If there is more than 32 cpus the bitmask will start to contain commas, leading to:
./rps_default_mask.sh: line 36: [: 00000000,00000000: integer expression expected
Remove the commas, bash doesn't interpret leading zeroes as oct so that should be good enough.
Fixes: c12e0d5f267d ("self-tests: introduce self-tests for RPS default mask") Signed-off-by: Jakub Kicinski kuba@kernel.org --- v2: - remove all commas v1: https://lore.kernel.org/all/20240119151248.3476897-1-kuba@kernel.org/
CC: shuah@kernel.org CC: horms@kernel.org CC: linux-kselftest@vger.kernel.org --- tools/testing/selftests/net/rps_default_mask.sh | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/tools/testing/selftests/net/rps_default_mask.sh b/tools/testing/selftests/net/rps_default_mask.sh index a26c5624429f..4729e7026a73 100755 --- a/tools/testing/selftests/net/rps_default_mask.sh +++ b/tools/testing/selftests/net/rps_default_mask.sh @@ -33,6 +33,10 @@ chk_rps() {
rps_mask=$($cmd /sys/class/net/$dev_name/queues/rx-0/rps_cpus) printf "%-60s" "$msg" + + # In case there is more than 32 CPUs we need to remove commas from masks + rps_mask=${rps_mask//,} + expected_rps_mask=${expected_rps_mask//,} if [ $rps_mask -eq $expected_rps_mask ]; then echo "[ ok ]" else