51b0bdedb8
Separate out the two uses of netdev_max_backlog. One controls the upper bound on packets processed per softirq, the new name for this is netdev_budget; the other controls the limit on packets queued via netif_rx. Increase the max_backlog default to account for faster processors. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
139 lines
3 KiB
C
139 lines
3 KiB
C
/* -*- linux-c -*-
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* sysctl_net_core.c: sysctl interface to net core subsystem.
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*
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* Begun April 1, 1996, Mike Shaver.
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* Added /proc/sys/net/core directory entry (empty =) ). [MS]
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*/
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#include <linux/mm.h>
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#include <linux/sysctl.h>
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#include <linux/config.h>
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#include <linux/module.h>
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#ifdef CONFIG_SYSCTL
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extern int netdev_max_backlog;
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extern int netdev_budget;
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extern int weight_p;
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extern int net_msg_cost;
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extern int net_msg_burst;
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extern __u32 sysctl_wmem_max;
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extern __u32 sysctl_rmem_max;
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extern __u32 sysctl_wmem_default;
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extern __u32 sysctl_rmem_default;
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extern int sysctl_core_destroy_delay;
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extern int sysctl_optmem_max;
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extern int sysctl_somaxconn;
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#ifdef CONFIG_NET_DIVERT
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extern char sysctl_divert_version[];
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#endif /* CONFIG_NET_DIVERT */
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ctl_table core_table[] = {
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#ifdef CONFIG_NET
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{
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.ctl_name = NET_CORE_WMEM_MAX,
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.procname = "wmem_max",
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.data = &sysctl_wmem_max,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_RMEM_MAX,
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.procname = "rmem_max",
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.data = &sysctl_rmem_max,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_WMEM_DEFAULT,
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.procname = "wmem_default",
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.data = &sysctl_wmem_default,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_RMEM_DEFAULT,
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.procname = "rmem_default",
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.data = &sysctl_rmem_default,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_DEV_WEIGHT,
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.procname = "dev_weight",
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.data = &weight_p,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_MAX_BACKLOG,
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.procname = "netdev_max_backlog",
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.data = &netdev_max_backlog,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_MSG_COST,
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.procname = "message_cost",
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.data = &net_msg_cost,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec_jiffies,
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.strategy = &sysctl_jiffies,
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},
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{
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.ctl_name = NET_CORE_MSG_BURST,
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.procname = "message_burst",
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.data = &net_msg_burst,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec,
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},
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{
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.ctl_name = NET_CORE_OPTMEM_MAX,
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.procname = "optmem_max",
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.data = &sysctl_optmem_max,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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#ifdef CONFIG_NET_DIVERT
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{
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.ctl_name = NET_CORE_DIVERT_VERSION,
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.procname = "divert_version",
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.data = (void *)sysctl_divert_version,
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.maxlen = 32,
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.mode = 0444,
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.proc_handler = &proc_dostring
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},
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#endif /* CONFIG_NET_DIVERT */
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#endif /* CONFIG_NET */
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{
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.ctl_name = NET_CORE_SOMAXCONN,
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.procname = "somaxconn",
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.data = &sysctl_somaxconn,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{
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.ctl_name = NET_CORE_BUDGET,
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.procname = "netdev_budget",
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.data = &netdev_budget,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = &proc_dointvec
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},
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{ .ctl_name = 0 }
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};
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#endif
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