Verified linux/disco-proposed version 5.0.0-38.41. ** Description changed:
+ [SRU Justification] + + [Impact] + There is no way to access information under /sys/kernel/debug/pmc_core + on Comet Lake platforms. + + [Fix] + * https://lkml.org/lkml/2019/11/18/713 ("platform/x86: intel_pmc_core: Add Comet + Lake (CML) platform support to intel_pmc_core driver") + + [Test Case] + 1. install prebuilt kernels from ppa:vicamo/ppa-1847450 + 2. boot with installed kernel and check if /sys/kernel/debug/pmc_core is + then available. + + [Regression Potential] + Low. This only adds two new IDs to a model white list and doesn't change + behavior of existing systems. + + ========== original bug description ========== + Description Cometlake -S 6+2 is using a different CPU Model number: DEC 165, HEX: A5 We need the intel_pmc_core driver patch to support CML-S6+2 Target Kernel: 5.5 Target Release: 20.04 ** Tags removed: verification-needed-disco ** Tags added: verification-done-disco -- 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/1847450 Title: [CML-S62] Need enable intel_pmc_core driver patch for Comet lake- S 6+2 Status in intel: New Status in OEM Priority Project: Confirmed Status in linux package in Ubuntu: In Progress Status in linux-oem-osp1 package in Ubuntu: Invalid Status in linux source package in Bionic: Won't Fix Status in linux-oem-osp1 source package in Bionic: Fix Committed Status in linux source package in Disco: Fix Committed Status in linux-oem-osp1 source package in Disco: New Status in linux source package in Eoan: Fix Committed Status in linux-oem-osp1 source package in Eoan: New Status in linux source package in Focal: In Progress Status in linux-oem-osp1 source package in Focal: Invalid Bug description: [SRU Justification] [Impact] There is no way to access information under /sys/kernel/debug/pmc_core on Comet Lake platforms. [Fix] * https://lkml.org/lkml/2019/11/18/713 ("platform/x86: intel_pmc_core: Add Comet Lake (CML) platform support to intel_pmc_core driver") [Test Case] 1. install prebuilt kernels from ppa:vicamo/ppa-1847450 2. boot with installed kernel and check if /sys/kernel/debug/pmc_core is then available. [Regression Potential] Low. This only adds two new IDs to a model white list and doesn't change behavior of existing systems. ========== original bug description ========== Description Cometlake -S 6+2 is using a different CPU Model number: DEC 165, HEX: A5 We need the intel_pmc_core driver patch to support CML-S6+2 Target Kernel: 5.5 Target Release: 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/intel/+bug/1847450/+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
