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authorHangbin Liu <liuhangbin@gmail.com>2024-01-24 14:13:44 +0800
committerJakub Kicinski <kuba@kernel.org>2024-01-25 17:07:14 -0800
commitfc836129f708407502632107e58d48f54b1caf75 (patch)
tree7426cd56ff136afd3f038f0ccdb8aed8f4a4f77c
parent39b383d77961a544d896242051168b8129cf5be7 (diff)
selftests/net/lib: update busywait timeout value
The busywait timeout value is a millisecond, not a second. So the current setting 2 is too small. On slow/busy host (or VMs) the current timeout can expire even on "correct" execution, causing random failures. Let's copy the WAIT_TIMEOUT from forwarding/lib.sh and set BUSYWAIT_TIMEOUT here. Fixes: 25ae948b4478 ("selftests/net: add lib.sh") Signed-off-by: Hangbin Liu <liuhangbin@gmail.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://lore.kernel.org/r/20240124061344.1864484-1-liuhangbin@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--tools/testing/selftests/net/lib.sh5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/lib.sh b/tools/testing/selftests/net/lib.sh
index dca549443801..f9fe182dfbd4 100644
--- a/tools/testing/selftests/net/lib.sh
+++ b/tools/testing/selftests/net/lib.sh
@@ -4,6 +4,9 @@
##############################################################################
# Defines
+WAIT_TIMEOUT=${WAIT_TIMEOUT:=20}
+BUSYWAIT_TIMEOUT=$((WAIT_TIMEOUT * 1000)) # ms
+
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
# namespace list created by setup_ns
@@ -48,7 +51,7 @@ cleanup_ns()
for ns in "$@"; do
ip netns delete "${ns}" &> /dev/null
- if ! busywait 2 ip netns list \| grep -vq "^$ns$" &> /dev/null; then
+ if ! busywait $BUSYWAIT_TIMEOUT ip netns list \| grep -vq "^$ns$" &> /dev/null; then
echo "Warn: Failed to remove namespace $ns"
ret=1
fi