This bug is awaiting verification that the kernel in -proposed solves the problem. Please test the kernel and update this bug with the results. If the problem is solved, change the tag 'verification-needed- zesty' to 'verification-done-zesty'. If the problem still exists, change the tag 'verification-needed-zesty' to 'verification-failed-zesty'.
If verification is not done by 5 working days from today, this fix will be dropped from the source code, and this bug will be closed. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Thank you! ** Tags added: verification-needed-zesty -- 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: == SRU Justification == The current Zesty kernel does not enable marked events on Power9. The following fixes are required: 101dd590a7fa ("powerpc/perf: Avoid spurious PMU interrupts after idle") 09539f9b1236 ("powerpc/perf: POWER9 PMU stops after idle workaround") Commit 101dd590a7fa was added to mainline in v4.13-rc3 and commit 09539f9b1236 was added in v4.13-rc4. == Fixes == commit 101dd590a7fa37954540cf3149a1c502c0acc524 Author: Nicholas Piggin <npig...@gmail.com> Date: Mon Jul 10 16:19:38 2017 +1000 powerpc/perf: Avoid spurious PMU interrupts after idle commit 09539f9b123652e969894d6299ae0df2fe12cb5d Author: Nicholas Piggin <npig...@gmail.com> Date: Thu Jul 20 11:53:22 2017 +1000 powerpc/perf: POWER9 PMU stops after idle workaround == Regression Potential == Low, since these commits are specific to powerpc. 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