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author | Jakub Kicinski <kuba@kernel.org> | 2022-07-21 13:03:39 -0700 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2022-07-21 13:03:39 -0700 |
commit | 6e0e846ee2ab01bc44254e6a0a6a6a0db1cba16d (patch) | |
tree | e2a39b9ff9fbfa9adbaa004e3b42047664a8e57d /drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | |
parent | 5588d628027092e66195097bdf6835ddf64418b3 (diff) | |
parent | 7ca433dc6dedb2ec98dfc943f6db0c9b8996ed11 (diff) | |
download | linux-stable-6e0e846ee2ab01bc44254e6a0a6a6a0db1cba16d.tar.gz linux-stable-6e0e846ee2ab01bc44254e6a0a6a6a0db1cba16d.tar.bz2 linux-stable-6e0e846ee2ab01bc44254e6a0a6a6a0db1cba16d.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c')
-rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 67e49aac50fe..29cc60988071 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) { @@ -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) |