hyperv/hn: Nuke the unused TX taskqueue CPU binding tunable.

It was an experimental tunable, and is now deemed to be road blocker
for further changes. Time to retire it.

MFC after: 1 week
Sponsore

hyperv/hn: Nuke the unused TX taskqueue CPU binding tunable.

It was an experimental tunable, and is now deemed to be road blocker
for further changes. Time to retire it.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8654

show more ...

Merge ^/head r309213 through r309262.

hyperv/hn: Simplify RSS indirect table fixup API

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8630

hyperv/hn: Fix vmbus_chan_subidx usage.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8629

hyperv/hn: Enable multi-packet RNDIS message support by default.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8621

hyperv/hn: Fix attach error handling

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8620

hyperv/hn: Fix multi-packet RNDIS message aggregation size setting.

Just in case that no chimney sending buffer can be used.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https:/

hyperv/hn: Fix multi-packet RNDIS message aggregation size setting.

Just in case that no chimney sending buffer can be used.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8619

show more ...

hyperv/hn: Fix detach error handling.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8613

Merge ^/head r308870 through r309105.

hyperv/hn: Fix primary channel revocation

Since hypervisor will not drain the TX bufring, once the channels are
revoked:
- Setup vmbus orphan handler properly.
- Make sure that suspension will not w

hyperv/hn: Fix primary channel revocation

Since hypervisor will not drain the TX bufring, once the channels are
revoked:
- Setup vmbus orphan handler properly.
- Make sure that suspension will not wait the TX bufring draining
forever.
- GC the pending TX descs on detach path, before freeing the busdma
stuffs.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8559

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hyperv/hn: Don't abuse hn_{tx,rx}_ring_inuse.

Just in case, the # of TX/RX rings is changed upon synthetic parts
re-attach.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://

hyperv/hn: Don't abuse hn_{tx,rx}_ring_inuse.

Just in case, the # of TX/RX rings is changed upon synthetic parts
re-attach.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8520

show more ...

hyperv/hn: Allow enabling IPv6 TX checksum offloading and IPv6 TSO.

They are still disabled by default.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/

hyperv/hn: Allow enabling IPv6 TX checksum offloading and IPv6 TSO.

They are still disabled by default.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8490

show more ...

hyperv/hn: Fix WITNESS warnings

And re-enable SIOCADDMULTI/SIOCDELMULTI, after WITNESS warning is fixed.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org

hyperv/hn: Fix WITNESS warnings

And re-enable SIOCADDMULTI/SIOCDELMULTI, after WITNESS warning is fixed.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8489

show more ...

hyperv/hn: Implement RNDIS multi-packet message support.

Currently, it is only applied to packet sent through chimney sending
buffers. Not enabled by default yet.

This one gives 20%~30% performanc

hyperv/hn: Implement RNDIS multi-packet message support.

Currently, it is only applied to packet sent through chimney sending
buffers. Not enabled by default yet.

This one gives 20%~30% performance boost for non-TSO usage in both
bit/packet rate tests and nginx performance test.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8560

show more ...

Merge ^/head r303250 through r308226.

hyperv/hn: Directly fill chimney sending buffer for small packets.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8394

hyperv/hn: Move TSO packet fixup to an earlier place for if_transmit.

While TSO packet header may be still cache-hot.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://review

hyperv/hn: Move TSO packet fixup to an earlier place for if_transmit.

While TSO packet header may be still cache-hot.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8393

show more ...

hyperv/hn: Regroup if_start related functions.

And put them under HN_IFSTART_SUPPORT, which is by default on until
we whack the if_start related bits from base system.

MFC after: 1 week
Sponsored b

hyperv/hn: Regroup if_start related functions.

And put them under HN_IFSTART_SUPPORT, which is by default on until
we whack the if_start related bits from base system.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8392

show more ...

hyperv/hn: Rename cleaned up file.

MFC after: 1 week
Sponsored by: Microsoft
Differential Revision: https://reviews.freebsd.org/D8390