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authorKamenee Arumugam <kamenee.arumugam@intel.com>2017-09-26 06:06:15 -0700
committerDoug Ledford <dledford@redhat.com>2017-09-27 11:10:36 -0400
commit09592af5fdd722615ebe435fb34308de26c74bcf (patch)
tree6527afcca4e989b42578cb08e8b52adcebe2b224
parent753b19afb19dd97d0767df5e8afb13faff605315 (diff)
downloadlinux-09592af5fdd722615ebe435fb34308de26c74bcf.tar.bz2
IB/hfi1: Return correct value in general interrupt handler
The general interrupt handler returns IRQ_HANDLED whether an IRQ was handled or not. Determine if an IRQ was handled and return the correct value. Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com> Signed-off-by: Kamenee Arumugam <kamenee.arumugam@intel.com> Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
-rw-r--r--drivers/infiniband/hw/hfi1/chip.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
index 27b75a8f5097..0be42787759f 100644
--- a/drivers/infiniband/hw/hfi1/chip.c
+++ b/drivers/infiniband/hw/hfi1/chip.c
@@ -8240,6 +8240,7 @@ static irqreturn_t general_interrupt(int irq, void *data)
u64 regs[CCE_NUM_INT_CSRS];
u32 bit;
int i;
+ irqreturn_t handled = IRQ_NONE;
this_cpu_inc(*dd->int_counter);
@@ -8260,9 +8261,10 @@ static irqreturn_t general_interrupt(int irq, void *data)
for_each_set_bit(bit, (unsigned long *)&regs[0],
CCE_NUM_INT_CSRS * 64) {
is_interrupt(dd, bit);
+ handled = IRQ_HANDLED;
}
- return IRQ_HANDLED;
+ return handled;
}
static irqreturn_t sdma_interrupt(int irq, void *data)