svn commit: r280164 - head/sys/dev/sfxge

[Andrew Rybchenko]

Author: arybchik
Date: Tue Mar 17 08:23:46 2015
New Revision: 280164
URL: https://svnweb.freebsd.org/changeset/base/280164

Log:
  sfxge: increase default put-list limit to 1024
  
  Drops are observed under multi-stream TCP traffic due to put-list
  overflow with limit equal to 64.
  
  Sponsored by:   Solarflare Communications, Inc.
  Approved by:    gnn (mentor)

Modified:
  head/sys/dev/sfxge/sfxge_tx.h

Modified: head/sys/dev/sfxge/sfxge_tx.h
==============================================================================
--- head/sys/dev/sfxge/sfxge_tx.h	Tue Mar 17 08:23:15 2015	(r280163)
+++ head/sys/dev/sfxge/sfxge_tx.h	Tue Mar 17 08:23:46 2015	(r280164)
@@ -81,7 +81,7 @@ struct sfxge_tx_mapping {
 
 #define	SFXGE_TX_DPL_GET_PKT_LIMIT_DEFAULT		(64 * 1024)
 #define	SFXGE_TX_DPL_GET_NON_TCP_PKT_LIMIT_DEFAULT	1024
-#define	SFXGE_TX_DPL_PUT_PKT_LIMIT_DEFAULT		64
+#define	SFXGE_TX_DPL_PUT_PKT_LIMIT_DEFAULT		1024
 
 /*
  * Deferred packet list.