diff options
| -rw-r--r-- | drivers/net/cnic.c | 21 | ||||
| -rw-r--r-- | drivers/net/cnic_if.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/bnx2i/bnx2i_hwi.c | 14 |
3 files changed, 25 insertions, 12 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 3a7d3ce6db7..9f80fb40380 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -279,6 +279,7 @@ static int cnic_send_nlmsg(struct cnic_local *cp, u32 type, u32 msg_type = ISCSI_KEVENT_IF_DOWN; struct cnic_ulp_ops *ulp_ops; struct cnic_uio_dev *udev = cp->udev; + int rc = 0, retry = 0; if (!udev || udev->uio_dev == -1) return -ENODEV; @@ -303,11 +304,21 @@ static int cnic_send_nlmsg(struct cnic_local *cp, u32 type, path_req.pmtu = csk->mtu; } - rcu_read_lock(); - ulp_ops = rcu_dereference(cnic_ulp_tbl[CNIC_ULP_ISCSI]); - if (ulp_ops) - ulp_ops->iscsi_nl_send_msg(cp->dev, msg_type, buf, len); - rcu_read_unlock(); + while (retry < 3) { + rc = 0; + rcu_read_lock(); + ulp_ops = rcu_dereference(cnic_ulp_tbl[CNIC_ULP_ISCSI]); + if (ulp_ops) + rc = ulp_ops->iscsi_nl_send_msg( + cp->ulp_handle[CNIC_ULP_ISCSI], + msg_type, buf, len); + rcu_read_unlock(); + if (rc == 0 || msg_type != ISCSI_KEVENT_PATH_REQ) + break; + + msleep(100); + retry++; + } return 0; } diff --git a/drivers/net/cnic_if.h b/drivers/net/cnic_if.h index 0dbeaec4f03..33333e735f9 100644 --- a/drivers/net/cnic_if.h +++ b/drivers/net/cnic_if.h @@ -301,7 +301,7 @@ struct cnic_ulp_ops { void (*cm_abort_complete)(struct cnic_sock *); void (*cm_remote_close)(struct cnic_sock *); void (*cm_remote_abort)(struct cnic_sock *); - void (*iscsi_nl_send_msg)(struct cnic_dev *dev, u32 msg_type, + int (*iscsi_nl_send_msg)(void *ulp_ctx, u32 msg_type, char *data, u16 data_size); struct module *owner; atomic_t ref_count; diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index 8d9dbb33972..2f9622ebbd8 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -2346,19 +2346,21 @@ static void bnx2i_cm_remote_abort(struct cnic_sock *cm_sk) } -static void bnx2i_send_nl_mesg(struct cnic_dev *dev, u32 msg_type, +static int bnx2i_send_nl_mesg(void *context, u32 msg_type, char *buf, u16 buflen) { - struct bnx2i_hba *hba; + struct bnx2i_hba *hba = context; + int rc; - hba = bnx2i_find_hba_for_cnic(dev); if (!hba) - return; + return -ENODEV; - if (iscsi_offload_mesg(hba->shost, &bnx2i_iscsi_transport, - msg_type, buf, buflen)) + rc = iscsi_offload_mesg(hba->shost, &bnx2i_iscsi_transport, + msg_type, buf, buflen); + if (rc) printk(KERN_ALERT "bnx2i: private nl message send error\n"); + return rc; } |