Ubuntu
linux package

  1. Bug #1974433
  2. Comment #9

Comment 9 for bug 1974433

Revision history for this message
bugproxy (bugproxy) wrote : Comment bridged from LTC Bugzilla

------- Comment From <email address hidden> 2022-06-07 09:50 EDT-------
I have installed Ubuntu 22.04 (jammy) and have installed this kernel:
# uname -a
Linux a35lp67 5.15.0-36-generic #37-Ubuntu SMP Tue May 31 17:00:42 UTC 2022 s390x s390x s390x GNU/Linux
#

The z16 extended counter set counters are exported, that means the patch works:
# ls -l /sys/devices/cpum_cf/events/|wc -l
99
# ls -l /sys/devices/cpum_cf/events/|egrep -i '(ICW|DCW)'
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_OFF_DRAWER
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_OFF_DRAWER_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_CHIP
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_CHIP_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_CHIP_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_CHIP_IV
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_CHIP_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_DRAWER
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_DRAWER_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_MODULE
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_ON_MODULE_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_REQ
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_REQ_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_REQ_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 DCW_REQ_IV
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_OFF_DRAWER
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_OFF_DRAWER_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_CHIP
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_CHIP_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_CHIP_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_CHIP_IV
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_CHIP_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_DRAWER
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_DRAWER_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_MODULE
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_ON_MODULE_MEMORY
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_REQ
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_REQ_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_REQ_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 ICW_REQ_IV
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_OFF_DRAWER_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_OFF_DRAWER_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_OFF_DRAWER_IV
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_ON_DRAWER_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_ON_DRAWER_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_ON_DRAWER_IV
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_ON_MODULE_CHIP_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_ON_MODULE_DRAWER_HIT
-r--r--r-- 1 root root 4096 Jun 7 15:44 IDCW_ON_MODULE_IV
#

So verification failed for U20 and succeeded for U22. I did not test U21.