ipfilter: Add an htable max size tuneable.
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Authored by cy on Oct 22 2025, 11:33 PM.

Details

Reviewers

emaste
markj

Commits

rGe82f63c7257e: ipfilter: Add an htable max size tuneable.
rG2d71662b74b0: ipfilter: Add an htable max size tuneable.
rGfe38c4fcb826: ipfilter: Add an htable max size tuneable.
rGf3b94f47f55c: ipfilter: Add an htable max size tuneable.

Summary

Add an ipfilter runtime option (ipf -T) to adjust the default
maximum hash table size. Default it to 1024 entries. It will be
used by a subsequent commit to limit any damage due to excessively
large hash table input by the user.

Diff Detail

Repository

rG FreeBSD src repository

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Unit

Tests Not Applicable

Event Timeline

cy created this revision.Oct 22 2025, 11:33 PM

Herald added subscribers: vegeta_tuxpowered.net, glebius, melifaro, imp. · View Herald TranscriptOct 22 2025, 11:33 PM

cy requested review of this revision.Oct 22 2025, 11:33 PM

Harbormaster completed remote builds in B68024: Diff 164822.Oct 22 2025, 11:33 PM

markj accepted this revision.Oct 24 2025, 12:56 PM

This revision is now accepted and ready to land.Oct 24 2025, 12:56 PM

Closed by commit rGf3b94f47f55c: ipfilter: Add an htable max size tuneable. (authored by cy). · Explain WhyNov 5 2025, 3:34 PM

This revision was automatically updated to reflect the committed changes.

cy added a commit: rGf3b94f47f55c: ipfilter: Add an htable max size tuneable..

cy added a commit: rGfe38c4fcb826: ipfilter: Add an htable max size tuneable..Nov 14 2025, 4:10 AM

cy added a commit: rG2d71662b74b0: ipfilter: Add an htable max size tuneable..

cy added a commit: rGe82f63c7257e: ipfilter: Add an htable max size tuneable..

Revision Contents
Changeset List

Path

Size

sys/

netpfil/

ipfilter/

netinet/

ip_htable.h

2 lines

ip_htable.c

7 lines

Diff 165877

View Options

sys/netpfil/ipfilter/netinet/ip_htable.h