This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1811200 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- 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/1811200 Title: Add Cavium ThunderX2 SoC UNCORE PMU driver Status in linux package in Ubuntu: Incomplete Bug description: [Impact] No driver for PMU of L3 cache controller (L3C) and the DDR4 Memory Controller (DMC) for Cavium ThunderX2 SoC [Test Case] sudo perf stat -a -e \ > uncore_dmc_0/cnt_cycles/,\ > uncore_dmc_0/data_transfers/,\ > uncore_dmc_0/read_txns/,\ > uncore_dmc_0/write_txns/ sleep 1 sudo perf stat -a -e \ > uncore_l3c_0/read_request/,\ > uncore_l3c_0/read_hit/,\ > uncore_l3c_0/inv_request/,\ > uncore_l3c_0/inv_hit/ sleep 1 sudo perf stat -a -e uncore_dmc_0/cnt_cycles/ sleep 1 [Fix] Backport patches 82975c46da perf: Export perf_event_update_userpage d6310a3f33 Documentation: perf: Add documentation for ThunderX2 PMU uncore driver 69c32972d5 drivers/perf: Add Cavium ThunderX2 SoC UNCORE PMU driver and enable CONFIG_THUNDERX2_PMU=m [Regression Risk] This driver only loaded when CAV901C in ACPI table, lowest risk for other platform. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1811200/+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