Re: rdac and aac

[Yinghai Lu]

On Wed, Jul 16, 2008 at 11:46 AM, Chandra Seetharaman
<sekharan@xxxxxxxxxx> wrote:
> Please test with the attached patch and see if it works.
>
> regards,
>
> chandra
>
> ---------------------
>
> Signed-off-by: Chandra Seetharaman <sekharan@xxxxxxxxxx>
> --
>
> Index: linux2.6.26-git3/drivers/scsi/device_handler/scsi_dh_rdac.c
> ===================================================================
> --- linux2.6.26-git3.orig/drivers/scsi/device_handler/scsi_dh_rdac.c
> +++ linux2.6.26-git3/drivers/scsi/device_handler/scsi_dh_rdac.c
> @@ -608,12 +608,17 @@ static int rdac_bus_notify(struct notifi
>                            unsigned long action, void *data)
>  {
>        struct device *dev = data;
> -       struct scsi_device *sdev = to_scsi_device(dev);
> +       struct scsi_device *sdev;
>        struct scsi_dh_data *scsi_dh_data;
>        struct rdac_dh_data *h;
>        int i, found = 0;
>        unsigned long flags;
>
> +       if (!scsi_is_sdev_device(dev))
> +               return 0;
> +
> +       sdev = to_scsi_device(dev);
> +
>        if (action == BUS_NOTIFY_ADD_DEVICE) {
>                for (i = 0; rdac_dev_list[i].vendor; i++) {
>                        if (!strncmp(sdev->vendor, rdac_dev_list[i].vendor,
> Index: linux2.6.26-git3/drivers/scsi/device_handler/scsi_dh_emc.c
> ===================================================================
> --- linux2.6.26-git3.orig/drivers/scsi/device_handler/scsi_dh_emc.c
> +++ linux2.6.26-git3/drivers/scsi/device_handler/scsi_dh_emc.c
> @@ -416,12 +416,17 @@ static int clariion_bus_notify(struct no
>                                unsigned long action, void *data)
>  {
>        struct device *dev = data;
> -       struct scsi_device *sdev = to_scsi_device(dev);
> +       struct scsi_device *sdev;
>        struct scsi_dh_data *scsi_dh_data;
>        struct clariion_dh_data *h;
>        int i, found = 0;
>        unsigned long flags;
>
> +       if (!scsi_is_sdev_device(dev))
> +               return 0;
> +
> +       sdev = to_scsi_device(dev);
> +
>        if (action == BUS_NOTIFY_ADD_DEVICE) {
>                for (i = 0; clariion_dev_list[i].vendor; i++) {
>                        if (!strncmp(sdev->vendor, clariion_dev_list[i].vendor,
> Index: linux2.6.26-git3/drivers/scsi/device_handler/scsi_dh_hp_sw.c
> ===================================================================
> --- linux2.6.26-git3.orig/drivers/scsi/device_handler/scsi_dh_hp_sw.c
> +++ linux2.6.26-git3/drivers/scsi/device_handler/scsi_dh_hp_sw.c
> @@ -131,11 +131,16 @@ static int hp_sw_bus_notify(struct notif
>                            unsigned long action, void *data)
>  {
>        struct device *dev = data;
> -       struct scsi_device *sdev = to_scsi_device(dev);
> +       struct scsi_device *sdev;
>        struct scsi_dh_data *scsi_dh_data;
>        int i, found = 0;
>        unsigned long flags;
>
> +       if (!scsi_is_sdev_device(dev))
> +               return 0;
> +
> +       sdev = to_scsi_device(dev);
> +
>        if (action == BUS_NOTIFY_ADD_DEVICE) {
>                for (i = 0; hp_sw_dh_data_list[i].vendor; i++) {
>                        if (!strncmp(sdev->vendor, hp_sw_dh_data_list[i].vendor,

it works. Thanks

YH
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