Differential D32807

Calculate delayed csums for IPv6 adress family in divert_packet
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Authored by ae on Nov 2 2021, 5:07 PM.

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rGb3c1846830af: ip_divert: calculate delayed checksum for IPv6 adress family
rGfaba420cb9b1: ip_divert: calculate delayed checksum for IPv6 adress family
rG4a9e95286cac: ip_divert: calculate delayed checksum for IPv6 adress family

Summary

Before passing an IPv6 packet to application, apply delayed checksum
calculation. mbuf flags will be lost after divert listener returns a
packet back, so we will not be able to do delayed checksum calculation
later. Also an application will get a packet with correct checksum.

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Repository

rS FreeBSD src repository - subversion

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Build Status

Buildable 42526
Build 39414: arc lint + arc unit

Event Timeline

ae created this revision.Nov 2 2021, 5:07 PM

ae held this revision as a draft.

Herald added subscribers: melifaro, imp. · View Herald TranscriptNov 2 2021, 5:07 PM

Harbormaster completed remote builds in B42526: Diff 97875.Nov 2 2021, 5:07 PM

ae published this revision for review.Nov 2 2021, 5:08 PM

ae added a reviewer: network.

ae added a reviewer: donner.Nov 2 2021, 10:17 PM

LGTM

This revision is now accepted and ready to land.Nov 3 2021, 11:58 AM

Closed by commit rG4a9e95286cac: ip_divert: calculate delayed checksum for IPv6 adress family (authored by ae). · Explain WhyNov 3 2021, 12:25 PM

This revision was automatically updated to reflect the committed changes.

ae added a commit: rG4a9e95286cac: ip_divert: calculate delayed checksum for IPv6 adress family.

ae added a commit: rGfaba420cb9b1: ip_divert: calculate delayed checksum for IPv6 adress family.Nov 12 2021, 12:21 PM

ae added a commit: rGb3c1846830af: ip_divert: calculate delayed checksum for IPv6 adress family.

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sys/

netinet/

19 lines

Diff 97875

sys/netinet/ip_divert.c

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