diff options
| -rw-r--r-- | drivers/staging/octeon/ethernet-rx.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c index 8897d2d3857..0d539eb2be5 100644 --- a/drivers/staging/octeon/ethernet-rx.c +++ b/drivers/staging/octeon/ethernet-rx.c @@ -80,6 +80,8 @@ struct cvm_oct_core_state { static struct cvm_oct_core_state core_state __cacheline_aligned_in_smp; +static int cvm_irq_cpu; + static void cvm_oct_enable_napi(void *_) { int cpu = smp_processor_id(); @@ -112,11 +114,7 @@ static void cvm_oct_no_more_work(void) { int cpu = smp_processor_id(); - /* - * CPU zero is special. It always has the irq enabled when - * waiting for incoming packets. - */ - if (cpu == 0) { + if (cpu == cvm_irq_cpu) { enable_irq(OCTEON_IRQ_WORKQ0 + pow_receive_group); return; } @@ -135,6 +133,7 @@ static irqreturn_t cvm_oct_do_interrupt(int cpl, void *dev_id) { /* Disable the IRQ and start napi_poll. */ disable_irq_nosync(OCTEON_IRQ_WORKQ0 + pow_receive_group); + cvm_irq_cpu = smp_processor_id(); cvm_oct_enable_napi(NULL); return IRQ_HANDLED; |