i40e: propagate properly
i40e_sync_vsi_filters() is the surly teenager of this driver. It says it's going to report errors, but it doesn't actually do that most of the time. And when it does, it leaves a mess. Change this function to have a common exit point so it will properly release the busy lock on the VSI. Propagate errors to the callers. Finally, adjust a few callers to check for and deal with errors from this function. Change-ID: Ic6af4956491e72402ebb3c538a3c31a0ad7f8667 Signed-off-by: Mitch Williams <mitch.a.williams@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>hifive-unleashed-5.1
parent
a85088d813
commit
ea02e90b4b
|
@ -1553,11 +1553,8 @@ static int i40e_set_mac(struct net_device *netdev, void *p)
|
||||||
}
|
}
|
||||||
|
|
||||||
ether_addr_copy(netdev->dev_addr, addr->sa_data);
|
ether_addr_copy(netdev->dev_addr, addr->sa_data);
|
||||||
/* schedule our worker thread which will take care of
|
|
||||||
* applying the new filter changes
|
return i40e_sync_vsi_filters(vsi);
|
||||||
*/
|
|
||||||
i40e_service_event_schedule(vsi->back);
|
|
||||||
return 0;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
@ -1872,8 +1869,9 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
bool add_happened = false;
|
bool add_happened = false;
|
||||||
int filter_list_len = 0;
|
int filter_list_len = 0;
|
||||||
u32 changed_flags = 0;
|
u32 changed_flags = 0;
|
||||||
|
i40e_status aq_ret = 0;
|
||||||
bool err_cond = false;
|
bool err_cond = false;
|
||||||
i40e_status ret = 0;
|
int retval = 0;
|
||||||
struct i40e_pf *pf;
|
struct i40e_pf *pf;
|
||||||
int num_add = 0;
|
int num_add = 0;
|
||||||
int num_del = 0;
|
int num_del = 0;
|
||||||
|
@ -1936,8 +1934,11 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
}
|
}
|
||||||
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
||||||
|
|
||||||
if (err_cond)
|
if (err_cond) {
|
||||||
i40e_cleanup_add_list(&tmp_add_list);
|
i40e_cleanup_add_list(&tmp_add_list);
|
||||||
|
retval = -ENOMEM;
|
||||||
|
goto out;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Now process 'del_list' outside the lock */
|
/* Now process 'del_list' outside the lock */
|
||||||
|
@ -1955,7 +1956,8 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
i40e_undo_del_filter_entries(vsi, &tmp_del_list);
|
i40e_undo_del_filter_entries(vsi, &tmp_del_list);
|
||||||
i40e_undo_add_filter_entries(vsi);
|
i40e_undo_add_filter_entries(vsi);
|
||||||
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
||||||
return -ENOMEM;
|
retval = -ENOMEM;
|
||||||
|
goto out;
|
||||||
}
|
}
|
||||||
|
|
||||||
list_for_each_entry_safe(f, ftmp, &tmp_del_list, list) {
|
list_for_each_entry_safe(f, ftmp, &tmp_del_list, list) {
|
||||||
|
@ -1973,18 +1975,22 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
|
|
||||||
/* flush a full buffer */
|
/* flush a full buffer */
|
||||||
if (num_del == filter_list_len) {
|
if (num_del == filter_list_len) {
|
||||||
ret = i40e_aq_remove_macvlan(&pf->hw,
|
aq_ret = i40e_aq_remove_macvlan(&pf->hw,
|
||||||
vsi->seid, del_list, num_del,
|
vsi->seid,
|
||||||
NULL);
|
del_list,
|
||||||
|
num_del,
|
||||||
|
NULL);
|
||||||
aq_err = pf->hw.aq.asq_last_status;
|
aq_err = pf->hw.aq.asq_last_status;
|
||||||
num_del = 0;
|
num_del = 0;
|
||||||
memset(del_list, 0, sizeof(*del_list));
|
memset(del_list, 0, sizeof(*del_list));
|
||||||
|
|
||||||
if (ret && aq_err != I40E_AQ_RC_ENOENT)
|
if (aq_ret && aq_err != I40E_AQ_RC_ENOENT) {
|
||||||
|
retval = -EIO;
|
||||||
dev_err(&pf->pdev->dev,
|
dev_err(&pf->pdev->dev,
|
||||||
"ignoring delete macvlan error, err %s, aq_err %s while flushing a full buffer\n",
|
"ignoring delete macvlan error, err %s, aq_err %s while flushing a full buffer\n",
|
||||||
i40e_stat_str(&pf->hw, ret),
|
i40e_stat_str(&pf->hw, aq_ret),
|
||||||
i40e_aq_str(&pf->hw, aq_err));
|
i40e_aq_str(&pf->hw, aq_err));
|
||||||
|
}
|
||||||
}
|
}
|
||||||
/* Release memory for MAC filter entries which were
|
/* Release memory for MAC filter entries which were
|
||||||
* synced up with HW.
|
* synced up with HW.
|
||||||
|
@ -1994,15 +2000,16 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
}
|
}
|
||||||
|
|
||||||
if (num_del) {
|
if (num_del) {
|
||||||
ret = i40e_aq_remove_macvlan(&pf->hw, vsi->seid,
|
aq_ret = i40e_aq_remove_macvlan(&pf->hw, vsi->seid,
|
||||||
del_list, num_del, NULL);
|
del_list, num_del,
|
||||||
|
NULL);
|
||||||
aq_err = pf->hw.aq.asq_last_status;
|
aq_err = pf->hw.aq.asq_last_status;
|
||||||
num_del = 0;
|
num_del = 0;
|
||||||
|
|
||||||
if (ret && aq_err != I40E_AQ_RC_ENOENT)
|
if (aq_ret && aq_err != I40E_AQ_RC_ENOENT)
|
||||||
dev_info(&pf->pdev->dev,
|
dev_info(&pf->pdev->dev,
|
||||||
"ignoring delete macvlan error, err %s aq_err %s\n",
|
"ignoring delete macvlan error, err %s aq_err %s\n",
|
||||||
i40e_stat_str(&pf->hw, ret),
|
i40e_stat_str(&pf->hw, aq_ret),
|
||||||
i40e_aq_str(&pf->hw, aq_err));
|
i40e_aq_str(&pf->hw, aq_err));
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -2026,7 +2033,8 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
spin_lock_bh(&vsi->mac_filter_list_lock);
|
spin_lock_bh(&vsi->mac_filter_list_lock);
|
||||||
i40e_undo_add_filter_entries(vsi);
|
i40e_undo_add_filter_entries(vsi);
|
||||||
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
||||||
return -ENOMEM;
|
retval = -ENOMEM;
|
||||||
|
goto out;
|
||||||
}
|
}
|
||||||
|
|
||||||
list_for_each_entry_safe(f, ftmp, &tmp_add_list, list) {
|
list_for_each_entry_safe(f, ftmp, &tmp_add_list, list) {
|
||||||
|
@ -2047,13 +2055,13 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
|
|
||||||
/* flush a full buffer */
|
/* flush a full buffer */
|
||||||
if (num_add == filter_list_len) {
|
if (num_add == filter_list_len) {
|
||||||
ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
|
aq_ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
|
||||||
add_list, num_add,
|
add_list, num_add,
|
||||||
NULL);
|
NULL);
|
||||||
aq_err = pf->hw.aq.asq_last_status;
|
aq_err = pf->hw.aq.asq_last_status;
|
||||||
num_add = 0;
|
num_add = 0;
|
||||||
|
|
||||||
if (ret)
|
if (aq_ret)
|
||||||
break;
|
break;
|
||||||
memset(add_list, 0, sizeof(*add_list));
|
memset(add_list, 0, sizeof(*add_list));
|
||||||
}
|
}
|
||||||
|
@ -2065,18 +2073,19 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
}
|
}
|
||||||
|
|
||||||
if (num_add) {
|
if (num_add) {
|
||||||
ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
|
aq_ret = i40e_aq_add_macvlan(&pf->hw, vsi->seid,
|
||||||
add_list, num_add, NULL);
|
add_list, num_add, NULL);
|
||||||
aq_err = pf->hw.aq.asq_last_status;
|
aq_err = pf->hw.aq.asq_last_status;
|
||||||
num_add = 0;
|
num_add = 0;
|
||||||
}
|
}
|
||||||
kfree(add_list);
|
kfree(add_list);
|
||||||
add_list = NULL;
|
add_list = NULL;
|
||||||
|
|
||||||
if (add_happened && ret && aq_err != I40E_AQ_RC_EINVAL) {
|
if (add_happened && aq_ret && aq_err != I40E_AQ_RC_EINVAL) {
|
||||||
|
retval = i40e_aq_rc_to_posix(aq_ret, aq_err);
|
||||||
dev_info(&pf->pdev->dev,
|
dev_info(&pf->pdev->dev,
|
||||||
"add filter failed, err %s aq_err %s\n",
|
"add filter failed, err %s aq_err %s\n",
|
||||||
i40e_stat_str(&pf->hw, ret),
|
i40e_stat_str(&pf->hw, aq_ret),
|
||||||
i40e_aq_str(&pf->hw, aq_err));
|
i40e_aq_str(&pf->hw, aq_err));
|
||||||
if ((pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOSPC) &&
|
if ((pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOSPC) &&
|
||||||
!test_bit(__I40E_FILTER_OVERFLOW_PROMISC,
|
!test_bit(__I40E_FILTER_OVERFLOW_PROMISC,
|
||||||
|
@ -2094,16 +2103,19 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
bool cur_multipromisc;
|
bool cur_multipromisc;
|
||||||
|
|
||||||
cur_multipromisc = !!(vsi->current_netdev_flags & IFF_ALLMULTI);
|
cur_multipromisc = !!(vsi->current_netdev_flags & IFF_ALLMULTI);
|
||||||
ret = i40e_aq_set_vsi_multicast_promiscuous(&vsi->back->hw,
|
aq_ret = i40e_aq_set_vsi_multicast_promiscuous(&vsi->back->hw,
|
||||||
vsi->seid,
|
vsi->seid,
|
||||||
cur_multipromisc,
|
cur_multipromisc,
|
||||||
NULL);
|
NULL);
|
||||||
if (ret)
|
if (aq_ret) {
|
||||||
|
retval = i40e_aq_rc_to_posix(aq_ret,
|
||||||
|
pf->hw.aq.asq_last_status);
|
||||||
dev_info(&pf->pdev->dev,
|
dev_info(&pf->pdev->dev,
|
||||||
"set multi promisc failed, err %s aq_err %s\n",
|
"set multi promisc failed, err %s aq_err %s\n",
|
||||||
i40e_stat_str(&pf->hw, ret),
|
i40e_stat_str(&pf->hw, aq_ret),
|
||||||
i40e_aq_str(&pf->hw,
|
i40e_aq_str(&pf->hw,
|
||||||
pf->hw.aq.asq_last_status));
|
pf->hw.aq.asq_last_status));
|
||||||
|
}
|
||||||
}
|
}
|
||||||
if ((changed_flags & IFF_PROMISC) || promisc_forced_on) {
|
if ((changed_flags & IFF_PROMISC) || promisc_forced_on) {
|
||||||
bool cur_promisc;
|
bool cur_promisc;
|
||||||
|
@ -2122,36 +2134,47 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
|
||||||
set_bit(__I40E_PF_RESET_REQUESTED, &pf->state);
|
set_bit(__I40E_PF_RESET_REQUESTED, &pf->state);
|
||||||
}
|
}
|
||||||
} else {
|
} else {
|
||||||
ret = i40e_aq_set_vsi_unicast_promiscuous(
|
aq_ret = i40e_aq_set_vsi_unicast_promiscuous(
|
||||||
&vsi->back->hw,
|
&vsi->back->hw,
|
||||||
vsi->seid,
|
vsi->seid,
|
||||||
cur_promisc, NULL);
|
cur_promisc, NULL);
|
||||||
if (ret)
|
if (aq_ret) {
|
||||||
|
retval =
|
||||||
|
i40e_aq_rc_to_posix(aq_ret,
|
||||||
|
pf->hw.aq.asq_last_status);
|
||||||
dev_info(&pf->pdev->dev,
|
dev_info(&pf->pdev->dev,
|
||||||
"set unicast promisc failed, err %d, aq_err %d\n",
|
"set unicast promisc failed, err %d, aq_err %d\n",
|
||||||
ret, pf->hw.aq.asq_last_status);
|
aq_ret, pf->hw.aq.asq_last_status);
|
||||||
ret = i40e_aq_set_vsi_multicast_promiscuous(
|
}
|
||||||
|
aq_ret = i40e_aq_set_vsi_multicast_promiscuous(
|
||||||
&vsi->back->hw,
|
&vsi->back->hw,
|
||||||
vsi->seid,
|
vsi->seid,
|
||||||
cur_promisc, NULL);
|
cur_promisc, NULL);
|
||||||
if (ret)
|
if (aq_ret) {
|
||||||
|
retval =
|
||||||
|
i40e_aq_rc_to_posix(aq_ret,
|
||||||
|
pf->hw.aq.asq_last_status);
|
||||||
dev_info(&pf->pdev->dev,
|
dev_info(&pf->pdev->dev,
|
||||||
"set multicast promisc failed, err %d, aq_err %d\n",
|
"set multicast promisc failed, err %d, aq_err %d\n",
|
||||||
ret, pf->hw.aq.asq_last_status);
|
aq_ret, pf->hw.aq.asq_last_status);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
ret = i40e_aq_set_vsi_broadcast(&vsi->back->hw,
|
aq_ret = i40e_aq_set_vsi_broadcast(&vsi->back->hw,
|
||||||
vsi->seid,
|
vsi->seid,
|
||||||
cur_promisc, NULL);
|
cur_promisc, NULL);
|
||||||
if (ret)
|
if (aq_ret) {
|
||||||
|
retval = i40e_aq_rc_to_posix(aq_ret,
|
||||||
|
pf->hw.aq.asq_last_status);
|
||||||
dev_info(&pf->pdev->dev,
|
dev_info(&pf->pdev->dev,
|
||||||
"set brdcast promisc failed, err %s, aq_err %s\n",
|
"set brdcast promisc failed, err %s, aq_err %s\n",
|
||||||
i40e_stat_str(&pf->hw, ret),
|
i40e_stat_str(&pf->hw, aq_ret),
|
||||||
i40e_aq_str(&pf->hw,
|
i40e_aq_str(&pf->hw,
|
||||||
pf->hw.aq.asq_last_status));
|
pf->hw.aq.asq_last_status));
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
out:
|
||||||
clear_bit(__I40E_CONFIG_BUSY, &vsi->state);
|
clear_bit(__I40E_CONFIG_BUSY, &vsi->state);
|
||||||
return 0;
|
return retval;
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
|
|
@ -1633,9 +1633,10 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen)
|
||||||
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
||||||
|
|
||||||
/* program the updated filter list */
|
/* program the updated filter list */
|
||||||
if (i40e_sync_vsi_filters(vsi))
|
ret = i40e_sync_vsi_filters(vsi);
|
||||||
dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters\n",
|
if (ret)
|
||||||
vf->vf_id);
|
dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters, error %d\n",
|
||||||
|
vf->vf_id, ret);
|
||||||
|
|
||||||
error_param:
|
error_param:
|
||||||
/* send the response to the VF */
|
/* send the response to the VF */
|
||||||
|
@ -1687,9 +1688,10 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen)
|
||||||
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
spin_unlock_bh(&vsi->mac_filter_list_lock);
|
||||||
|
|
||||||
/* program the updated filter list */
|
/* program the updated filter list */
|
||||||
if (i40e_sync_vsi_filters(vsi))
|
ret = i40e_sync_vsi_filters(vsi);
|
||||||
dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters\n",
|
if (ret)
|
||||||
vf->vf_id);
|
dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters, error %d\n",
|
||||||
|
vf->vf_id, ret);
|
||||||
|
|
||||||
error_param:
|
error_param:
|
||||||
/* send the response to the VF */
|
/* send the response to the VF */
|
||||||
|
|
Loading…
Reference in New Issue