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| author | David S. Miller <davem@davemloft.net> | 2013-03-20 12:46:26 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-03-20 12:46:26 -0400 |
| commit | 61816596d1c9026d0ecb20c44f90452c41596ffe (patch) | |
| tree | 3027ed6dc62f71e14b9d525405747fa0eb8f074d /include/net/inet_frag.h | |
| parent | 23a9072e3af0d9538e25837fb2b56bb94e4a8e67 (diff) | |
| parent | da2191e31409d1058dcbed44e8f53e39a40e86b3 (diff) | |
| download | linux-61816596d1c9026d0ecb20c44f90452c41596ffe.tar.bz2 | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull in the 'net' tree to get Daniel Borkmann's flow dissector
infrastructure change.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/inet_frag.h')
| -rw-r--r-- | include/net/inet_frag.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h index 76c3fe5ecc2e..0a1dcc2fa2f5 100644 --- a/include/net/inet_frag.h +++ b/include/net/inet_frag.h @@ -43,6 +43,13 @@ struct inet_frag_queue { #define INETFRAGS_HASHSZ 64 +/* averaged: + * max_depth = default ipfrag_high_thresh / INETFRAGS_HASHSZ / + * rounded up (SKB_TRUELEN(0) + sizeof(struct ipq or + * struct frag_queue)) + */ +#define INETFRAGS_MAXDEPTH 128 + struct inet_frags { struct hlist_head hash[INETFRAGS_HASHSZ]; /* This rwlock is a global lock (seperate per IPv4, IPv6 and @@ -76,6 +83,8 @@ int inet_frag_evictor(struct netns_frags *nf, struct inet_frags *f, bool force); struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, struct inet_frags *f, void *key, unsigned int hash) __releases(&f->lock); +void inet_frag_maybe_warn_overflow(struct inet_frag_queue *q, + const char *prefix); static inline void inet_frag_put(struct inet_frag_queue *q, struct inet_frags *f) { |