eal: remove redundant atomic API description

[dpdk.git] / lib / librte_eal / common / include / arch / arm / rte_atomic_32.h

diff --git a/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h b/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h
index 859562e..7dc0d06 100644 (file)
--- a/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_atomic_32.h
@@ -15,28 +15,10 @@ extern "C" {
 
 #include "generic/rte_atomic.h"
 
-/**
- * General memory barrier.
- *
- * Guarantees that the LOAD and STORE operations generated before the
- * barrier occur before the LOAD and STORE operations generated after.
- */
 #define        rte_mb()  __sync_synchronize()
 
-/**
- * Write memory barrier.
- *
- * Guarantees that the STORE operations generated before the barrier
- * occur before the STORE operations generated after.
- */
 #define        rte_wmb() do { asm volatile ("dmb st" : : : "memory"); } while (0)
 
-/**
- * Read memory barrier.
- *
- * Guarantees that the LOAD operations generated before the barrier
- * occur before the LOAD operations generated after.
- */
 #define        rte_rmb() __sync_synchronize()
 
 #define rte_smp_mb() rte_mb()