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[net-next,V2,4/9] net/mlx5e: Move common case counters within sq_stats struct

Message ID 1456846942-15082-5-git-send-email-saeedm@mellanox.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Saeed Mahameed March 1, 2016, 3:42 p.m. UTC 
From: Tariq Toukan <tariqt@mellanox.com>

For data cache locality considerations, we moved the nop and
csum_offload_inner within sq_stats struct as they are more
commonly accessed in xmit path.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en.h |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 4511984..b289660 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -260,26 +260,28 @@  static const char sq_stats_strings[][ETH_GSTRING_LEN] = {
 	"tso_bytes",
 	"tso_inner_packets",
 	"tso_inner_bytes",
-	"csum_offload_none",
 	"csum_offload_inner",
+	"nop",
+	"csum_offload_none",
 	"stopped",
 	"wake",
 	"dropped",
-	"nop"
 };
 
 struct mlx5e_sq_stats {
+	/* commonly accessed in data path */
 	u64 packets;
 	u64 tso_packets;
 	u64 tso_bytes;
 	u64 tso_inner_packets;
 	u64 tso_inner_bytes;
-	u64 csum_offload_none;
 	u64 csum_offload_inner;
+	u64 nop;
+	/* less likely accessed in data path */
+	u64 csum_offload_none;
 	u64 stopped;
 	u64 wake;
 	u64 dropped;
-	u64 nop;
 #define NUM_SQ_STATS 11
 };