K 10
svn:author
V 2
cy
K 8
svn:date
V 27
2021-12-09T19:01:47.949452Z
K 7
svn:log
V 376
ipfilter: Add DTrace SDT probe

Add an SDT probe, using the newly created DT5 macro, in similar vein
to DEBUG_PARSE printf for when FTP junk is anticipated and ok. This
will assist in debugging port (active) FTP proxy issues.

(cherry picked from commit 106f42596e4b61c26425735a3999bd51d39dd82c)

Git Hash:   09aa9a1f82bfccfd7e87dcf7f2bf055d2c137b52
Git Author: cy@FreeBSD.org
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