IB/ehca: Do not turn off irqs in tasklet context
The irq_spinlock is only taken in tasklet context, so it is safe not to
disable hardware interrupts.
Signed-off-by: Alexander Schmidt <alexs@linux.vnet.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 42be0b1..b2b6fea 100644
--- a/drivers/infiniband/hw/ehca/ehca_irq.c
+++ b/drivers/infiniband/hw/ehca/ehca_irq.c
@@ -548,11 +548,10 @@
struct ehca_eq *eq = &shca->eq;
struct ehca_eqe_cache_entry *eqe_cache = eq->eqe_cache;
u64 eqe_value, ret;
- unsigned long flags;
int eqe_cnt, i;
int eq_empty = 0;
- spin_lock_irqsave(&eq->irq_spinlock, flags);
+ spin_lock(&eq->irq_spinlock);
if (is_irq) {
const int max_query_cnt = 100;
int query_cnt = 0;
@@ -643,7 +642,7 @@
} while (1);
unlock_irq_spinlock:
- spin_unlock_irqrestore(&eq->irq_spinlock, flags);
+ spin_unlock(&eq->irq_spinlock);
}
void ehca_tasklet_eq(unsigned long data)