On Wed, Jun 22, 2016 at 11:57 AM, Quinn Tran <quinn.t...@qlogic.com> wrote:
> Johannes, Martin,
>
> Based on the screen shot/call trace, it looks like this adapter is not using
> MSIX. It defaulted back to MSI or INTx interrupt. The code made an
> assumption of MSIX is available. There is no point in go through that code
> segment.
>
> Can you try this work around? It’s untested. Thanks.
>
>
> diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
> index 5649c20..e033ecb 100644
> --- a/drivers/scsi/qla2xxx/qla_isr.c
> +++ b/drivers/scsi/qla2xxx/qla_isr.c
> @@ -2548,7 +2548,7 @@ void qla24xx_process_response_queue(struct
> scsi_qla_host *vha,
> if (!vha->flags.online)
> return;
>
> - if (rsp->msix->cpuid != smp_processor_id()) {
> + if (rsp->msix && (rsp->msix->cpuid != smp_processor_id())) {
> /* if kernel does not notify qla of IRQ's CPU change,
> * then set it here.
> */
Did this wind up going into an official commit somewhere?
josh
