Re: [PATCH 1/2] scsi_dh_alua: ALUA check sense should retry device internal reset unit attention

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Please disregard. Accidentally resent this patch via a script :)

Thanks,
Sean

On Tue, 2014-01-21 at 17:36 -0600, Sean Stewart wrote:
> When the scsi_dh_alua handler issues an RTPG during initialization, if
> it gets 0x06/0x29/0x04 as the sense, it will fail to attach the handler.
> NetApp E-Series returns 0x29/0x00 for power on, and 0x29/0x04 for
> conditions that cause the controller to reboot again.  These conditions
> should be treated identically within the handler.
> 
> Signed-off-by: Sean Stewart <sean.stewart@xxxxxxxxxx>
> ---
>  drivers/scsi/device_handler/scsi_dh_alua.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c
> index 68adb89..78205cc 100644
> --- a/drivers/scsi/device_handler/scsi_dh_alua.c
> +++ b/drivers/scsi/device_handler/scsi_dh_alua.c
> @@ -481,6 +481,11 @@ static int alua_check_sense(struct scsi_device *sdev,
>  			 * Power On, Reset, or Bus Device Reset, just retry.
>  			 */
>  			return ADD_TO_MLQUEUE;
> +		if (sense_hdr->asc == 0x29 && sense_hdr->ascq == 0x04)
> +			/*
> +			 * Device internal reset
> +			 */
> +			return ADD_TO_MLQUEUE;
>  		if (sense_hdr->asc == 0x2a && sense_hdr->ascq == 0x01)
>  			/*
>  			 * Mode Parameters Changed


--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [SCSI Target Devel]     [Linux SCSI Target Infrastructure]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Linux IIO]     [Samba]     [Device Mapper]
  Powered by Linux