git: bc942a227a46 - stable/13 - ipfilter: Add DTrace SDT probe
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Date: Thu, 09 Dec 2021 18:58:58 UTC
The branch stable/13 has been updated by cy:
URL: https://cgit.FreeBSD.org/src/commit/?id=bc942a227a466255ea2da9b3d7e544b72243aaf7
commit bc942a227a466255ea2da9b3d7e544b72243aaf7
Author: Cy Schubert <cy@FreeBSD.org>
AuthorDate: 2021-10-05 04:26:58 +0000
Commit: Cy Schubert <cy@FreeBSD.org>
CommitDate: 2021-12-09 18:50:22 +0000
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)
---
sys/contrib/ipfilter/netinet/ip_ftp_pxy.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sys/contrib/ipfilter/netinet/ip_ftp_pxy.c b/sys/contrib/ipfilter/netinet/ip_ftp_pxy.c
index 0079e884a8b8..4ac7ffc7e5b1 100644
--- a/sys/contrib/ipfilter/netinet/ip_ftp_pxy.c
+++ b/sys/contrib/ipfilter/netinet/ip_ftp_pxy.c
@@ -1523,6 +1523,8 @@ whilemore:
len = wptr - rptr;
f->ftps_junk = ipf_p_ftp_valid(softf, ftp, rv,
rptr, len);
+ DT5(junk_ftp_valid, int, len, int, rv, u_long, rptr,
+ u_long, wptr, int, f->ftps_junk);
if (softf->ipf_p_ftp_debug & DEBUG_PARSE) {
printf("%s=%d len %d rv %d ptr %lx/%lx ",