diff options
Diffstat (limited to 'include/net/dst.h')
| -rw-r--r-- | include/net/dst.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/net/dst.h b/include/net/dst.h index e01a826f2a9c..46ed958e0c6e 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -108,9 +108,11 @@ struct dst_entry { u32 *dst_cow_metrics_generic(struct dst_entry *dst, unsigned long old); extern const u32 dst_default_metrics[]; -#define DST_METRICS_READ_ONLY 0x1UL +#define DST_METRICS_READ_ONLY 0x1UL +#define DST_METRICS_FORCE_OVERWRITE 0x2UL +#define DST_METRICS_FLAGS 0x3UL #define __DST_METRICS_PTR(Y) \ - ((u32 *)((Y) & ~DST_METRICS_READ_ONLY)) + ((u32 *)((Y) & ~DST_METRICS_FLAGS)) #define DST_METRICS_PTR(X) __DST_METRICS_PTR((X)->_metrics) static inline bool dst_metrics_read_only(const struct dst_entry *dst) @@ -118,6 +120,11 @@ static inline bool dst_metrics_read_only(const struct dst_entry *dst) return dst->_metrics & DST_METRICS_READ_ONLY; } +static inline void dst_metrics_set_force_overwrite(struct dst_entry *dst) +{ + dst->_metrics |= DST_METRICS_FORCE_OVERWRITE; +} + void __dst_destroy_metrics_generic(struct dst_entry *dst, unsigned long old); static inline void dst_destroy_metrics_generic(struct dst_entry *dst) |