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[SCSI] bnx2i: Added host param ISCSI_HOST_PARAM_IPADDRESS

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This sysfs attribute is proven to be useful during pivot_root.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Eddie Wai <eddie.wai@broadcom.com>
Reviewed-by: Benjamin Li <benli@broadcom.com>
Acked-by: Anil Veerabhadrappa <anilgv@broadcom.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Michael Chan 2010-07-01 15:34:55 -07:00 committed by James Bottomley
parent 2eefb20dbf
commit 625986c22e
1 changed files with 22 additions and 1 deletions
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23
drivers/scsi/bnx2i/bnx2i_iscsi.c
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@ -1500,6 +1500,26 @@ static int bnx2i_host_get_param(struct Scsi_Host *shost,
case ISCSI_HOST_PARAM_NETDEV_NAME:
len = sprintf(buf, "%s\n", hba->netdev->name);
break;
case ISCSI_HOST_PARAM_IPADDRESS: {
struct list_head *active_list = &hba->ep_active_list;
read_lock_bh(&hba->ep_rdwr_lock);
if (!list_empty(&hba->ep_active_list)) {
struct bnx2i_endpoint *bnx2i_ep;
struct cnic_sock *csk;
bnx2i_ep = list_first_entry(active_list,
struct bnx2i_endpoint,
link);
csk = bnx2i_ep->cm_sk;
if (test_bit(SK_F_IPV6, &csk->flags))
len = sprintf(buf, "%pI6\n", csk->src_ip);
else
len = sprintf(buf, "%pI4\n", csk->src_ip);
}
read_unlock_bh(&hba->ep_rdwr_lock);
break;
}
default:
return iscsi_host_get_param(shost, param, buf);
}
@ -2131,7 +2151,8 @@ struct iscsi_transport bnx2i_iscsi_transport = {
ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO |
ISCSI_PING_TMO | ISCSI_RECV_TMO |
ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME,
.host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_NETDEV_NAME,
.host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS |
ISCSI_HOST_NETDEV_NAME,
.create_session = bnx2i_session_create,
.destroy_session = bnx2i_session_destroy,
.create_conn = bnx2i_conn_create,