diff options
Diffstat (limited to 'include/linux/smp.h')
-rw-r--r-- | include/linux/smp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h index 93dff5fff524..42c3d2ca1d75 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -178,6 +178,9 @@ static inline void wake_up_all_idle_cpus(void) { } #define get_cpu() ({ preempt_disable(); smp_processor_id(); }) #define put_cpu() preempt_enable() +#define get_cpu_light() ({ migrate_disable(); smp_processor_id(); }) +#define put_cpu_light() migrate_enable() + /* * Callback to arch code if there's nosmp or maxcpus=0 on the * boot command line: |