diff options
Diffstat (limited to 'kernel/include/linux/percpu-defs.h')
| -rw-r--r-- | kernel/include/linux/percpu-defs.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/include/linux/percpu-defs.h b/kernel/include/linux/percpu-defs.h index 57f3a1c55..8f16299ca 100644 --- a/kernel/include/linux/percpu-defs.h +++ b/kernel/include/linux/percpu-defs.h @@ -488,10 +488,8 @@ do { \ #define __this_cpu_dec_return(pcp) __this_cpu_add_return(pcp, -1) /* - * Operations with implied preemption protection. These operations can be - * used without worrying about preemption. Note that interrupts may still - * occur while an operation is in progress and if the interrupt modifies - * the variable too then RMW actions may not be reliable. + * Operations with implied preemption/interrupt protection. These + * operations can be used without worrying about preemption or interrupt. */ #define this_cpu_read(pcp) __pcpu_size_call_return(this_cpu_read_, pcp) #define this_cpu_write(pcp, val) __pcpu_size_call(this_cpu_write_, pcp, val) |