[dpdk-dev] [PATCH 06/13] mbuf: minor changes for readability

Bruce Richardson bruce.richardson at intel.com
Wed Sep 3 17:49:31 CEST 2014


* Ensure comments line up correctly
* Simplify the #ifdefs around the refcnt fields to make them clearer

Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
---
 lib/librte_mbuf/rte_mbuf.h | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index 7b0b4f2..5260001 100644
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -126,7 +126,6 @@ struct rte_mbuf {
 	uint16_t buf_len;         /**< Length of segment buffer. */
 	uint16_t data_off;
 
-#ifdef RTE_MBUF_REFCNT
 	/**
 	 * 16-bit Reference counter.
 	 * It should only be accessed using the following functions:
@@ -136,12 +135,12 @@ struct rte_mbuf {
 	 * config option.
 	 */
 	union {
-		rte_atomic16_t refcnt_atomic;   /**< Atomically accessed refcnt */
-		uint16_t refcnt;                /**< Non-atomically accessed refcnt */
-	};
-#else
-	uint16_t refcnt_reserved;     /**< Do not use this field */
+#ifdef RTE_MBUF_REFCNT
+		rte_atomic16_t refcnt_atomic; /**< Atomically accessed refcnt */
+		uint16_t refcnt;              /**< Non-atomically accessed refcnt */
 #endif
+		uint16_t refcnt_reserved;     /**< Do not use this field */
+	};
 	uint8_t nb_segs;        /**< Number of segments. */
 	uint8_t port;           /**< Input port. */
 
@@ -155,12 +154,12 @@ struct rte_mbuf {
 	uint16_t l2_len:7;      /**< L2 (MAC) Header Length. */
 	uint16_t vlan_tci;      /**< VLAN Tag Control Identifier (CPU order). */
 	union {
-		uint32_t rss;       /**< RSS hash result if RSS enabled */
+		uint32_t rss;   /**< RSS hash result if RSS enabled */
 		struct {
 			uint16_t hash;
 			uint16_t id;
-		} fdir;             /**< Filter identifier if FDIR enabled */
-		uint32_t sched;     /**< Hierarchical scheduler */
+		} fdir;         /**< Filter identifier if FDIR enabled */
+		uint32_t sched; /**< Hierarchical scheduler */
 	} hash;                 /**< hash information */
 
 	/* fields only used in slow path or on TX */
-- 
1.9.3



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