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Message-Id: <20231114141856.974326-3-pctammela@mojatatu.com>
Date: Tue, 14 Nov 2023 11:18:56 -0300
From: Pedro Tammela <pctammela@...atatu.com>
To: netdev@...r.kernel.org
Cc: jhs@...atatu.com,
xiyou.wangcong@...il.com,
jiri@...nulli.us,
davem@...emloft.net,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
shuah@...nel.org,
pctammela@...atatu.com,
victor@...atatu.com
Subject: [PATCH net-next 2/2] selftests/tc-testing: add hashtable tests for u32
Add tests to specifically check for the refcount interactions of
hashtables created by u32. These tables should not be deleted when
referenced and the flush order should respect a tree like composition.
Signed-off-by: Pedro Tammela <pctammela@...atatu.com>
---
.../tc-testing/tc-tests/filters/u32.json | 57 +++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json b/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
index ddc7c355be0a..24bd0c2a3014 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/filters/u32.json
@@ -272,5 +272,62 @@
"teardown": [
"$TC qdisc del dev $DEV1 parent root drr"
]
+ },
+ {
+ "id": "bd32",
+ "name": "Try to delete hashtable referenced by another u32 filter",
+ "category": [
+ "filter",
+ "u32"
+ ],
+ "plugins": {
+ "requires": "nsPlugin"
+ },
+ "setup": [
+ "$TC qdisc add dev $DEV1 parent root handle 10: drr",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 handle 1: u32 divisor 1",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 800: match ip src any link 1:"
+ ],
+ "cmdUnderTest": "$TC filter delete dev $DEV1 parent 10: prio 2 handle 1: u32",
+ "expExitCode": "2",
+ "verifyCmd": "$TC filter show dev $DEV1",
+ "matchPattern": "protocol ip pref 2 u32 chain 0 fh 1:",
+ "matchCount": "1",
+ "teardown": [
+ "$TC qdisc del dev $DEV1 parent root drr"
+ ]
+ },
+ {
+ "id": "4585",
+ "name": "Delete small tree of u32 hashtables and filters",
+ "category": [
+ "filter",
+ "u32"
+ ],
+ "plugins": {
+ "requires": "nsPlugin"
+ },
+ "setup": [
+ "$TC qdisc add dev $DEV1 parent root handle 10: drr",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 handle 1: u32 divisor 1",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 handle 2: u32 divisor 1",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 handle 3: u32 divisor 2",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 handle 4: u32 divisor 1",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 1: match ip src any action drop",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 2: match ip src any action drop",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 3: match ip src any link 2:",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 3: match ip src any link 1:",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 4: match ip src any action drop",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 800: match ip src any link 3:",
+ "$TC filter add dev $DEV1 parent 10:0 protocol ip prio 2 u32 ht 800: match ip src any link 4:"
+ ],
+ "cmdUnderTest": "$TC filter delete dev $DEV1 parent 10:",
+ "expExitCode": "0",
+ "verifyCmd": "$TC filter show dev $DEV1",
+ "matchPattern": "protocol ip pref 2 u32",
+ "matchCount": "0",
+ "teardown": [
+ "$TC qdisc del dev $DEV1 parent root drr"
+ ]
}
]
--
2.40.1
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