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Diffstat (limited to 'net/core/sysctl_net_core.c')
-rw-r--r--net/core/sysctl_net_core.c30
1 files changed, 29 insertions, 1 deletions
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 31107abd2783..cca444190907 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -20,6 +20,7 @@
#include <net/sock.h>
#include <net/net_ratelimit.h>
#include <net/busy_poll.h>
+#include <net/pkt_sched.h>
static int zero = 0;
static int one = 1;
@@ -193,6 +194,26 @@ static int flow_limit_table_len_sysctl(struct ctl_table *table, int write,
}
#endif /* CONFIG_NET_FLOW_LIMIT */
+#ifdef CONFIG_NET_SCHED
+static int set_default_qdisc(struct ctl_table *table, int write,
+ void __user *buffer, size_t *lenp, loff_t *ppos)
+{
+ char id[IFNAMSIZ];
+ struct ctl_table tbl = {
+ .data = id,
+ .maxlen = IFNAMSIZ,
+ };
+ int ret;
+
+ qdisc_get_default(id, IFNAMSIZ);
+
+ ret = proc_dostring(&tbl, write, buffer, lenp, ppos);
+ if (write && ret == 0)
+ ret = qdisc_set_default(id);
+ return ret;
+}
+#endif
+
static struct ctl_table net_core_table[] = {
#ifdef CONFIG_NET
{
@@ -315,7 +336,14 @@ static struct ctl_table net_core_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec
},
-#
+#endif
+#ifdef CONFIG_NET_SCHED
+ {
+ .procname = "default_qdisc",
+ .mode = 0644,
+ .maxlen = IFNAMSIZ,
+ .proc_handler = set_default_qdisc
+ },
#endif
#endif /* CONFIG_NET */
{