diff options
Diffstat (limited to 'drivers/net/ethernet/intel/igbvf')
| -rw-r--r-- | drivers/net/ethernet/intel/igbvf/mbx.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igbvf/netdev.c | 9 |
2 files changed, 8 insertions, 5 deletions
diff --git a/drivers/net/ethernet/intel/igbvf/mbx.c b/drivers/net/ethernet/intel/igbvf/mbx.c index 163e5838f7c2..a3cd7ac48d4b 100644 --- a/drivers/net/ethernet/intel/igbvf/mbx.c +++ b/drivers/net/ethernet/intel/igbvf/mbx.c @@ -241,7 +241,7 @@ static s32 e1000_write_mbx_vf(struct e1000_hw *hw, u32 *msg, u16 size) s32 err; u16 i; - WARN_ON_ONCE(!spin_is_locked(&hw->mbx_lock)); + lockdep_assert_held(&hw->mbx_lock); /* lock the mailbox to prevent pf/vf race condition */ err = e1000_obtain_mbx_lock_vf(hw); @@ -279,7 +279,7 @@ static s32 e1000_read_mbx_vf(struct e1000_hw *hw, u32 *msg, u16 size) s32 err; u16 i; - WARN_ON_ONCE(!spin_is_locked(&hw->mbx_lock)); + lockdep_assert_held(&hw->mbx_lock); /* lock the mailbox to prevent pf/vf race condition */ err = e1000_obtain_mbx_lock_vf(hw); diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index 820d49eb41ab..4eab83faec62 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -1186,10 +1186,13 @@ static int igbvf_poll(struct napi_struct *napi, int budget) igbvf_clean_rx_irq(adapter, &work_done, budget); - /* If not enough Rx work done, exit the polling mode */ - if (work_done < budget) { - napi_complete_done(napi, work_done); + if (work_done == budget) + return budget; + /* Exit the polling mode, but don't re-enable interrupts if stack might + * poll us due to busy-polling + */ + if (likely(napi_complete_done(napi, work_done))) { if (adapter->requested_itr & 3) igbvf_set_itr(adapter); |