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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-11-09 23:24:26 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-11-10 12:12:00 -0800 |
| commit | 8d987e5c75107ca7515fa19e857cfa24aab6ec8f (patch) | |
| tree | 6392c5f08f0df39d42a079336f6be3960ac404dc /net/decnet/af_decnet.c | |
| parent | 67286640f638f5ad41a946b9a3dc75327950248f (diff) | |
| download | op-kernel-dev-8d987e5c75107ca7515fa19e857cfa24aab6ec8f.zip op-kernel-dev-8d987e5c75107ca7515fa19e857cfa24aab6ec8f.tar.gz | |
net: avoid limits overflow
Robin Holt tried to boot a 16TB machine and found some limits were
reached : sysctl_tcp_mem[2], sysctl_udp_mem[2]
We can switch infrastructure to use long "instead" of "int", now
atomic_long_t primitives are available for free.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Reported-by: Robin Holt <holt@sgi.com>
Reviewed-by: Robin Holt <holt@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet/af_decnet.c')
| -rw-r--r-- | net/decnet/af_decnet.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c index d6b93d1..a76b78d 100644 --- a/net/decnet/af_decnet.c +++ b/net/decnet/af_decnet.c @@ -155,7 +155,7 @@ static const struct proto_ops dn_proto_ops; static DEFINE_RWLOCK(dn_hash_lock); static struct hlist_head dn_sk_hash[DN_SK_HASH_SIZE]; static struct hlist_head dn_wild_sk; -static atomic_t decnet_memory_allocated; +static atomic_long_t decnet_memory_allocated; static int __dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen, int flags); static int __dn_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen, int flags); |
