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Differential D7309

Don't check for broadcast IPs on non-bcast pkts
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Authored by rstone on Jul 25 2016, 6:06 PM.

Details

Reviewers
gnn
Group Reviewers
transport
Commits
rS304436: Don't check for broadcast IPs on non-bcast pkts
Summary

in_broadcast() can be quite expensive, so skip calling it if the
incoming mbuf wasn't sent to a broadcast L2 address in the first
place.

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

rstone updated this revision to Diff 18738.Jul 25 2016, 6:06 PM
rstone retitled this revision from to Don't check for broadcast IPs on non-bcast pkts.
rstone edited the test plan for this revision. (Show Details)
rstone updated this object.
Herald added a reviewer: transport. · View Herald TranscriptJul 25 2016, 6:06 PM
Herald added a subscriber: imp. · View Herald Transcript
gnn accepted this revision.Jul 25 2016, 10:08 PM
gnn added a reviewer: gnn.
This revision is now accepted and ready to land.Jul 25 2016, 10:08 PM
rstone updated this revision to Diff 19120.Aug 8 2016, 2:57 PM
rstone edited edge metadata.

Add sysctl to control new UDP receive behaviour, and document it
in UPDATING.

This revision now requires review to proceed.Aug 8 2016, 2:57 PM
gnn accepted this revision.Aug 11 2016, 4:08 PM
gnn edited edge metadata.
This revision is now accepted and ready to land.Aug 11 2016, 4:08 PM
Closed by commit rS304436: Don't check for broadcast IPs on non-bcast pkts (authored by rstone). · Explain WhyAug 18 2016, 10:59 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathSize
head/
8 lines
sys/
netinet/
8 lines

Diff 19472

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head/UPDATING

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head/sys/netinet/udp_usrreq.c

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