct notifier_block *nfb,
                              unsigned long action,
                              void *hcpu)