Activity log for bug #1420660

Date Who What changed Old value New value Message
2015-02-11 08:01:24 Brad Figg bug added bug
2015-02-11 08:01:25 Brad Figg tags kernel-release-tracking-bug
2015-02-11 08:01:26 Brad Figg tags kernel-release-tracking-bug armhf kernel-release-tracking-bug
2015-02-11 08:01:28 Brad Figg bug added subscriber SRU Verification
2015-02-11 08:01:31 Brad Figg bug added subscriber Ubuntu Stable Release Updates Team
2015-02-11 08:01:33 Brad Figg nominated for series Ubuntu Trusty
2015-02-11 08:01:34 Brad Figg bug task added linux-keystone (Ubuntu Trusty)
2015-02-11 08:01:35 Brad Figg tags armhf kernel-release-tracking-bug armhf kernel-release-tracking-bug trusty
2015-02-11 08:01:38 Brad Figg nominated for series kernel-sru-workflow/certification-testing
2015-02-11 08:01:39 Brad Figg bug task added kernel-sru-workflow/certification-testing
2015-02-11 08:01:41 Brad Figg nominated for series kernel-sru-workflow/package-testing
2015-02-11 08:01:42 Brad Figg bug task added kernel-sru-workflow/package-testing
2015-02-11 08:01:44 Brad Figg nominated for series kernel-sru-workflow/prepare-package
2015-02-11 08:01:45 Brad Figg bug task added kernel-sru-workflow/prepare-package
2015-02-11 08:01:46 Brad Figg nominated for series kernel-sru-workflow/prepare-package-meta
2015-02-11 08:01:47 Brad Figg bug task added kernel-sru-workflow/prepare-package-meta
2015-02-11 08:01:49 Brad Figg nominated for series kernel-sru-workflow/promote-to-proposed
2015-02-11 08:01:50 Brad Figg bug task added kernel-sru-workflow/promote-to-proposed
2015-02-11 08:01:51 Brad Figg nominated for series kernel-sru-workflow/promote-to-security
2015-02-11 08:01:52 Brad Figg bug task added kernel-sru-workflow/promote-to-security
2015-02-11 08:01:54 Brad Figg nominated for series kernel-sru-workflow/promote-to-updates
2015-02-11 08:01:55 Brad Figg bug task added kernel-sru-workflow/promote-to-updates
2015-02-11 08:01:57 Brad Figg nominated for series kernel-sru-workflow/regression-testing
2015-02-11 08:01:57 Brad Figg bug task added kernel-sru-workflow/regression-testing
2015-02-11 08:01:59 Brad Figg nominated for series kernel-sru-workflow/security-signoff
2015-02-11 08:02:00 Brad Figg bug task added kernel-sru-workflow/security-signoff
2015-02-11 08:02:01 Brad Figg nominated for series kernel-sru-workflow/upload-to-ppa
2015-02-11 08:02:01 Brad Figg bug task added kernel-sru-workflow/upload-to-ppa
2015-02-11 08:02:03 Brad Figg nominated for series kernel-sru-workflow/verification-testing
2015-02-11 08:02:04 Brad Figg bug task added kernel-sru-workflow/verification-testing
2015-02-11 08:02:06 Brad Figg kernel-sru-workflow: status New In Progress
2015-02-11 08:02:08 Brad Figg kernel-sru-workflow: importance Undecided Medium
2015-02-11 08:02:10 Brad Figg kernel-sru-workflow/certification-testing: importance Undecided Medium
2015-02-11 08:02:13 Brad Figg kernel-sru-workflow/certification-testing: status New Invalid
2015-02-11 08:02:16 Brad Figg kernel-sru-workflow/package-testing: importance Undecided Medium
2015-02-11 08:02:18 Brad Figg kernel-sru-workflow/package-testing: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel)
2015-02-11 08:02:22 Brad Figg kernel-sru-workflow/prepare-package: importance Undecided Medium
2015-02-11 08:02:25 Brad Figg kernel-sru-workflow/prepare-package: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel)
2015-02-11 08:02:28 Brad Figg kernel-sru-workflow/prepare-package-meta: importance Undecided Medium
2015-02-11 08:02:30 Brad Figg kernel-sru-workflow/prepare-package-meta: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel)
2015-02-11 08:02:33 Brad Figg kernel-sru-workflow/promote-to-proposed: importance Undecided Medium
2015-02-11 08:02:36 Brad Figg kernel-sru-workflow/promote-to-proposed: assignee Ubuntu Stable Release Updates Team (ubuntu-sru)
2015-02-11 08:02:38 Brad Figg kernel-sru-workflow/promote-to-security: importance Undecided Medium
2015-02-11 08:02:41 Brad Figg kernel-sru-workflow/promote-to-security: assignee Ubuntu Stable Release Updates Team (ubuntu-sru)
2015-02-11 08:02:44 Brad Figg kernel-sru-workflow/promote-to-updates: importance Undecided Medium
2015-02-11 08:02:46 Brad Figg kernel-sru-workflow/promote-to-updates: assignee Ubuntu Stable Release Updates Team (ubuntu-sru)
2015-02-11 08:02:49 Brad Figg kernel-sru-workflow/regression-testing: importance Undecided Medium
2015-02-11 08:02:51 Brad Figg kernel-sru-workflow/regression-testing: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel)
2015-02-11 08:02:53 Brad Figg kernel-sru-workflow/security-signoff: importance Undecided Medium
2015-02-11 08:02:54 Brad Figg kernel-sru-workflow/security-signoff: status New Invalid
2015-02-11 08:02:57 Brad Figg kernel-sru-workflow/upload-to-ppa: importance Undecided Medium
2015-02-11 08:02:59 Brad Figg kernel-sru-workflow/upload-to-ppa: status New Invalid
2015-02-11 08:03:02 Brad Figg kernel-sru-workflow/verification-testing: importance Undecided Medium
2015-02-11 08:03:05 Brad Figg kernel-sru-workflow/verification-testing: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel)
2015-02-11 08:03:07 Brad Figg linux-keystone (Ubuntu): importance Undecided Medium
2015-02-11 08:03:09 Brad Figg linux-keystone (Ubuntu Trusty): importance Undecided Medium
2015-02-13 07:23:50 Ike Panhc summary linux-keystone: <version to be filled> -proposed tracker linux-keystone: 3.13.0-22.35 -proposed tracker
2015-02-13 07:23:58 Ike Panhc kernel-sru-workflow: assignee Ike Panhc (ikepanhc)
2015-02-13 07:24:10 Ike Panhc kernel-sru-workflow/prepare-package: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel) Ike Panhc (ikepanhc)
2015-02-13 07:24:29 Ike Panhc kernel-sru-workflow/prepare-package-meta: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel) Ike Panhc (ikepanhc)
2015-02-13 07:24:49 Ike Panhc kernel-sru-workflow/regression-testing: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel) Ike Panhc (ikepanhc)
2015-02-13 07:24:58 Ike Panhc kernel-sru-workflow/verification-testing: assignee Canonical Hardware Enablement ARM Kernel (canonical-hwe-arm-kernel) Ike Panhc (ikepanhc)
2015-02-13 07:25:11 Ike Panhc linux-keystone (Ubuntu): status New Invalid
2015-02-13 07:25:26 Ike Panhc linux-keystone (Ubuntu Trusty): status New In Progress
2015-02-13 07:25:26 Ike Panhc linux-keystone (Ubuntu Trusty): assignee Ike Panhc (ikepanhc)
2015-02-13 08:02:54 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-phase:Prepare kernel-stable-phase-changed:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-phase:Prepare kernel-stable-phase-changed:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC
2015-02-13 13:01:55 Brad Figg kernel-sru-workflow/prepare-package: status New Fix Released
2015-02-13 15:01:59 Brad Figg kernel-sru-workflow/prepare-package-meta: status New Fix Released
2015-02-13 15:02:24 Brad Figg kernel-sru-workflow/promote-to-proposed: status New Confirmed
2015-02-13 15:02:27 Brad Figg kernel-sru-workflow/package-testing: status New Confirmed
2015-02-13 15:02:31 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-phase:Prepare kernel-stable-phase-changed:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-phase:CopyToProposed kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-phase-changed:Friday, 13. February 2015 15:02 UTC
2015-02-18 23:36:32 Adam Conrad kernel-sru-workflow/promote-to-proposed: status Confirmed Fix Released
2015-02-18 23:36:32 Adam Conrad kernel-sru-workflow/promote-to-proposed: assignee Ubuntu Stable Release Updates Team (ubuntu-sru) Adam Conrad (adconrad)
2015-02-18 23:42:42 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-phase:CopyToProposed kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-phase-changed:Friday, 13. February 2015 15:02 UTC This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-phase:CopyToProposed kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-phase-changed:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC
2015-02-19 01:02:25 Brad Figg kernel-sru-workflow/verification-testing: status New In Progress
2015-02-19 01:02:27 Brad Figg kernel-sru-workflow/regression-testing: status New Confirmed
2015-02-19 01:02:30 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-phase:CopyToProposed kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-phase-changed:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-phase:Verification & Testing kernel-stable-phase-changed:Thursday, 19. February 2015 01:02 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC
2015-02-23 14:02:53 Ike Panhc kernel-sru-workflow/regression-testing: status Confirmed In Progress
2015-02-23 18:33:25 Ike Panhc tags armhf kernel-release-tracking-bug trusty armhf kernel-release-tracking-bug qa-testing-passed trusty
2015-02-23 18:33:34 Ike Panhc kernel-sru-workflow/regression-testing: status In Progress Fix Released
2015-02-23 18:33:45 Ike Panhc kernel-sru-workflow/verification-testing: status In Progress Fix Released
2015-02-23 19:01:40 Brad Figg kernel-sru-workflow/promote-to-security: status New Confirmed
2015-02-23 19:01:42 Brad Figg kernel-sru-workflow/promote-to-updates: status New Confirmed
2015-02-23 19:01:43 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-phase:Verification & Testing kernel-stable-phase-changed:Thursday, 19. February 2015 01:02 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-phase:CopyToUpdates kernel-stable-phase-changed:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-start:Monday, 23. February 2015 19:01 UTC kernel-stable-Regression-testing-end:Monday, 23. February 2015 19:01 UTC
2015-02-24 19:58:52 Adam Conrad kernel-sru-workflow/package-testing: status Confirmed Fix Released
2015-02-24 19:59:33 Launchpad Janitor linux-keystone (Ubuntu Trusty): status In Progress Fix Released
2015-02-24 19:59:33 Launchpad Janitor cve linked 2015-0239
2015-02-24 20:01:17 Adam Conrad kernel-sru-workflow/promote-to-security: status Confirmed Fix Released
2015-02-24 20:01:17 Adam Conrad kernel-sru-workflow/promote-to-security: assignee Ubuntu Stable Release Updates Team (ubuntu-sru) Adam Conrad (adconrad)
2015-02-24 20:01:40 Adam Conrad kernel-sru-workflow/promote-to-updates: status Confirmed Fix Released
2015-02-24 20:01:40 Adam Conrad kernel-sru-workflow/promote-to-updates: assignee Ubuntu Stable Release Updates Team (ubuntu-sru) Adam Conrad (adconrad)
2015-02-24 20:05:14 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-phase:CopyToUpdates kernel-stable-phase-changed:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-start:Monday, 23. February 2015 19:01 UTC kernel-stable-Regression-testing-end:Monday, 23. February 2015 19:01 UTC This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-phase:CopyToUpdates kernel-stable-phase-changed:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-start:Monday, 23. February 2015 19:01 UTC kernel-stable-Regression-testing-end:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-end:Tuesday, 24. February 2015 20:05 UTC
2015-02-24 21:05:45 Brad Figg kernel-sru-workflow: status In Progress Fix Released
2015-02-24 21:05:48 Brad Figg description This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-phase:CopyToUpdates kernel-stable-phase-changed:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-start:Monday, 23. February 2015 19:01 UTC kernel-stable-Regression-testing-end:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-end:Tuesday, 24. February 2015 20:05 UTC This bug is for tracking the <version to be filled> upload package. This bug will contain status and testing results related to that upload. For an explanation of the tasks and the associated workflow see: https://wiki.ubuntu.com/Kernel/kernel-sru-workflow kernel-stable-Prepare-package-start:Wednesday, 11. February 2015 08:01 UTC kernel-stable-master-bug:1419963 kernel-stable-Certification-testing-end:Friday, 13. February 2015 08:01 UTC kernel-stable-Security-signoff-end:Friday, 13. February 2015 08:02 UTC kernel-stable-Prepare-package-end:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-start:Friday, 13. February 2015 15:02 UTC kernel-stable-Promote-to-proposed-end:Wednesday, 18. February 2015 23:42 UTC kernel-stable-Verification-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Regression-testing-start:Thursday, 19. February 2015 01:02 UTC kernel-stable-Promote-to-updates-start:Monday, 23. February 2015 19:01 UTC kernel-stable-Regression-testing-end:Monday, 23. February 2015 19:01 UTC kernel-stable-Promote-to-updates-end:Tuesday, 24. February 2015 20:05 UTC kernel-stable-phase:Released kernel-stable-phase-changed:Tuesday, 24. February 2015 21:05 UTC