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Date: Tue, 17 Mar 2015 08:33:54 -0700
From: Stephen Hemminger <stephen@...workplumber.org>
To: netdev@...r.kernel.org
Subject: Fw: [Bug 95001] New: tc do not create filtr rules without any error
Begin forwarded message:
Date: Tue, 17 Mar 2015 13:32:13 +0000
From: "bugzilla-daemon@...zilla.kernel.org" <bugzilla-daemon@...zilla.kernel.org>
To: "shemminger@...ux-foundation.org" <shemminger@...ux-foundation.org>
Subject: [Bug 95001] New: tc do not create filtr rules without any error
https://bugzilla.kernel.org/show_bug.cgi?id=95001
Bug ID: 95001
Summary: tc do not create filtr rules without any error
Product: Networking
Version: 2.5
Kernel Version: 3.18.9-100.fc20.x86_64
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Other
Assignee: shemminger@...ux-foundation.org
Reporter: sol@....ru
Regression: No
Hi!
I'm sol sorry, but English in not my native language.
After upgrade kernel tc lost some u32 filters
example: where is a "match ip dst 10.10.0.0/24" entries?
[root@sol ~]# tc -b tc.batch
[root@sol ~]# tc filter list dev p10p1
filter parent 1: protocol ip pref 10 u32
filter parent 1: protocol ip pref 10 u32 fh 209: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 208: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 207: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 206: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 205: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 204: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 203: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 202: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 201: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 200: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 100: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 100::800 order 2048 key ht 100 bkt
0 link 200:
match 0a0a0000/ffffff00 at 16
hash mask 000000ff at 16
filter parent 1: protocol ip pref 10 u32 fh 800: ht divisor 1
filter parent 1: protocol ip pref 10 u32 fh 800::800 order 2048 key ht 800 bkt
0 link 100:
match 0a0a0000/ffff0000 at 16
hash mask 0000ff00 at 16
[root@sol ~]#
[root@sol ~]#
[root@sol ~]# cat tc.batch
qdisc add dev p10p1 root handle 1: htb default fffe
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 100: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 800:: match ip dst
10.10.0.0/16 hashkey mask 0x0000ff00 at 16 link 100:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 200: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:0: match ip dst
10.10.0.0/24 hashkey mask 0x000000ff at 16 link 200:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 201: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:1: match ip dst
10.10.1.0/24 hashkey mask 0x000000ff at 16 link 201:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 202: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:2: match ip dst
10.10.2.0/24 hashkey mask 0x000000ff at 16 link 202:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 203: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:3: match ip dst
10.10.3.0/24 hashkey mask 0x000000ff at 16 link 203:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 204: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:4: match ip dst
10.10.4.0/24 hashkey mask 0x000000ff at 16 link 204:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 205: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:5: match ip dst
10.10.5.0/24 hashkey mask 0x000000ff at 16 link 205:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 206: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:6: match ip dst
10.10.6.0/24 hashkey mask 0x000000ff at 16 link 206:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 207: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:7: match ip dst
10.10.7.0/24 hashkey mask 0x000000ff at 16 link 207:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 208: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:8: match ip dst
10.10.8.0/24 hashkey mask 0x000000ff at 16 link 208:
filter add dev p10p1 parent 1:0 protocol ip pref 10 handle 209: u32 divisor 256
filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht 100:9: match ip dst
10.10.9.0/24 hashkey mask 0x000000ff at 16 link 209:
[root@sol ~]# uname -a
Linux sol.sol-home.local 3.18.9-200.fc21.x86_64 #1 SMP Mon Mar 9 15:10:50 UTC
2015 x86_64 x86_64 x86_64 GNU/Linux
[root@sol ~]#
ruleset in tc.batch autogenerating by this tool
http://sourceforge.net/projects/sc-tool/
If i copy-paste pules directly to tc command line, tc accept this line without
any error. But rule in tc filter show is absent.
[root@sol ~]# tc filter add dev p10p1 parent 1:0 protocol ip pref 10 u32 ht
100:9: match ip dst 10.10.9.0/24 hashkey mask 0x000000ff at 16 link 209:
[root@sol ~]# echo $?
0
[root@sol ~]# tc filter list dev p10p1
filter parent 1: protocol ip pref 10 u32
filter parent 1: protocol ip pref 10 u32 fh 209: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 208: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 207: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 206: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 205: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 204: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 203: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 202: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 201: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 200: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 100: ht divisor 256
filter parent 1: protocol ip pref 10 u32 fh 100::800 order 2048 key ht 100 bkt
0 link 200:
match 0a0a0000/ffffff00 at 16
hash mask 000000ff at 16
filter parent 1: protocol ip pref 10 u32 fh 800: ht divisor 1
filter parent 1: protocol ip pref 10 u32 fh 800::800 order 2048 key ht 800 bkt
0 link 100:
match 0a0a0000/ffff0000 at 16
hash mask 0000ff00 at 16
[root@sol ~]#
dmesg is clear.
Hoop to helping, Soloview Sergey.
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