Module Name: src
Committed By: yamaguchi
Date: Wed Aug 19 09:07:57 UTC 2020
Modified Files:
src/sys/dev/pci: if_ixl.c
Log Message:
Adjust the default descriptor sizes for ixl(4)
These decreasements has no impact for throughput
while forwarding 64-1518 byte packets.
To generate a diff of this commit:
cvs rdiff -u -r1.72 -r1.73 src/sys/dev/pci/if_ixl.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/pci/if_ixl.c
diff -u src/sys/dev/pci/if_ixl.c:1.72 src/sys/dev/pci/if_ixl.c:1.73
--- src/sys/dev/pci/if_ixl.c:1.72 Wed Aug 19 09:03:50 2020
+++ src/sys/dev/pci/if_ixl.c Wed Aug 19 09:07:57 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: if_ixl.c,v 1.72 2020/08/19 09:03:50 yamaguchi Exp $ */
+/* $NetBSD: if_ixl.c,v 1.73 2020/08/19 09:07:57 yamaguchi Exp $ */
/*
* Copyright (c) 2013-2015, Intel Corporation
@@ -74,7 +74,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_ixl.c,v 1.72 2020/08/19 09:03:50 yamaguchi Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_ixl.c,v 1.73 2020/08/19 09:07:57 yamaguchi Exp $");
#ifdef _KERNEL_OPT
#include "opt_net_mpsafe.h"
@@ -762,8 +762,8 @@ do { \
static bool ixl_param_nomsix = false;
static int ixl_param_stats_interval = IXL_STATS_INTERVAL_MSEC;
static int ixl_param_nqps_limit = IXL_QUEUE_NUM;
-static unsigned int ixl_param_tx_ndescs = 1024;
-static unsigned int ixl_param_rx_ndescs = 1024;
+static unsigned int ixl_param_tx_ndescs = 512;
+static unsigned int ixl_param_rx_ndescs = 256;
static enum i40e_mac_type
ixl_mactype(pci_product_id_t);
