[PATCH iproute2 1/2] man: explain the naming convention of files under .d dir

[Masatake YAMATO <yamato@redhat.com>]

Signed-off-by: Masatake YAMATO <yamato@redhat.com>
---
 man/man8/ip-address.8.in | 7 +++++++
 man/man8/ip-link.8.in    | 7 +++++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/man/man8/ip-address.8.in b/man/man8/ip-address.8.in
index 79942c1a..e88a114f 100644
--- a/man/man8/ip-address.8.in
+++ b/man/man8/ip-address.8.in
@@ -331,6 +331,13 @@ values have a fixed interpretation. Namely:
 The rest of the values are not reserved and the administrator is free
 to assign (or not to assign) protocol tags.
 
+When scanning
+.BR rt_addrprotos.d
+directory, only files ending
+.BR .conf
+are considered.
+Files beginning with a dot are ignored.
+
 .SS ip address delete - delete protocol address
 .B Arguments:
 coincide with the arguments of
diff --git a/man/man8/ip-link.8.in b/man/man8/ip-link.8.in
index ef45fe08..67f9e2f0 100644
--- a/man/man8/ip-link.8.in
+++ b/man/man8/ip-link.8.in
@@ -2315,8 +2315,11 @@ down on the switch port.
 .BR "protodown_reason PREASON on " or " off"
 set
 .B PROTODOWN
-reasons on the device. protodown reason bit names can be enumerated under
-/etc/iproute2/protodown_reasons.d/. possible reasons bits 0-31
+reasons on the device. protodown reason bit names can be enumerated in the
+.BR *.conf
+files under
+.BR @SYSCONF_USR_DIR@/protodown_reasons.d " or " @SYSCONF_ETC_DIR@/protodown_reasons.d "."
+possible reasons bits 0-31
 
 .TP
 .BR "dynamic on " or " dynamic off"
-- 
2.51.0