ubuntu_ltp_kernel_misc:cpufreq_boost: cpufreq_boost.c:178: Failed to close FILE '/sys/devices/system/cpu/cpufreq/boost'

[Stefan Bader]

On scobee-kernel(arm64) with focal:linux-hwe-5.13(5.13.0-22.22~20.04.1) on sru-20211108 this test fails with the following messages:

Running tests.......
cpufreq_boost 0 TINFO : found 'acpi_cpufreq' driver, sysfs knob '/sys/devices/system/cpu/cpufreq/boost'
cpufreq_boost 0 TINFO : maximum speed is 2600000 KHz
cpufreq_boost 1 TBROK : cpufreq_boost.c:178: Failed to close FILE '/sys/devices/system/cpu/cpufreq/boost': errno=EINVAL(22): Invalid argument
cpufreq_boost 2 TBROK : cpufreq_boost.c:178: Remaining cases broken
INFO: ltp-pan reported some tests FAIL
LTP Version: 20210927
INFO: Test end time: Thu Nov 11 01:55:09 UTC 202101:55:11 INFO | END ERROR ubuntu_ltp_kernel_misc.cpufreq_boost ubuntu_ltp_kernel_misc.cpufreq_boost timestamp=1636595711 localtime=Nov 11 01:55:11

[Kleber Sacilotto de Souza (kleber-souza)]

Issue also found on the main impish/linux kernel version 5.13.0-30.33.