Re: [PATCH V2 1/2] scsi: storvsc: Install the storvsc specific timeout handler for FC devices

From: Johannes Thumshirn
Date: Thu Jan 28 2016 - 03:28:54 EST


On Wed, Jan 27, 2016 at 06:22:44PM -0800, K. Y. Srinivasan wrote:
> The default timeout routine used for FC transport is not
> suitable for FC devices managed by storvsc since FC devices
> managed by storvsc driver do not have an rport associated
> with them. Use the time out handler used for SCSI devices
> for FC devices as well.
>
> Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
> Reviewed-by: Alex Ng <alexng@xxxxxxxxxxxxx>
> Tested-by: Vivek Yadav <vyadav@xxxxxxxxxxxxx>
> ---
> drivers/scsi/storvsc_drv.c | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
> index 41c115c..622f64a 100644
> --- a/drivers/scsi/storvsc_drv.c
> +++ b/drivers/scsi/storvsc_drv.c
> @@ -42,6 +42,7 @@
> #include <scsi/scsi_devinfo.h>
> #include <scsi/scsi_dbg.h>
> #include <scsi/scsi_transport_fc.h>
> +#include <scsi/scsi_transport.h>
>
> /*
> * All wire protocol details (storage protocol between the guest and the host)
> @@ -1770,6 +1771,11 @@ static int __init storvsc_drv_init(void)
> fc_transport_template = fc_attach_transport(&fc_transport_functions);
> if (!fc_transport_template)
> return -ENODEV;
> +
> + /*
> + * Install Hyper-V specific timeout handler.
> + */
> + fc_transport_template->eh_timed_out = storvsc_eh_timed_out;
> #endif
>
> ret = vmbus_driver_register(&storvsc_drv);
> --
> 1.7.4.1
>
> --
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Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
--
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