/*
* Remove vlan ids of the given vsw device or port from its hash table.
*/
void
vsw_vlan_remove_ids(void *arg, int type)
{
mod_hash_val_t vp;
int rv;
int i;
if (type == VSW_LOCALDEV) {
vsw_t *vswp = (vsw_t *)arg;
rv = vsw_vlan_lookup(vswp->vlan_hashp, vswp->pvid);
if (rv == B_TRUE) {
rv = mod_hash_remove(vswp->vlan_hashp,
(mod_hash_key_t)VLAN_ID_KEY(vswp->pvid),
(mod_hash_val_t *)&vp);
ASSERT(rv == 0);
}
for (i = 0; i < vswp->nvids; i++) {
rv = vsw_vlan_lookup(vswp->vlan_hashp,
vswp->vids[i].vl_vid);
if (rv == B_TRUE) {
rv = mod_hash_remove(vswp->vlan_hashp,
(mod_hash_key_t)VLAN_ID_KEY(
vswp->vids[i].vl_vid),
(mod_hash_val_t *)&vp);
ASSERT(rv == 0);
}
}
} else if (type == VSW_VNETPORT) {
vsw_port_t *portp = (vsw_port_t *)arg;
portp = (vsw_port_t *)arg;
rv = vsw_vlan_lookup(portp->vlan_hashp, portp->pvid);
if (rv == B_TRUE) {
rv = mod_hash_remove(portp->vlan_hashp,
(mod_hash_key_t)VLAN_ID_KEY(portp->pvid),
(mod_hash_val_t *)&vp);
ASSERT(rv == 0);
}
for (i = 0; i < portp->nvids; i++) {
rv = vsw_vlan_lookup(portp->vlan_hashp,
portp->vids[i].vl_vid);
if (rv == B_TRUE) {
rv = mod_hash_remove(portp->vlan_hashp,
(mod_hash_key_t)VLAN_ID_KEY(
portp->vids[i].vl_vid),
(mod_hash_val_t *)&vp);
ASSERT(rv == 0);
}
}
} else {
return;
}
}
/*
* Remove an entry from FDB.
*/
void
vsw_fdbe_del(vsw_t *vswp, struct ether_addr *eaddr)
{
uint64_t addr = 0;
vsw_fdbe_t *fp;
int rv;
KEY_HASH(addr, eaddr);
/*
* Remove the entry from fdb hash table.
* This prevents further references to this fdb entry.
*/
rv = mod_hash_remove(vswp->fdb_hashp, (mod_hash_key_t)addr,
(mod_hash_val_t *)&fp);
if (rv != 0) {
/* invalid key? */
return;
}
/*
* If there are threads already ref holding before the entry was
* removed from hash table, then wait for ref count to drop to zero.
*/
while (fp->refcnt != 0) {
delay(drv_usectohz(vsw_fdbe_refcnt_delay));
}
kmem_free(fp, sizeof (*fp));
}
static int
fcoet_process_sol_abts_rjt(fcoe_frame_t *frm)
{
fcoet_exchange_t *xch = NULL;
uint16_t sol_oxid;
sol_oxid = FRM_OXID(frm);
if (mod_hash_remove(FRM2SS(frm)->ss_sol_oxid_hash,
(mod_hash_key_t)(intptr_t)sol_oxid,
(mod_hash_val_t *)&xch) != 0) {
/*
* So far ABTS for FLOGI might be removed from ss_sol_oxid_hash
* in fcoet_watch_handle_sol_flogi, Will improve it later
*/
return (FCOE_SUCCESS);
}
xch->xch_flags &= ~XCH_FLAG_IN_HASH_TABLE;
if (!FRM_IS_LAST_FRAME(frm)) {
FCOET_LOG("fcoet_process_sol_abts_rjt",
"not supported this kind frame");
return (FCOE_FAILURE);
}
FCOET_LOG("fcoet_process_sol_abts_rjt",
"ABTS_RJT received rjt reason %x but there is nothing to do",
frm->frm_payload[1]);
return (FCOE_SUCCESS);
}
int
dls_vlan_destroy(const char *name)
{
int err;
dls_vlan_t *dvp;
dls_link_t *dlp;
mod_hash_val_t val;
/*
* Find the dls_vlan_t in the global hash table.
*/
rw_enter(&i_dls_vlan_lock, RW_WRITER);
err = mod_hash_find(i_dls_vlan_hash, (mod_hash_key_t)name,
(mod_hash_val_t *)&dvp);
if (err != 0) {
err = ENOENT;
goto done;
}
/*
* Check to see if it is referenced by any dls_impl_t.
*/
if (dvp->dv_ref != 0) {
err = EBUSY;
goto done;
}
/*
* Remove and destroy the hash table entry.
*/
err = mod_hash_remove(i_dls_vlan_hash, (mod_hash_key_t)name,
(mod_hash_val_t *)&val);
ASSERT(err == 0);
ASSERT(dvp == (dls_vlan_t *)val);
ASSERT(i_dls_vlan_count > 0);
i_dls_vlan_count--;
/*
* Save a reference to dv_dlp before freeing the dls_vlan_t back
* to the cache.
*/
dlp = dvp->dv_dlp;
kmem_cache_free(i_dls_vlan_cachep, dvp);
/*
* Release the dls_link_t. This will destroy the dls_link_t and
* release the MAC if there are no more dls_vlan_t.
*/
dls_link_rele(dlp);
done:
rw_exit(&i_dls_vlan_lock);
return (err);
}
void
fcoet_clear_sol_exchange(fcoet_exchange_t *xch)
{
mod_hash_val_t val = NULL;
if (xch->xch_flags & XCH_FLAG_IN_HASH_TABLE) {
(void) mod_hash_remove(xch->xch_ss->ss_sol_oxid_hash,
(mod_hash_key_t)(intptr_t)xch->xch_oxid, &val);
ASSERT((fcoet_exchange_t *)val == xch);
xch->xch_flags &= ~XCH_FLAG_IN_HASH_TABLE;
}
}
static int
fcoet_process_sol_ct_rsp(fcoe_frame_t *frm)
{
uint32_t actual_size;
fct_status_t fc_st;
uint32_t iof;
fct_sol_ct_t *ct = NULL;
fcoet_exchange_t *xch = NULL;
uint16_t sol_oxid;
sol_oxid = FRM_OXID(frm);
if (mod_hash_remove(FRM2SS(frm)->ss_sol_oxid_hash,
(mod_hash_key_t)(intptr_t)sol_oxid,
(mod_hash_val_t *)&xch) != 0) {
return (FCOE_SUCCESS);
}
xch->xch_flags &= ~XCH_FLAG_IN_HASH_TABLE;
fcoet_init_tfm(frm, xch);
ASSERT(FRM_IS_LAST_FRAME(frm));
actual_size = CMD2ELS(xch->xch_cmd)->els_resp_size;
if (actual_size > frm->frm_payload_size) {
actual_size = frm->frm_payload_size;
}
ct = CMD2CT(xch->xch_cmd);
ct->ct_resp_size = (uint16_t)actual_size;
bcopy(frm->frm_payload,
CMD2CT(xch->xch_cmd)->ct_resp_payload, actual_size);
fc_st = FCT_SUCCESS;
iof = FCT_IOF_FCA_DONE;
fct_send_cmd_done(xch->xch_cmd, fc_st, iof);
return (FCOE_SUCCESS);
}
int
fcoet_clear_unsol_exchange(fcoet_exchange_t *xch)
{
mod_hash_val_t val = NULL;
if (mod_hash_remove(xch->xch_ss->ss_unsol_rxid_hash,
(mod_hash_key_t)(intptr_t)xch->xch_rxid, &val) == 0) {
if (xch->xch_dbuf_num) {
kmem_free((void*)xch->xch_dbufs,
xch->xch_dbuf_num * sizeof (void *));
xch->xch_dbufs = NULL;
xch->xch_dbuf_num = 0;
}
ASSERT(xch->xch_flags & XCH_FLAG_IN_HASH_TABLE);
ASSERT((fcoet_exchange_t *)val == xch);
xch->xch_flags &= ~XCH_FLAG_IN_HASH_TABLE;
return (FCOE_SUCCESS);
}
FCOET_LOG("fcoet_clear_unsol_exchange", "xch %p already cleared from "
"hash table", xch);
return (FCOE_FAILURE);
}
/* ARGSUSED */
int
vnic_dev_delete(datalink_id_t vnic_id, uint32_t flags, cred_t *credp)
{
vnic_t *vnic = NULL;
mod_hash_val_t val;
datalink_id_t tmpid;
int rc;
rw_enter(&vnic_lock, RW_WRITER);
if (mod_hash_find(vnic_hash, VNIC_HASH_KEY(vnic_id),
(mod_hash_val_t *)&vnic) != 0) {
rw_exit(&vnic_lock);
return (ENOENT);
}
if ((rc = dls_devnet_destroy(vnic->vn_mh, &tmpid, B_TRUE)) != 0) {
rw_exit(&vnic_lock);
return (rc);
}
ASSERT(vnic_id == tmpid);
/*
* We cannot unregister the MAC yet. Unregistering would
* free up mac_impl_t which should not happen at this time.
* So disable mac_impl_t by calling mac_disable(). This will prevent
* any new claims on mac_impl_t.
*/
if ((rc = mac_disable(vnic->vn_mh)) != 0) {
(void) dls_devnet_create(vnic->vn_mh, vnic_id,
crgetzoneid(credp));
rw_exit(&vnic_lock);
return (rc);
}
vnic_cleanup_secondary_macs(vnic, vnic->vn_nhandles);
vnic->vn_enabled = B_FALSE;
(void) mod_hash_remove(vnic_hash, VNIC_HASH_KEY(vnic_id), &val);
ASSERT(vnic == (vnic_t *)val);
vnic_count--;
rw_exit(&vnic_lock);
/*
* XXX-nicolas shouldn't have a void cast here, if it's
* expected that the function will never fail, then we should
* have an ASSERT().
*/
(void) mac_unregister(vnic->vn_mh);
if (vnic->vn_lower_mh != NULL) {
/*
* Check if MAC address for the vnic was obtained from the
* factory MAC addresses. If yes, release it.
*/
if (vnic->vn_addr_type == VNIC_MAC_ADDR_TYPE_FACTORY) {
(void) mac_addr_factory_release(vnic->vn_mch,
vnic->vn_slot_id);
}
(void) mac_margin_remove(vnic->vn_lower_mh, vnic->vn_margin);
(void) mac_mtu_remove(vnic->vn_lower_mh, vnic->vn_mtu);
(void) mac_notify_remove(vnic->vn_mnh, B_TRUE);
(void) mac_unicast_remove(vnic->vn_mch, vnic->vn_muh);
mac_client_close(vnic->vn_mch, MAC_CLOSE_FLAGS_IS_VNIC);
mac_close(vnic->vn_lower_mh);
}
kmem_cache_free(vnic_cache, vnic);
return (0);
}
/*
* Unregister from the GLDv3 framework
*/
int
mac_unregister(mac_handle_t mh)
{
int err;
mac_impl_t *mip = (mac_impl_t *)mh;
mod_hash_val_t val;
mac_margin_req_t *mmr, *nextmmr;
/* Fail the unregister if there are any open references to this mac. */
if ((err = mac_disable_nowait(mh)) != 0)
return (err);
/*
* Clean up notification thread and wait for it to exit.
*/
i_mac_notify_exit(mip);
i_mac_perim_enter(mip);
/*
* There is still resource properties configured over this mac.
*/
if (mip->mi_resource_props.mrp_mask != 0)
mac_fastpath_enable((mac_handle_t)mip);
if (mip->mi_minor < MAC_MAX_MINOR + 1) {
ddi_remove_minor_node(mip->mi_dip, mip->mi_name);
ddi_remove_minor_node(mip->mi_dip,
(char *)ddi_driver_name(mip->mi_dip));
}
ASSERT(mip->mi_nactiveclients == 0 && !(mip->mi_state_flags &
MIS_EXCLUSIVE));
mac_driver_stat_delete(mip);
(void) mod_hash_remove(i_mac_impl_hash,
(mod_hash_key_t)mip->mi_name, &val);
ASSERT(mip == (mac_impl_t *)val);
ASSERT(i_mac_impl_count > 0);
atomic_dec_32(&i_mac_impl_count);
if (mip->mi_pdata != NULL)
kmem_free(mip->mi_pdata, mip->mi_pdata_size);
mip->mi_pdata = NULL;
mip->mi_pdata_size = 0;
/*
* Free the list of margin request.
*/
for (mmr = mip->mi_mmrp; mmr != NULL; mmr = nextmmr) {
nextmmr = mmr->mmr_nextp;
kmem_free(mmr, sizeof (mac_margin_req_t));
}
mip->mi_mmrp = NULL;
mip->mi_linkstate = mip->mi_lowlinkstate = LINK_STATE_UNKNOWN;
kmem_free(mip->mi_info.mi_unicst_addr, mip->mi_type->mt_addr_length);
mip->mi_info.mi_unicst_addr = NULL;
atomic_dec_32(&mip->mi_type->mt_ref);
mip->mi_type = NULL;
/*
* Free the primary MAC address.
*/
mac_fini_macaddr(mip);
/*
* free all rings
*/
mac_free_rings(mip, MAC_RING_TYPE_RX);
mac_free_rings(mip, MAC_RING_TYPE_TX);
mac_addr_factory_fini(mip);
bzero(mip->mi_addr, MAXMACADDRLEN);
bzero(mip->mi_dstaddr, MAXMACADDRLEN);
mip->mi_dstaddr_set = B_FALSE;
/* and the flows */
mac_flow_tab_destroy(mip->mi_flow_tab);
mip->mi_flow_tab = NULL;
if (mip->mi_minor > MAC_MAX_MINOR)
mac_minor_rele(mip->mi_minor);
cmn_err(CE_NOTE, "!%s unregistered", mip->mi_name);
/*
* Reset the perim related fields to default values before
* kmem_cache_free
*/
i_mac_perim_exit(mip);
mip->mi_state_flags = 0;
mac_unregister_priv_prop(mip);
ASSERT(mip->mi_bridge_link == NULL);
kmem_cache_free(i_mac_impl_cachep, mip);
return (0);
}