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path: root/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
index 7f11c0a8e7a9..a1e69c734863 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c
@@ -205,10 +205,13 @@ void ixgbe_enable_sriov(struct ixgbe_adapter *adapter, unsigned int max_vfs)
int ixgbe_disable_sriov(struct ixgbe_adapter *adapter)
{
unsigned int num_vfs = adapter->num_vfs, vf;
+ unsigned long flags;
int rss;
+ spin_lock_irqsave(&adapter->vfs_lock, flags);
/* set num VFs to 0 to prevent access to vfinfo */
adapter->num_vfs = 0;
+ spin_unlock_irqrestore(&adapter->vfs_lock, flags);
/* put the reference to all of the vf devices */
for (vf = 0; vf < num_vfs; ++vf) {
@@ -1184,9 +1187,9 @@ static int ixgbe_update_vf_xcast_mode(struct ixgbe_adapter *adapter,
switch (xcast_mode) {
case IXGBEVF_XCAST_MODE_NONE:
- disable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
+ disable = IXGBE_VMOLR_ROMPE |
IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
- enable = 0;
+ enable = IXGBE_VMOLR_BAM;
break;
case IXGBEVF_XCAST_MODE_MULTI:
disable = IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
@@ -1208,9 +1211,9 @@ static int ixgbe_update_vf_xcast_mode(struct ixgbe_adapter *adapter,
return -EPERM;
}
- disable = 0;
+ disable = IXGBE_VMOLR_VPE;
enable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE |
- IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE;
+ IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE;
break;
default:
return -EOPNOTSUPP;
@@ -1355,8 +1358,10 @@ static void ixgbe_rcv_ack_from_vf(struct ixgbe_adapter *adapter, u32 vf)
void ixgbe_msg_task(struct ixgbe_adapter *adapter)
{
struct ixgbe_hw *hw = &adapter->hw;
+ unsigned long flags;
u32 vf;
+ spin_lock_irqsave(&adapter->vfs_lock, flags);
for (vf = 0; vf < adapter->num_vfs; vf++) {
/* process any reset requests */
if (!ixgbe_check_for_rst(hw, vf))
@@ -1370,6 +1375,7 @@ void ixgbe_msg_task(struct ixgbe_adapter *adapter)
if (!ixgbe_check_for_ack(hw, vf))
ixgbe_rcv_ack_from_vf(adapter, vf);
}
+ spin_unlock_irqrestore(&adapter->vfs_lock, flags);
}
static inline void ixgbe_ping_vf(struct ixgbe_adapter *adapter, int vf)