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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-17 08:58:52 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-17 08:58:52 -0700 |
commit | b225ee5bed70254a100896c473e6dd8c2be45c18 (patch) | |
tree | 2f044d5898d15edcff858f624618c788d5b58760 /net/ipv4 | |
parent | 2e532d68a2b3e2aa6b19731501222069735c741c (diff) | |
parent | 95a5afca4a8d2e1cb77e1d4bc6ff9f718dc32f7a (diff) | |
download | linux-stable-b225ee5bed70254a100896c473e6dd8c2be45c18.tar.gz linux-stable-b225ee5bed70254a100896c473e6dd8c2be45c18.tar.bz2 linux-stable-b225ee5bed70254a100896c473e6dd8c2be45c18.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
net: Remove CONFIG_KMOD from net/ (towards removing CONFIG_KMOD entirely)
ipv4: Add a missing rcu_assign_pointer() in routing cache.
[netdrvr] ibmtr: PCMCIA IBMTR is ok on 64bit
xen-netfront: Avoid unaligned accesses to IP header
lmc: copy_*_user under spinlock
[netdrvr] myri10ge, ixgbe: remove broken select INTEL_IOATDMA
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/devinet.c | 2 | ||||
-rw-r--r-- | net/ipv4/inet_diag.c | 2 | ||||
-rw-r--r-- | net/ipv4/route.c | 7 | ||||
-rw-r--r-- | net/ipv4/tcp_cong.c | 4 |
4 files changed, 8 insertions, 7 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 5154e729cf16..56fce3ab6c55 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -613,9 +613,7 @@ int devinet_ioctl(struct net *net, unsigned int cmd, void __user *arg) if (colon) *colon = 0; -#ifdef CONFIG_KMOD dev_load(net, ifr.ifr_name); -#endif switch (cmd) { case SIOCGIFADDR: /* Get interface address */ diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c index 89cb047ab314..564230dabcb8 100644 --- a/net/ipv4/inet_diag.c +++ b/net/ipv4/inet_diag.c @@ -53,11 +53,9 @@ static DEFINE_MUTEX(inet_diag_table_mutex); static const struct inet_diag_handler *inet_diag_lock_handler(int type) { -#ifdef CONFIG_KMOD if (!inet_diag_table[type]) request_module("net-pf-%d-proto-%d-type-%d", PF_NETLINK, NETLINK_INET_DIAG, type); -#endif mutex_lock(&inet_diag_table_mutex); if (!inet_diag_table[type]) diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 942be04e7955..2ea6dcc3e2cc 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1109,7 +1109,12 @@ restart: printk("\n"); } #endif - rt_hash_table[hash].chain = rt; + /* + * Since lookup is lockfree, we must make sure + * previous writes to rt are comitted to memory + * before making rt visible to other CPUS. + */ + rcu_assign_pointer(rt_hash_table[hash].chain, rt); spin_unlock_bh(rt_hash_lock_addr(hash)); *rp = rt; return 0; diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c index 6a250828b767..4ec5b4e97c4e 100644 --- a/net/ipv4/tcp_cong.c +++ b/net/ipv4/tcp_cong.c @@ -115,7 +115,7 @@ int tcp_set_default_congestion_control(const char *name) spin_lock(&tcp_cong_list_lock); ca = tcp_ca_find(name); -#ifdef CONFIG_KMOD +#ifdef CONFIG_MODULES if (!ca && capable(CAP_SYS_MODULE)) { spin_unlock(&tcp_cong_list_lock); @@ -244,7 +244,7 @@ int tcp_set_congestion_control(struct sock *sk, const char *name) if (ca == icsk->icsk_ca_ops) goto out; -#ifdef CONFIG_KMOD +#ifdef CONFIG_MODULES /* not found attempt to autoload module */ if (!ca && capable(CAP_SYS_MODULE)) { rcu_read_unlock(); |