diff options
| author | Atita Shirwaikar <atita.shirwaikar@intel.com> | 2012-02-18 02:58:58 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2012-03-14 00:47:42 -0700 |
| commit | d2f5e7f3af777d52ce110ae60e8cb788bc93141c (patch) | |
| tree | ba26f920fcd8a77aa3a206e957aa9198e0fc3d66 /drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c | |
| parent | 3ed69d7e318ce17c77d91fd09a963cf48ce3a8a9 (diff) | |
ixgbe: Fix race condition where RX buffer could become corrupted.
There was a race condition in the reset path where the RX buffer
could become corrupted during Fdir configuration.This is due to
a HW bug.The fix right now is to lock the buffer while we do the
fdir configuration.Since we were using similar workaround for another bug,
I moved the existing code to a function and reused it.HW team also recommended
that IXGBE_MAX_SECRX_POLL value be changed from 30 to 40.The erratum for this
bug will be published in the next release 82599 Spec Update
Signed-off-by: Atita Shirwaikar <atita.shirwaikar@intel.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c index 5e9f05fa0134..97a991403bbd 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c @@ -847,6 +847,8 @@ static struct ixgbe_mac_operations mac_ops_X540 = { .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, .acquire_swfw_sync = &ixgbe_acquire_swfw_sync_X540, .release_swfw_sync = &ixgbe_release_swfw_sync_X540, + .disable_rx_buff = &ixgbe_disable_rx_buff_generic, + .enable_rx_buff = &ixgbe_enable_rx_buff_generic, }; static struct ixgbe_eeprom_operations eeprom_ops_X540 = { |