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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:16:15 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2012-02-19 06:16:15 +0000 |
| commit | 34e3b522eca7e8741cecb7c2241091f181d1bd1f (patch) | |
| tree | 3b64ac3aa4603539b8f8f384bc39998e29948900 /libdde_linux26/contrib/include/net/netns/hash.h | |
| parent | d4e6a14eb3fad1b43a21214db139db441025baf5 (diff) | |
| parent | 6fafeb146e9efd59140ea58cebd7dd38ae9a6379 (diff) | |
Merge branch 'upstream-merged'
Diffstat (limited to 'libdde_linux26/contrib/include/net/netns/hash.h')
| -rw-r--r-- | libdde_linux26/contrib/include/net/netns/hash.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/net/netns/hash.h b/libdde_linux26/contrib/include/net/netns/hash.h new file mode 100644 index 00000000..548d78f2 --- /dev/null +++ b/libdde_linux26/contrib/include/net/netns/hash.h @@ -0,0 +1,21 @@ +#ifndef __NET_NS_HASH_H__ +#define __NET_NS_HASH_H__ + +#include <asm/cache.h> + +struct net; + +static inline unsigned net_hash_mix(struct net *net) +{ +#ifdef CONFIG_NET_NS + /* + * shift this right to eliminate bits, that are + * always zeroed + */ + + return (unsigned)(((unsigned long)net) >> L1_CACHE_SHIFT); +#else + return 0; +#endif +} +#endif |