Hi Alexey,
When lkp team run kernel selftests, we found after these series of patches, testcase mqueue: mq_perf_tests in kselftest failed with following message.
If you confirm and fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot lkp@intel.com
``` # selftests: mqueue: mq_perf_tests # # Initial system state: # Using queue path: /mq_perf_tests # RLIMIT_MSGQUEUE(soft): 819200 # RLIMIT_MSGQUEUE(hard): 819200 # Maximum Message Size: 8192 # Maximum Queue Size: 10 # Nice value: 0 # # Adjusted system state for testing: # RLIMIT_MSGQUEUE(soft): (unlimited) # RLIMIT_MSGQUEUE(hard): (unlimited) # Maximum Message Size: 16777216 # Maximum Queue Size: 65530 # Nice value: -20 # Continuous mode: (disabled) # CPUs to pin: 3 # ./mq_perf_tests: mq_open() at 296: Too many open files not ok 2 selftests: mqueue: mq_perf_tests # exit=1 ```
Test env: rootfs: debian-10 gcc version: 9
------ Thanks Ma Xinjian