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Commit 25ef7563 authored by Alexander Schmidt's avatar Alexander Schmidt Committed by Roland Dreier
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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: default avatarAlexander Schmidt <alexs@linux.vnet.ibm.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 676ad585

drivers/infiniband/hw/ehca/ehca_irq.c

+2 −3
Original line number Diff line number Diff line
@@ -548,11 +548,10 @@ void ehca_process_eq(struct ehca_shca *shca, int is_irq) 
	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 @@ void ehca_process_eq(struct ehca_shca *shca, int is_irq) 
	} while (1);



unlock_irq_spinlock:

	spin_unlock_irqrestore(&eq->irq_spinlock, flags);

	spin_unlock(&eq->irq_spinlock);

}



void ehca_tasklet_eq(unsigned long data)