[Devel] [PATCH hci-8.1 v2 0/6] timens: Remove dependency on the vDSO

Eva Kurchatova eva.kurchatova at virtuozzo.com
Mon Oct 19 03:05:52 MSK 2026


Patchset for task https://virtuozzo.atlassian.net/browse/VSTOR-148112

Changes in v2:

- TIME_NS stays off where a vDSO updates its own time data without
  the generic library.
- Update config.vz10.minimal; the configs under configs/ are RHEL
  imports.

Link to v1: http://lore.virtuozzo.com/kernel/20261009135929.3274885-1-eva.kurchatova@virtuozzo.com/T/#t

Eva Kurchatova (6):
  ms/vdso: Drop Kconfig GENERIC_VDSO_TIME_NS
  ms/vdso/timens: Move functions to new file
  ms/timens: Remove dependency on the vDSO
  timens: freeze the offsets on the first join without the vDSO too
  timens: keep the option off where the vDSO updates its own time data
  config: follow the TIME_NS Kconfig change in config.vz10.minimal

 MAINTAINERS                          |   2 +
 arch/arm64/Kconfig                   |   1 -
 arch/loongarch/Kconfig               |   1 -
 arch/powerpc/Kconfig                 |   1 -
 arch/riscv/Kconfig                   |   1 -
 arch/s390/Kconfig                    |   1 -
 arch/x86/Kconfig                     |   1 -
 config.vz10.minimal                  |   2 +-
 include/linux/time_namespace.h       |  31 +++---
 init/Kconfig                         |   5 +-
 kernel/time/Makefile                 |   1 +
 kernel/time/namespace.c              | 147 ++++++---------------------
 kernel/time/namespace_internal.h     |  38 +++++++
 kernel/time/namespace_vdso.c         | 132 ++++++++++++++++++++++++
 lib/vdso/Kconfig                     |   6 --
 lib/vdso/datastore.c                 |  25 -----
 tools/testing/selftests/pidfd/config |   1 -
 17 files changed, 224 insertions(+), 172 deletions(-)
 create mode 100644 kernel/time/namespace_internal.h
 create mode 100644 kernel/time/namespace_vdso.c

-- 
2.56.0



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