> Allow user to provision a per security session maximum segment size > (MSS) for use when Transmit Segmentation Offload (TSO) is supported. > The MSS value will be used when PKT_TX_TCP_SEG or PKT_TX_UDP_SEG > ol_flags are specified in mbuf. > > Signed-off-by: Declan Doherty <[email protected]> > Signed-off-by: Radu Nicolau <[email protected]> > Signed-off-by: Abhijit Sinha <[email protected]> > Signed-off-by: Daniel Martin Buckley <[email protected]> > Acked-by: Fan Zhang <[email protected]> > --- > lib/security/rte_security.h | 15 +++++++++++++++ > 1 file changed, 15 insertions(+) > > diff --git a/lib/security/rte_security.h b/lib/security/rte_security.h > index 2e136d7929..495a228915 100644 > --- a/lib/security/rte_security.h > +++ b/lib/security/rte_security.h > @@ -181,6 +181,19 @@ struct rte_security_ipsec_sa_options { > * * 0: Disable per session security statistics collection for this SA. > */ > uint32_t stats : 1; > + > + /** Transmit Segmentation Offload (TSO) > + * > + * * 1: Enable per session security TSO support, use MSS value provide > + * in IPsec security session when PKT_TX_TCP_SEG or PKT_TX_UDP_SEG > + * ol_flags are set in mbuf. > + * this SA, if supported by the driver. > + * * 0: No TSO support for offload IPsec packets. Hardware will not > + * attempt to segment packet, and packet transmission will fail if > + * larger than MTU of interface > + */ > + uint32_t tso : 1; > + > }; > > /** IPSec security association direction */ > @@ -217,6 +230,8 @@ struct rte_security_ipsec_xform { > /**< Anti replay window size to enable sequence replay attack handling. > * replay checking is disabled if the window size is 0. > */ > + uint32_t mss; > + /**< IPsec payload Maximum Segment Size */ > }; > > /** > --
Acked-by: Konstantin Ananyev <[email protected]> > 2.25.1
