[PATCH v2 00/18] cpufreq: use __free() for all cpufreq_cpu_get() references

Zihuan Zhang posted 18 patches 1 month, 1 week ago
There is a newer version of this series
arch/arm64/kernel/topology.c                  |  9 +++----
arch/x86/kvm/x86.c                            | 10 ++++----
drivers/acpi/processor_thermal.c              | 12 +++-------
drivers/cpufreq/brcmstb-avs-cpufreq.c         |  4 +---
drivers/cpufreq/cppc_cpufreq.c                |  4 +---
drivers/cpufreq/intel_pstate.c                |  3 +--
drivers/cpufreq/longhaul.c                    |  3 +--
drivers/cpufreq/mediatek-cpufreq.c            |  6 ++---
drivers/cpufreq/powernv-cpufreq.c             |  7 +++---
drivers/cpufreq/s5pv210-cpufreq.c             |  3 +--
drivers/cpufreq/tegra186-cpufreq.c            |  3 +--
drivers/devfreq/governor_passive.c            | 19 ++++-----------
drivers/gpu/drm/i915/gt/intel_llc.c           |  3 +--
drivers/macintosh/windfarm_cpufreq_clamp.c    |  4 +---
drivers/powercap/dtpm_cpu.c                   | 24 ++++++-------------
drivers/thermal/imx_thermal.c                 | 13 ++++------
.../ti-soc-thermal/ti-thermal-common.c        | 12 ++++------
kernel/power/energy_model.c                   |  7 ++----
18 files changed, 46 insertions(+), 100 deletions(-)
[PATCH v2 00/18] cpufreq: use __free() for all cpufreq_cpu_get() references
Posted by Zihuan Zhang 1 month, 1 week ago
This patchset converts all remaining cpufreq users to rely on the
__free(put_cpufreq_policy) annotation for policy references, instead of
calling cpufreq_cpu_put() manually.

Motivation:
- Reduce the chance of reference counting mistakes
- Make the code more consistent with the latest kernel style
- behavior remains the same, but reference counting is now safer 
  and easier to maintain.

The changes are split into 18 patches as they touch different subsystems
and are maintained by different people. There is no functional change.

V2:
 - Fix compile error in powernv-cpufreq.c
 - Split patch to separate logical changes

Zihuan Zhang (18):
  arm64: topology: Use __free(put_cpufreq_policy) for policy reference
  KVM: x86: Use __free(put_cpufreq_policy) for policy reference
  ACPI: processor: thermal: Use __free(put_cpufreq_policy) for policy
    reference
  cpufreq: brcmstb-avs-cpufreq: Use __free(put_cpufreq_policy) for
    policy reference
  cpufreq: CPPC: Use __free(put_cpufreq_policy) for policy reference
  cpufreq: intel_pstate: Use __free(put_cpufreq_policy) for policy
    reference
  cpufreq: longhaul: Use __free(put_cpufreq_policy) for policy reference
  cpufreq: mediatek: Use __free(put_cpufreq_policy) for policy reference
  cpufreq: powernv: Use __free(put_cpufreq_policy) for policy reference
  cpufreq: s5pv210: Use __free(put_cpufreq_policy) for policy reference
  cpufreq: tegra186: Use __free(put_cpufreq_policy) for policy reference
  PM / devfreq: Use __free(put_cpufreq_policy) for policy reference
  drm/i915: Use __free(put_cpufreq_policy) for policy reference
  cpufreq: powerpc: macintosh: Use __free(put_cpufreq_policy) for policy
    reference
  powercap: dtpm_cpu: Use __free(put_cpufreq_policy) for policy
    reference
  thermal: imx: Use __free(put_cpufreq_policy) for policy reference
  thermal/drivers/ti-soc-thermal:  Use __free(put_cpufreq_policy) for
    policy reference
  PM: EM: Use __free(put_cpufreq_policy) for policy reference

 arch/arm64/kernel/topology.c                  |  9 +++----
 arch/x86/kvm/x86.c                            | 10 ++++----
 drivers/acpi/processor_thermal.c              | 12 +++-------
 drivers/cpufreq/brcmstb-avs-cpufreq.c         |  4 +---
 drivers/cpufreq/cppc_cpufreq.c                |  4 +---
 drivers/cpufreq/intel_pstate.c                |  3 +--
 drivers/cpufreq/longhaul.c                    |  3 +--
 drivers/cpufreq/mediatek-cpufreq.c            |  6 ++---
 drivers/cpufreq/powernv-cpufreq.c             |  7 +++---
 drivers/cpufreq/s5pv210-cpufreq.c             |  3 +--
 drivers/cpufreq/tegra186-cpufreq.c            |  3 +--
 drivers/devfreq/governor_passive.c            | 19 ++++-----------
 drivers/gpu/drm/i915/gt/intel_llc.c           |  3 +--
 drivers/macintosh/windfarm_cpufreq_clamp.c    |  4 +---
 drivers/powercap/dtpm_cpu.c                   | 24 ++++++-------------
 drivers/thermal/imx_thermal.c                 | 13 ++++------
 .../ti-soc-thermal/ti-thermal-common.c        | 12 ++++------
 kernel/power/energy_model.c                   |  7 ++----
 18 files changed, 46 insertions(+), 100 deletions(-)

-- 
2.25.1