From: Alex Marginean <alexandru.margin...@nxp.com>
Reorder the members of the structure so that the ones used on datapath fit
in a single cache line, to slightly reduce pressure on cache and miss rate.
Signed-off-by: Alex Marginean <alexandru.margin...@nxp.com>
---
drivers/net/enetc/enetc.h | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/net/enetc/enetc.h b/drivers/net/enetc/enetc.h
index 8c830a5c0..14ef3bc18 100644
--- a/drivers/net/enetc/enetc.h
+++ b/drivers/net/enetc/enetc.h
@@ -53,23 +53,23 @@ struct enetc_swbd {
};
struct enetc_bdr {
- struct rte_eth_dev *ndev;
- struct rte_mempool *mb_pool; /* mbuf pool to populate RX ring. */
void *bd_base; /* points to Rx or Tx BD ring */
+ struct enetc_swbd *q_swbd;
union {
void *tcir;
void *rcir;
};
- uint16_t index;
int bd_count; /* # of BDs */
int next_to_use;
int next_to_clean;
- struct enetc_swbd *q_swbd;
+ uint16_t index;
+ uint8_t crc_len; /* 0 if CRC stripped, 4 otherwise */
union {
void *tcisr; /* Tx */
int next_to_alloc; /* Rx */
};
- uint8_t crc_len; /* 0 if CRC stripped, 4 otherwise */
+ struct rte_mempool *mb_pool; /* mbuf pool to populate RX ring. */
+ struct rte_eth_dev *ndev;
};
/*
--
2.17.1
