Joseph, Thanks for the kernel. I tested it and it worked.
ubuntu@ltc-wspoon3:~$ uname -a Linux ltc-wspoon3 4.10.0-33-generic #37~lp1716491 SMP Tue Sep 12 19:34:42 UTC 2017 ppc64le ppc64le ppc64le GNU/Linux -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1716491 Title: New PMU fixes for marked events. Status in The Ubuntu-power-systems project: In Progress Status in linux package in Ubuntu: In Progress Status in linux source package in Zesty: In Progress Bug description: Dear Canonical, Please include the following fixes into Ubuntu Zesty (4.10) kernel. The current kernel does not enable marked events on Power9. And the following fixes are required: 09539f9b1236 ("powerpc/perf: POWER9 PMU stops after idle workaround") 101dd590a7fa ("powerpc/perf: Avoid spurious PMU interrupts after idle") To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1716491/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp