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authorAlexander Schmidt <alexs@linux.vnet.ibm.com>2010-01-27 17:01:56 +0000
committerRoland Dreier <rolandd@cisco.com>2010-02-12 15:22:37 -0800
commit25ef756385ce01834504977c22bcce8d8f000e5b (patch)
treec8c9d9bd54e01767903ceaa192586050274c6d77 /drivers
parent676ad585531e965416fd958747894541dabcec96 (diff)
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/ehca/ehca_irq.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c
index 42be0b15084..b2b6fea2b14 100644
--- a/drivers/infiniband/hw/ehca/ehca_irq.c
+++ b/drivers/infiniband/hw/ehca/ehca_irq.c
@@ -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)