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netfilter: Move mutex_is_held under PROVE_LOCKING

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The rhashtable function mutex_is_held is only used when PROVE_LOCKING
is enabled.  This patch modifies netfilter so that we can rhashtable.h
itself can later make mutex_is_held optional depending on PROVE_LOCKING.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2014-11-13 18:11:19 +08:00 committed by David S. Miller
parent 9712756620
commit 1f501d6252
1 changed files with 4 additions and 0 deletions
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4
net/netfilter/nft_hash.c
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@ -153,10 +153,12 @@ static unsigned int nft_hash_privsize(const struct nlattr * const nla[])
return sizeof(struct rhashtable);
}
#ifdef CONFIG_PROVE_LOCKING
static int lockdep_nfnl_lock_is_held(void)
{
return lockdep_nfnl_is_held(NFNL_SUBSYS_NFTABLES);
}
#endif
static int nft_hash_init(const struct nft_set *set,
const struct nft_set_desc *desc,
@ -171,7 +173,9 @@ static int nft_hash_init(const struct nft_set *set,
.hashfn = jhash,
.grow_decision = rht_grow_above_75,
.shrink_decision = rht_shrink_below_30,
#ifdef CONFIG_PROVE_LOCKING
.mutex_is_held = lockdep_nfnl_lock_is_held,
#endif
};
return rhashtable_init(priv, &params);