sfxge: support Rx checksum offloads disabling
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Authored by arybchik on May 14 2015, 2:21 PM.

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rS282996: sfxge: support Rx checksum offloads disabling

Summary

We can't disable it in HW, but we can ignore result.
Discard Rx descriptor checksum flags if Rx checksum offload is off.

Sponsored by: Solarflare Communications, Inc.
MFC after: 2 days

Test Plan

Build tested. Driver loaded.
Rx checksum offload enable/disable tested. CPU load increases when Rx
checksum offload is disabled.

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Repository

rS FreeBSD src repository - subversion

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arybchik updated this revision to Diff 5382.May 14 2015, 2:21 PM

arybchik retitled this revision from to sfxge: support Rx checksum offloads disabling.

arybchik updated this object.

arybchik edited the test plan for this revision. (Show Details)

arybchik added a reviewer: gnn.

Herald added a subscriber: imp. · View Herald TranscriptMay 14 2015, 2:21 PM

arybchik added a subscriber: network.May 14 2015, 2:22 PM

gnn accepted this revision.May 15 2015, 6:46 PM

gnn edited edge metadata.

This revision is now accepted and ready to land.May 15 2015, 6:46 PM

Closed by commit rS282996: sfxge: support Rx checksum offloads disabling (authored by arybchik). · Explain WhyMay 16 2015, 5:36 AM

This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

Path

Size

sys/

dev/

sfxge/

sfxge.c

3 lines

sfxge_rx.c

47 lines

Diff 5382

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sys/dev/sfxge/sfxge.c