[Intel-wired-lan] [PATCH v3 10/15] ice: Add support for Tx hang, Tx timeout and malicious driver detection
Brelinski, TonyX
tonyx.brelinski at intel.com
Tue Aug 21 21:40:46 UTC 2018
> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces at osuosl.org] On
> Behalf Of Anirudh Venkataramanan
> Sent: Thursday, August 9, 2018 6:30 AM
> To: intel-wired-lan at lists.osuosl.org
> Subject: [Intel-wired-lan] [PATCH v3 10/15] ice: Add support for Tx hang, Tx
> timeout and malicious driver detection
>
> From: Sudheer Mogilappagari <sudheer.mogilappagari at intel.com>
>
> When a malicious operation is detected, the firmware triggers an interrupt,
> which is then picked up by the service task (specifically by
> ice_handle_mdd_event). A reset is scheduled if required.
>
> Tx hang detection works in a similar way, except the logic here monitors the
> VSI's Tx queues and tries to revive them if stalled. If the hang is not resolved,
> the kernel eventually calls ndo_tx_timeout, which is handled by
> ice_tx_timeout.
>
> Signed-off-by: Sudheer Mogilappagari <sudheer.mogilappagari at intel.com>
> Signed-off-by: Anirudh Venkataramanan
> <anirudh.venkataramanan at intel.com>
> ---
> [Anirudh Venkataramanan <anirudh.venkataramanan at intel.com> cleaned
> up commit message]
> ---
> drivers/net/ethernet/intel/ice/ice.h | 4 +
> .../net/ethernet/intel/ice/ice_hw_autogen.h | 39 +++
> drivers/net/ethernet/intel/ice/ice_main.c | 286 ++++++++++++++++++
> drivers/net/ethernet/intel/ice/ice_txrx.c | 1 +
> drivers/net/ethernet/intel/ice/ice_txrx.h | 1 +
> 5 files changed, 331 insertions(+)
Tested-by: Tony Brelinski <tonyx.brelinski at intel.com>
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