diff options
| author |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-08-06 10:09:52 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-08-06 10:09:52 +0200 |
| commit | 6ccbe1dcdd17c9b76cc9f63e2dc600b381cb2378 (patch) | |
| tree | a8646238f65a0fe67da955e670cc003e6a8e6344 /include/linux | |
| parent | cpufreq: intel_pstate: Limit the scope of HWP dynamic boost platforms (diff) | |
| parent | Merge back cpufreq material for 4.19. (diff) | |
Merge back cpufreq changes for 4.19.
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/cpu.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index a97a63eef59f..e850bfea3e84 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -103,6 +103,7 @@ extern void cpus_write_lock(void); extern void cpus_write_unlock(void); extern void cpus_read_lock(void); extern void cpus_read_unlock(void); +extern int cpus_read_trylock(void); extern void lockdep_assert_cpus_held(void); extern void cpu_hotplug_disable(void); extern void cpu_hotplug_enable(void); @@ -115,6 +116,7 @@ static inline void cpus_write_lock(void) { } static inline void cpus_write_unlock(void) { } static inline void cpus_read_lock(void) { } static inline void cpus_read_unlock(void) { } +static inline int cpus_read_trylock(void) { return true; } static inline void lockdep_assert_cpus_held(void) { } static inline void cpu_hotplug_disable(void) { } static inline void cpu_hotplug_enable(void) { } |