mbox series

[iwl-next,v2,0/4] ixgbe: support MDD events

Message ID 20250212075724.3352715-1-michal.swiatkowski@linux.intel.com (mailing list archive)
Headers show
Series ixgbe: support MDD events | expand

Message

Michal Swiatkowski Feb. 12, 2025, 7:57 a.m. UTC 
Hi,

This patchset is adding support for MDD (malicious driver detection) for
ixgbe driver. It can catch the error on VF side and reset malicious VF.

An MDD event can be triggered for example by sending from VF a TSO packet
with segment number set to 0.

Add checking for Tx hang in case of MDD is unhandled. It will prevent VF
from staying in Tx hang state.

v1 --> v2: [1]
(All from Simon review, thanks)
 * change wqbr variable type in patch 1 to fix -Warray-bounds build
 * fix indend to be done by space to follow existing style (patch 3)
 * move e_warn() to be in one line because it fit (patch 3)

[1] https://lore.kernel.org/netdev/20250207104343.2791001-1-michal.swiatkowski@linux.intel.com/

Don Skidmore (1):
  ixgbe: check for MDD events

Paul Greenwalt (1):
  ixgbe: add MDD support

Radoslaw Tyl (1):
  ixgbe: turn off MDD while modifying SRRCTL

Slawomir Mrozowicz (1):
  ixgbe: add Tx hang detection unhandled MDD

 drivers/net/ethernet/intel/ixgbe/ixgbe.h      |   5 +
 .../net/ethernet/intel/ixgbe/ixgbe_sriov.h    |   1 +
 drivers/net/ethernet/intel/ixgbe/ixgbe_type.h |  42 +++-
 drivers/net/ethernet/intel/ixgbe/ixgbe_x550.h |   5 +
 drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c |   4 +
 drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c  |   3 +-
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 223 ++++++++++++++++--
 .../net/ethernet/intel/ixgbe/ixgbe_sriov.c    |  50 ++++
 drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c | 120 ++++++++++
 9 files changed, 430 insertions(+), 23 deletions(-)