diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvfc.c | 17 | ||||
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvfc.h | 4 |
2 files changed, 15 insertions, 6 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 8715a7b140cc..2aa3d695d548 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -561,7 +561,7 @@ static void ibmvfc_init_host(struct ibmvfc_host *vhost, int relogin) struct ibmvfc_target *tgt; if (vhost->action == IBMVFC_HOST_ACTION_INIT_WAIT) { - if (++vhost->init_retries > IBMVFC_MAX_INIT_RETRIES) { + if (++vhost->init_retries > IBMVFC_MAX_HOST_INIT_RETRIES) { dev_err(vhost->dev, "Host initialization retries exceeded. Taking adapter offline\n"); ibmvfc_link_down(vhost, IBMVFC_HOST_OFFLINE); @@ -845,11 +845,12 @@ static void ibmvfc_reset_host(struct ibmvfc_host *vhost) static void ibmvfc_retry_host_init(struct ibmvfc_host *vhost) { if (vhost->action == IBMVFC_HOST_ACTION_INIT_WAIT) { - if (++vhost->init_retries > IBMVFC_MAX_INIT_RETRIES) { + vhost->delay_init = 1; + if (++vhost->init_retries > IBMVFC_MAX_HOST_INIT_RETRIES) { dev_err(vhost->dev, "Host initialization retries exceeded. Taking adapter offline\n"); ibmvfc_link_down(vhost, IBMVFC_HOST_OFFLINE); - } else if (vhost->init_retries == IBMVFC_MAX_INIT_RETRIES) + } else if (vhost->init_retries == IBMVFC_MAX_HOST_INIT_RETRIES) __ibmvfc_reset_host(vhost); else ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_INIT); @@ -2756,7 +2757,7 @@ static void ibmvfc_init_tgt(struct ibmvfc_target *tgt, static void ibmvfc_retry_tgt_init(struct ibmvfc_target *tgt, void (*job_step) (struct ibmvfc_target *)) { - if (++tgt->init_retries > IBMVFC_MAX_INIT_RETRIES) { + if (++tgt->init_retries > IBMVFC_MAX_TGT_INIT_RETRIES) { ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_DEL_RPORT); wake_up(&tgt->vhost->work_wait_q); } else @@ -3613,7 +3614,13 @@ static void ibmvfc_do_work(struct ibmvfc_host *vhost) break; case IBMVFC_HOST_ACTION_INIT: BUG_ON(vhost->state != IBMVFC_INITIALIZING); - vhost->job_step(vhost); + if (vhost->delay_init) { + vhost->delay_init = 0; + spin_unlock_irqrestore(vhost->host->host_lock, flags); + ssleep(5); + return; + } else + vhost->job_step(vhost); break; case IBMVFC_HOST_ACTION_QUERY: list_for_each_entry(tgt, &vhost->targets, queue) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index d6bae941c566..cf02216dc8db 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -43,7 +43,8 @@ #define IBMVFC_MAX_DISC_THREADS 4 #define IBMVFC_TGT_MEMPOOL_SZ 64 #define IBMVFC_MAX_CMDS_PER_LUN 64 -#define IBMVFC_MAX_INIT_RETRIES 3 +#define IBMVFC_MAX_HOST_INIT_RETRIES 6 +#define IBMVFC_MAX_TGT_INIT_RETRIES 3 #define IBMVFC_DEV_LOSS_TMO (5 * 60) #define IBMVFC_DEFAULT_LOG_LEVEL 2 #define IBMVFC_MAX_CDB_LEN 16 @@ -673,6 +674,7 @@ struct ibmvfc_host { int discovery_threads; int client_migrated; int reinit; + int delay_init; int events_to_log; #define IBMVFC_AE_LINKUP 0x0001 #define IBMVFC_AE_LINKDOWN 0x0002 |