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Differential D4364

inpcb L2/L3 caching
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Authored by kmacy on Dec 3 2015, 11:41 PM.
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benno
imp
j-nitrology.com
jch
kbowling
np
rrs

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Reviewers
rrs
gnn
bz
• karels
Summary
  • avoid per-packet lookups by caching L2/L3 information in the pcb
  • invalid on routing table update

Diff Detail

Repository
rS FreeBSD src repository - subversion
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kmacy updated this revision to Diff 10714.Dec 3 2015, 11:41 PM
kmacy retitled this revision from to inpcb L2/L3 caching.
kmacy updated this object.
kmacy edited the test plan for this revision. (Show Details)
kmacy added reviewers: gnn, • karels.
kmacy set the repository for this revision to rS FreeBSD src repository - subversion.
kmacy added a project: transport.
kmacy added a subscriber: benno.
Herald added a subscriber: imp. · View Herald TranscriptDec 3 2015, 11:41 PM
kmacy mentioned this in D4306: Re-add route caching for TCP.Dec 3 2015, 11:50 PM
kbowling added a subscriber: kbowling.Dec 4 2015, 2:11 AM
jch added a subscriber: jch.Dec 4 2015, 11:54 AM
melifaro mentioned this in D4102: Add link header precomputation for ethernet/infiniband. Make arp/ndp/bpf/flowtable use it..Dec 6 2015, 7:42 PM
rrs accepted this revision.Dec 7 2015, 6:12 PM
rrs added a reviewer: rrs.
rrs added a subscriber: rrs.

I am *very* glad to see a cached route coming back in :-)

This revision is now accepted and ready to land.Dec 7 2015, 6:12 PM
• karels edited edge metadata.Dec 8 2015, 1:47 AM

Randall: see also D4306 for another approach.

kmacy added a comment.Dec 8 2015, 1:57 AM

I'll upload a new patch against D4102 and then Mike can do similarly then we'll have a inpcb route caching showdown.

j-nitrology.com added a subscriber: j-nitrology.com.Dec 9 2015, 8:07 PM
kmacy mentioned this in D4490: inpcb rtentry/l2 prepend caching.Dec 11 2015, 2:47 AM
kmacy added a comment.Dec 11 2015, 6:16 PM

See D4490.

np added a subscriber: np.Dec 12 2015, 3:33 PM
bz added a reviewer: bz.Dec 22 2015, 5:10 PM
bz edited edge metadata.Dec 22 2015, 5:12 PM

Where do we want to do the review? Here or on D4490?

np mentioned this in D3687: Implement kernel support for hardware rate limited sockets.Dec 22 2015, 9:47 PM
kmacy closed this revision.Feb 4 2016, 5:41 PM

Closed in favor of 4490.

Revision Contents
Changeset List

PathSize
sys/
net/
24 lines
2 lines
9 lines
netinet/
7 lines
208 lines
9 lines
39 lines
1 line
netinet6/
7 lines
2 lines
4 lines
2 lines
7 lines

Diff 10714

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sys/net/if_ethersubr.c

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sys/net/route.h

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sys/net/route.c

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sys/netinet/in_pcb.h

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sys/netinet/in_pcb.c

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sys/netinet/ip_output.c

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sys/netinet/tcp_output.c

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sys/netinet/tcp_usrreq.c

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sys/netinet6/in6_src.c

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sys/netinet6/ip6_forward.c

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sys/netinet6/ip6_output.c

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sys/netinet6/nd6.h

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sys/netinet6/nd6.c

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