Lines Matching refs:offload

4 Kernel TLS offload
10 Linux kernel provides TLS connection offload infrastructure. Once a TCP
24  * Packet-based NIC offload mode (``TLS_HW``) - the NIC handles crypto
28    (``ethtool`` flags ``tls-hw-tx-offload`` and ``tls-hw-rx-offload``).
29  * Full TCP NIC offload mode (``TLS_HW_RECORD``) - mode of operation where
36 offload opt-in or opt-out on per-connection basis is not currently supported.
48 for crypto offload based on the socket the packet is attached to,
63 .. kernel-figure::  tls-offload-layers.svg
64    :alt:	TLS offload layers
82 network device is offload-capable and attempts the offload. In case offload
84 as if the offload was never tried.
114 TX offload being fully initialized does not imply that all segments passing
149 Record reassembly is not necessary for TLS offload. If the packets arrive
164 packets requiring HW offload, see the :ref:`5tuple_problems` section)
182 Device indicates successful handling of TLS offload in the per-packet context
268 .. kernel-figure::  tls-offload-reorder-good.svg
293 .. kernel-figure::  tls-offload-reorder-bad.svg
360 device than the selected TLS offload device. The stack will handle
362 (TLS offload code installs :c:func:`tls_validate_xmit_skb` at this hook).
367 Any device TLS offload handling error on the transmission side must result
375 If the device encounters any problems with TLS offload on the receive
391 A packet should also not be handled by the TLS offload if it contains
397 TLS offload can be characterized by the following basic metrics:
435  * ``tx_tls_ctx`` - number of TLS TX HW offload contexts added to device for
440    a TLS stream and arrived out-of-order, but skipped the HW offload routine
448    software and data that expects hardware crypto offload.
459 of the socket. Current ``ktls`` implementation will not offload sockets
465 should still be able to perform TX offload (encryption) and should
482 Coexistence with standard networking offload features
486 transparently. Enabling device TLS offload should not cause any difference
493 of the simplifying TLS offload.
496 necessary for TLS offload.