diff options
| -rw-r--r-- | drivers/scsi/bnx2i/bnx2i.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/bnx2i/bnx2i_init.c | 13 | ||||
| -rw-r--r-- | drivers/scsi/bnx2i/bnx2i_iscsi.c | 13 |
3 files changed, 24 insertions, 4 deletions
diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h index 6cf9dc37d78..6b624e767d3 100644 --- a/drivers/scsi/bnx2i/bnx2i.h +++ b/drivers/scsi/bnx2i/bnx2i.h @@ -362,6 +362,7 @@ struct bnx2i_hba { u32 num_ccell; int ofld_conns_active; + wait_queue_head_t eh_wait; int max_active_conns; struct iscsi_cid_queue cid_que; @@ -381,6 +382,7 @@ struct bnx2i_hba { spinlock_t lock; /* protects hba structure access */ struct mutex net_dev_lock;/* sync net device access */ + int hba_shutdown_tmo; /* * PCI related info. */ diff --git a/drivers/scsi/bnx2i/bnx2i_init.c b/drivers/scsi/bnx2i/bnx2i_init.c index 6d8172e781c..5d9296c599f 100644 --- a/drivers/scsi/bnx2i/bnx2i_init.c +++ b/drivers/scsi/bnx2i/bnx2i_init.c @@ -177,11 +177,22 @@ void bnx2i_stop(void *handle) struct bnx2i_hba *hba = handle; /* check if cleanup happened in GOING_DOWN context */ - clear_bit(ADAPTER_STATE_UP, &hba->adapter_state); if (!test_and_clear_bit(ADAPTER_STATE_GOING_DOWN, &hba->adapter_state)) iscsi_host_for_each_session(hba->shost, bnx2i_drop_session); + + /* Wait for all endpoints to be torn down, Chip will be reset once + * control returns to network driver. So it is required to cleanup and + * release all connection resources before returning from this routine. + */ + wait_event_interruptible_timeout(hba->eh_wait, + (hba->ofld_conns_active == 0), + hba->hba_shutdown_tmo); + /* This flag should be cleared last so that ep_disconnect() gracefully + * cleans up connection context + */ + clear_bit(ADAPTER_STATE_UP, &hba->adapter_state); } /** diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index f2e9b18fe76..fa68ab34b99 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -820,6 +820,11 @@ struct bnx2i_hba *bnx2i_alloc_hba(struct cnic_dev *cnic) spin_lock_init(&hba->lock); mutex_init(&hba->net_dev_lock); + init_waitqueue_head(&hba->eh_wait); + if (test_bit(BNX2I_NX2_DEV_57710, &hba->cnic_dev_type)) + hba->hba_shutdown_tmo = 240 * HZ; + else /* 5706/5708/5709 */ + hba->hba_shutdown_tmo = 30 * HZ; if (iscsi_host_add(shost, &hba->pcidev->dev)) goto free_dump_mem; @@ -1658,8 +1663,8 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost, */ hba = bnx2i_check_route(dst_addr); - if (!hba) { - rc = -ENOMEM; + if (!hba || test_bit(ADAPTER_STATE_GOING_DOWN, &hba->adapter_state)) { + rc = -EINVAL; goto check_busy; } @@ -1804,7 +1809,7 @@ static int bnx2i_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) (bnx2i_ep->state == EP_STATE_CONNECT_COMPL)), msecs_to_jiffies(timeout_ms)); - if (!rc || (bnx2i_ep->state == EP_STATE_OFLD_FAILED)) + if (bnx2i_ep->state == EP_STATE_OFLD_FAILED) rc = -1; if (rc > 0) @@ -1957,6 +1962,8 @@ return_bnx2i_ep: if (!hba->ofld_conns_active) bnx2i_unreg_dev_all(); + + wake_up_interruptible(&hba->eh_wait); } |