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[iproute] man: ip-rule.8: Further clarify how to interpret priority value

Message ID 20170424153537.15072-1-phil@nwl.cc
State Accepted, archived
Delegated to: stephen hemminger
Headers show

Commit Message

Phil Sutter April 24, 2017, 3:35 p.m. UTC
Despite the past changes, users seemed to get confused by the seemingly
contradictory relation of priority value and actual rule priority.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 man/man8/ip-rule.8 | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

Comments

Stephen Hemminger April 24, 2017, 6:44 p.m. UTC | #1
On Mon, 24 Apr 2017 17:35:37 +0200
Phil Sutter <phil@nwl.cc> wrote:

> Despite the past changes, users seemed to get confused by the seemingly
> contradictory relation of priority value and actual rule priority.
> 
> Signed-off-by: Phil Sutter <phil@nwl.cc>

Makes sense. Applied.
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Patch

diff --git a/man/man8/ip-rule.8 b/man/man8/ip-rule.8
index 7de80f3e6db9f..a5c479811927f 100644
--- a/man/man8/ip-rule.8
+++ b/man/man8/ip-rule.8
@@ -95,7 +95,10 @@  Each policy routing rule consists of a
 .B selector
 and an
 .B action predicate.
-The RPDB is scanned in order of decreasing priority. The selector
+The RPDB is scanned in order of decreasing priority (note that lower number
+means higher priority, see the description of
+.I PREFERENCE
+below). The selector
 of each rule is applied to {source address, destination address, incoming
 interface, tos, fwmark} and, if the selector matches the packet,
 the action is performed. The action predicate may return with success.
@@ -225,7 +228,8 @@  value to match.
 .BI priority " PREFERENCE"
 the priority of this rule.
 .I PREFERENCE
-is an unsigned integer value, higher number means lower priority.  Each rule
+is an unsigned integer value, higher number means lower priority, and rules get
+processed in order of increasing number. Each rule
 should have an explicitly set
 .I unique
 priority value.