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| author | Eric Dumazet <dada1@cosmosbay.com> | 2007-02-09 16:14:24 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-02-10 23:20:36 -0800 |
| commit | 75ce7ceaa1221858c0163e75d19eb8a423a212ff (patch) | |
| tree | 8314e9997683d74767f6c1290bc946fb4cde424c /include/net/dst.h | |
| parent | f7b14315faf62935a791dd67969c4289563058f0 (diff) | |
| download | linux-75ce7ceaa1221858c0163e75d19eb8a423a212ff.tar.gz linux-75ce7ceaa1221858c0163e75d19eb8a423a212ff.tar.bz2 linux-75ce7ceaa1221858c0163e75d19eb8a423a212ff.zip | |
[NET]: Introduce union in struct dst_entry to hold 'next' pointer
This patch introduces an anonymous union to nicely express the fact that all
objects inherited from struct dst_entry should access to the generic 'next'
pointer but with appropriate type verification.
This patch is a prereq before following patches.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/dst.h')
| -rw-r--r-- | include/net/dst.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/net/dst.h b/include/net/dst.h index 62b7e7598e9a..5d62342e8bc4 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -37,7 +37,12 @@ struct sk_buff; struct dst_entry { - struct dst_entry *next; + union { + struct dst_entry *next; + struct rtable *rt_next; + struct rt6_info *rt6_next; + struct dn_route *dn_next; + }; atomic_t __refcnt; /* client references */ int __use; struct dst_entry *child; |