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Diffstat (limited to 'include/net/dst.h')
-rw-r--r--include/net/dst.h26
1 files changed, 23 insertions, 3 deletions
diff --git a/include/net/dst.h b/include/net/dst.h
index a5bd72646d65..85dee3a57b9b 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -70,7 +70,7 @@ struct dst_entry {
struct dst_ops *ops;
- u32 metrics[RTAX_MAX];
+ u32 _metrics[RTAX_MAX];
#ifdef CONFIG_NET_CLS_ROUTE
__u32 tclassid;
@@ -106,7 +106,27 @@ struct dst_entry {
static inline u32
dst_metric(const struct dst_entry *dst, int metric)
{
- return dst->metrics[metric-1];
+ return dst->_metrics[metric-1];
+}
+
+static inline void dst_metric_set(struct dst_entry *dst, int metric, u32 val)
+{
+ dst->_metrics[metric-1] = val;
+}
+
+static inline void dst_import_metrics(struct dst_entry *dst, const u32 *src_metrics)
+{
+ memcpy(dst->_metrics, src_metrics, RTAX_MAX * sizeof(u32));
+}
+
+static inline void dst_copy_metrics(struct dst_entry *dest, const struct dst_entry *src)
+{
+ dst_import_metrics(dest, src->_metrics);
+}
+
+static inline u32 *dst_metrics_ptr(struct dst_entry *dst)
+{
+ return dst->_metrics;
}
static inline u32
@@ -134,7 +154,7 @@ static inline unsigned long dst_metric_rtt(const struct dst_entry *dst, int metr
static inline void set_dst_metric_rtt(struct dst_entry *dst, int metric,
unsigned long rtt)
{
- dst->metrics[metric-1] = jiffies_to_msecs(rtt);
+ dst_metric_set(dst, metric, jiffies_to_msecs(rtt));
}
static inline u32