Patches 1 - 3 look ok to me. Reviewed-by: Mike Christie <michaelc@xxxxxxxxxxx> On 04/08/2011 12:37 PM, Moger, Babu wrote:
This patch adds definitions to support for different operating modes for LSI rdac storage. Currently, rdac support 3 operation modes. 1. RDAC mode(legacy) 2. AVT mode 3. IOSHIP mode These definitions are used while activating the path(rdac_activate). Signed-off-by: Babu Moger<babu.moger@xxxxxxx> Reviewed-by: Yanling Qi<yanling.qi@xxxxxxx> Reviewed-by: Sudhir Dachepalli<Sudhir.Dachepalli@xxxxxxx> Reviewed-by: Somasundaram Krishnasamy<Somasundaram.Krishnasamy@xxxxxxx> Reviewed-by: Bob Stankey<Robert.Stankey@xxxxxxx> Reviewed-by: Vijay Chauhan<Vijay.Chauhan@xxxxxxx> --- --- linux-2.6.38/drivers/scsi/device_handler/scsi_dh_rdac.c.orig 2011-03-17 16:31:53.000000000 -0500 +++ linux-2.6.38/drivers/scsi/device_handler/scsi_dh_rdac.c 2011-03-17 16:47:52.000000000 -0500 @@ -182,6 +182,12 @@ struct rdac_dh_data { struct rdac_controller *ctlr; #define UNINITIALIZED_LUN (1<< 8) unsigned lun; + +#define RDAC_MODE 0 +#define RDAC_MODE_AVT 1 +#define RDAC_MODE_IOSHIP 2 + unsigned char mode; + #define RDAC_STATE_ACTIVE 0 #define RDAC_STATE_PASSIVE 1 unsigned char state; @@ -190,6 +196,11 @@ struct rdac_dh_data { #define RDAC_LUN_OWNED 1 #define RDAC_LUN_AVT 2 char lun_state; + +#define RDAC_PREFERRED 0 +#define RDAC_NON_PREFERRED 1 + char preferred; + unsigned char sense[SCSI_SENSE_BUFFERSIZE]; union { struct c2_inquiry c2; @@ -199,11 +210,15 @@ struct rdac_dh_data { } inq; }; +static const char *mode[] = { + "RDAC", + "AVT", + "IOSHIP", +}; static const char *lun_state[] = { "unowned", "owned", - "owned (AVT mode)", }; struct rdac_queue_data { @@ -836,8 +851,9 @@ static int rdac_bus_attach(struct scsi_d spin_unlock_irqrestore(sdev->request_queue->queue_lock, flags); sdev_printk(KERN_NOTICE, sdev, - "%s: LUN %d (%s)\n", - RDAC_NAME, h->lun, lun_state[(int)h->lun_state]); + "%s: LUN %d (%s) (%s)\n", + RDAC_NAME, h->lun, mode[(int)h->mode], + lun_state[(int)h->lun_state]); return 0; -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
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