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Differential D25286

ifconfig does not honor disabling vlanhwtag
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Authored by vmaffione on Jun 15 2020, 8:12 PM.
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Details

Reviewers
erj
gallatin
Group Reviewers
Intel Networking
Commits
rS364879: MFC r363995
rS364878: MFC r363995
rS363995: em(4): honor vlanhwtag offload
Summary

The FreeBSD em driver fails to properly reset the VME flag in the e1000 CTRL register during the following ifconfig command

ifconfig em1 -vlanhwtag

at least on the e1000 device as emulated by QEMU

https://github.com/luigirizzo/netmap/issues/703
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236584

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Repository
rS FreeBSD src repository - subversion
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Tests Not Applicable

Event Timeline

vmaffione created this revision.Jun 15 2020, 8:12 PM
Herald added a subscriber: imp. · View Herald TranscriptJun 15 2020, 8:12 PM
vmaffione requested review of this revision.Jun 15 2020, 8:12 PM
Harbormaster completed remote builds in B31723: Diff 73148.Jun 15 2020, 8:12 PM
vmaffione retitled this revision from ifconfig does not honor disabling vlanhwcsum to ifconfig does not honor disabling vlanhwtag.Jun 16 2020, 5:54 AM
vmaffione edited the summary of this revision. (Show Details)
vmaffione added a reviewer: gallatin.Jun 30 2020, 7:39 PM

Any opinions about this?

This revision was not accepted when it landed; it landed in state Needs Review.Aug 6 2020, 9:01 PM
Closed by commit rS363995: em(4): honor vlanhwtag offload (authored by vmaffione). · Explain Why
This revision was automatically updated to reflect the committed changes.
vmaffione added a commit: rS363995: em(4): honor vlanhwtag offload.
vmaffione added a commit: rS364878: MFC r363995.Aug 27 2020, 7:12 PM
vmaffione added a commit: rS364879: MFC r363995.Aug 27 2020, 7:15 PM

Revision Contents
Changeset List

PathSize
head/
sys/
dev/
e1000/
5 lines

Diff 75528

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head/sys/dev/e1000/if_em.c

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