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author | Ingo Molnar <mingo@kernel.org> | 2013-04-08 11:43:30 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2013-04-08 11:43:30 +0200 |
commit | 529801898b24544f93532217ce18a7ebbb2b8c4f (patch) | |
tree | c51c8fd808e6cff15cabb1a9ac29be0661942384 /include/net/inet_frag.h | |
parent | b847d0501afec4c7b12eb276aec10a2834f953ea (diff) | |
parent | 23995bbee01d75f09f72b1380bd6045a5b02947b (diff) | |
download | linux-529801898b24544f93532217ce18a7ebbb2b8c4f.tar.gz linux-529801898b24544f93532217ce18a7ebbb2b8c4f.tar.bz2 linux-529801898b24544f93532217ce18a7ebbb2b8c4f.zip |
Merge branch 'for-tip' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/oprofile into perf/core
Pull IBM zEnterprise EC12 support patchlet from Robert Richter.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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) { |