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[NET]: Make helper to get dst entry and "use" it

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There are many places that get the dst entry, increase the
__use counter and set the "lastuse" time stamp.

Make a helper for this.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2007-11-10 21:28:34 -08:00
committed by David S. Miller
parent b1667609cd
commit 03f49f3457
4 changed files with 15 additions and 26 deletions
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7
include/net/dst.h
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@@ -143,6 +143,13 @@ static inline void dst_hold(struct dst_entry * dst)
atomic_inc(&dst->__refcnt);
}
static inline void dst_use(struct dst_entry *dst, unsigned long time)
{
dst_hold(dst);
dst->__use++;
dst->lastuse = time;
}
static inline
struct dst_entry * dst_clone(struct dst_entry * dst)
{