Page MenuHomeFreeBSD
Differential D43136

vtnet: Adjust rx buffer so IP header 32-bit aligned
ClosedPublic
Actions

Authored by imp on Dec 20 2023, 8:47 PM.
Tags
None
Referenced Files
Unknown Object (File)
Thu, Jul 23, 2:31 AM
Unknown Object (File)
Wed, Jul 22, 3:55 AM
Unknown Object (File)
Tue, Jul 21, 6:46 AM
Unknown Object (File)
Sun, Jul 19, 10:26 PM
Unknown Object (File)
Jun 19 2026, 2:34 PM
Unknown Object (File)
May 17 2026, 5:08 PM
Unknown Object (File)
May 15 2026, 7:24 PM
Unknown Object (File)
May 14 2026, 12:02 PM
View All Files
Subscribers
None

Details

Reviewers
None
Commits
rG9e6d11ce9a51: vtnet: Adjust rx buffer so IP header 32-bit aligned
Summary

Call madj(m, ETHER_ALIGN) to offset rx buffers when allocating them.
This improves performance everywhere, and allows armv7 to work at all.

PR: 271288
Sponsored by: Netflix

Diff Detail

Repository
rG FreeBSD src repository
Lint
Lint Skipped
Unit
Tests Skipped
Build Status
Buildable 55051
Build 51940: arc lint + arc unit

Event Timeline

imp requested review of this revision.Dec 20 2023, 8:47 PM
imp created this revision.
Harbormaster completed remote builds in B55051: Diff 131616.Dec 20 2023, 8:47 PM
This revision was not accepted when it landed; it landed in state Needs Review.Dec 21 2023, 4:21 AM
Closed by commit rG9e6d11ce9a51: vtnet: Adjust rx buffer so IP header 32-bit aligned (authored by imp). · Explain Why
This revision was automatically updated to reflect the committed changes.
imp added a commit: rG9e6d11ce9a51: vtnet: Adjust rx buffer so IP header 32-bit aligned.
imp added a reverting change: rG23699ff23c36: Revert "vtnet: Adjust rx buffer so IP header 32-bit aligned".Dec 28 2023, 5:25 PM

Revision Contents
Changeset List

PathSize
sys/
dev/
virtio/
network/
2 lines

Diff 131616

View Options

sys/dev/virtio/network/if_vtnet.c

Loading...