diff options
author | Patrick McHardy <kaber@trash.net> | 2008-01-31 04:38:58 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-01-31 19:27:54 -0800 |
commit | f8ba1affa18398610e765736153fff614309ccc8 (patch) | |
tree | b2143ef65aa92e5995070824798b04d935044e24 /net/netfilter/nf_conntrack_expect.c | |
parent | 76507f69c44ed199a1a68086145398459e55835d (diff) | |
download | linux-f8ba1affa18398610e765736153fff614309ccc8.tar.bz2 |
[NETFILTER]: nf_conntrack: switch rwlock to spinlock
With the RCU conversion only write_lock usages of nf_conntrack_lock are
left (except one read_lock that should actually use write_lock in the
H.323 helper). Switch to a spinlock.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter/nf_conntrack_expect.c')
-rw-r--r-- | net/netfilter/nf_conntrack_expect.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index a5c8ef01f925..e06bf0028bb1 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -65,9 +65,9 @@ static void nf_ct_expectation_timed_out(unsigned long ul_expect) { struct nf_conntrack_expect *exp = (void *)ul_expect; - write_lock_bh(&nf_conntrack_lock); + spin_lock_bh(&nf_conntrack_lock); nf_ct_unlink_expect(exp); - write_unlock_bh(&nf_conntrack_lock); + spin_unlock_bh(&nf_conntrack_lock); nf_ct_expect_put(exp); } @@ -201,12 +201,12 @@ static inline int expect_matches(const struct nf_conntrack_expect *a, /* Generally a bad idea to call this: could have matched already. */ void nf_ct_unexpect_related(struct nf_conntrack_expect *exp) { - write_lock_bh(&nf_conntrack_lock); + spin_lock_bh(&nf_conntrack_lock); if (del_timer(&exp->timeout)) { nf_ct_unlink_expect(exp); nf_ct_expect_put(exp); } - write_unlock_bh(&nf_conntrack_lock); + spin_unlock_bh(&nf_conntrack_lock); } EXPORT_SYMBOL_GPL(nf_ct_unexpect_related); @@ -355,7 +355,7 @@ int nf_ct_expect_related(struct nf_conntrack_expect *expect) NF_CT_ASSERT(master_help); - write_lock_bh(&nf_conntrack_lock); + spin_lock_bh(&nf_conntrack_lock); if (!master_help->helper) { ret = -ESHUTDOWN; goto out; @@ -390,7 +390,7 @@ int nf_ct_expect_related(struct nf_conntrack_expect *expect) nf_ct_expect_event(IPEXP_NEW, expect); ret = 0; out: - write_unlock_bh(&nf_conntrack_lock); + spin_unlock_bh(&nf_conntrack_lock); return ret; } EXPORT_SYMBOL_GPL(nf_ct_expect_related); |