diff options
| author | Frederic Weisbecker <frederic@kernel.org> | 2026-01-28 17:05:27 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2026-01-28 22:24:58 +0100 |
| commit | a554a25e66efea0b78fb3d24f4f19289e037c0dc (patch) | |
| tree | 39f69758cabff9e3538b039a6f3ad3aacbacfe1a /include | |
| parent | cc764d3bbd545d7d6f5f66ac678ffc522d75f0f9 (diff) | |
cpufreq: ondemand: Simplify idle cputime granularity test
cpufreq calls get_cpu_idle_time_us() just to know if idle cputime
accounting has a nanoseconds granularity.
Use the appropriate indicator instead to make that deduction.
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Link: https://patch.msgid.link/aXozx0PXutnm8ECX@localhost.localdomain
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/tick.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/tick.h b/include/linux/tick.h index ac76ae9fa36d..738007d6f577 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -126,6 +126,7 @@ enum tick_dep_bits { #ifdef CONFIG_NO_HZ_COMMON extern bool tick_nohz_enabled; +extern bool tick_nohz_is_active(void); extern bool tick_nohz_tick_stopped(void); extern bool tick_nohz_tick_stopped_cpu(int cpu); extern void tick_nohz_idle_stop_tick(void); @@ -142,6 +143,7 @@ extern u64 get_cpu_idle_time_us(int cpu, u64 *last_update_time); extern u64 get_cpu_iowait_time_us(int cpu, u64 *last_update_time); #else /* !CONFIG_NO_HZ_COMMON */ #define tick_nohz_enabled (0) +static inline bool tick_nohz_is_active(void) { return false; } static inline int tick_nohz_tick_stopped(void) { return 0; } static inline int tick_nohz_tick_stopped_cpu(int cpu) { return 0; } static inline void tick_nohz_idle_stop_tick(void) { } |