cxgb4: Increased the value of MAX_IMM_TX_PKT_LEN from 128 to 256 bytes

This allows a significant latency drop for packets of sizes between 128 and 192 bytes Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Apr 14, 2015 · 21dcfad · 21dcfad
1 parent 29ba877
commit 21dcfad
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c
@@ -144,7 +144,7 @@
  * Max Tx descriptor space we allow for an Ethernet packet to be inlined
  * into a WR.
  */
-#define MAX_IMM_TX_PKT_LEN 128
+#define MAX_IMM_TX_PKT_LEN 256
 
 /*
  * Max size of a WR sent through a control Tx queue.