[dpdk-dev] [PATCH 7/9] mbuf: move sequence number in second cache line

[Olivier Matz <olivier.matz@6wind.com>]

Move this field in the second cache line, since no driver use it
in Rx path. The freed space will be used by a timestamp in next
commit.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
---
 lib/librte_mbuf/rte_mbuf.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index 45cd6b9..c75a62a 100644
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -470,8 +470,6 @@ struct rte_mbuf {
 		uint32_t usr;	  /**< User defined tags. See rte_distributor_process() */
 	} hash;                   /**< hash information */
 
-	uint32_t seqn; /**< Sequence number. See also rte_reorder_insert() */
-
 	/** Outer VLAN TCI (CPU order), valid if PKT_RX_QINQ_STRIPPED is set. */
 	uint16_t vlan_tci_outer;
 
@@ -516,6 +514,10 @@ struct rte_mbuf {
 
 	/** Timesync flags for use with IEEE1588. */
 	uint16_t timesync;
+
+	/** Sequence number. See also rte_reorder_insert(). */
+	uint32_t seqn;
+
 } __rte_cache_aligned;
 
 /**
-- 
2.8.1