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authorSteven Whitehouse <steve@chygwyn.com>2005-12-06 00:42:06 +0300
committerDavid S. Miller <davem@davemloft.net>2005-12-06 00:42:06 +0300
commit1f12bcc9d1840fd26bf577065214f1ebeb2609ba (patch)
tree4fb87a594d00671e2bc31998d94b3d470e9062d3 /net/decnet/sysctl_net_decnet.c
parentdab9630fb3d206f49658066a3ecf80ea120364db (diff)
downloadlinux-1f12bcc9d1840fd26bf577065214f1ebeb2609ba.tar.xz
[DECNET]: add memory buffer settings
The patch (originally from Steve) simply adds memory buffer settings to DECnet similar to those in TCP. Signed-off-by: Patrick Caulfield <patrick@tykepenguin.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet/sysctl_net_decnet.c')
-rw-r--r--net/decnet/sysctl_net_decnet.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/net/decnet/sysctl_net_decnet.c b/net/decnet/sysctl_net_decnet.c
index 02bca49cb508..0e9d2c571165 100644
--- a/net/decnet/sysctl_net_decnet.c
+++ b/net/decnet/sysctl_net_decnet.c
@@ -10,6 +10,7 @@
*
* Changes:
* Steve Whitehouse - C99 changes and default device handling
+ * Steve Whitehouse - Memory buffer settings, like the tcp ones
*
*/
#include <linux/config.h>
@@ -37,6 +38,11 @@ int decnet_dr_count = 3;
int decnet_log_martians = 1;
int decnet_no_fc_max_cwnd = NSP_MIN_WINDOW;
+/* Reasonable defaults, I hope, based on tcp's defaults */
+int sysctl_decnet_mem[3] = { 768 << 3, 1024 << 3, 1536 << 3 };
+int sysctl_decnet_wmem[3] = { 4 * 1024, 16 * 1024, 128 * 1024 };
+int sysctl_decnet_rmem[3] = { 4 * 1024, 87380, 87380 * 2 };
+
#ifdef CONFIG_SYSCTL
extern int decnet_dst_gc_interval;
static int min_decnet_time_wait[] = { 5 };
@@ -428,6 +434,33 @@ static ctl_table dn_table[] = {
.extra1 = &min_decnet_no_fc_max_cwnd,
.extra2 = &max_decnet_no_fc_max_cwnd
},
+ {
+ .ctl_name = NET_DECNET_MEM,
+ .procname = "decnet_mem",
+ .data = &sysctl_decnet_mem,
+ .maxlen = sizeof(sysctl_decnet_mem),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec,
+ },
+ {
+ .ctl_name = NET_DECNET_RMEM,
+ .procname = "decnet_rmem",
+ .data = &sysctl_decnet_rmem,
+ .maxlen = sizeof(sysctl_decnet_rmem),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec,
+ },
+ {
+ .ctl_name = NET_DECNET_WMEM,
+ .procname = "decnet_wmem",
+ .data = &sysctl_decnet_wmem,
+ .maxlen = sizeof(sysctl_decnet_wmem),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ .strategy = &sysctl_intvec,
+ },
{
.ctl_name = NET_DECNET_DEBUG_LEVEL,
.procname = "debug",