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authorEric Dumazet <eric.dumazet@gmail.com>2010-11-09 23:24:26 +0000
committerDavid S. Miller <davem@davemloft.net>2010-11-10 12:12:00 -0800
commit8d987e5c75107ca7515fa19e857cfa24aab6ec8f (patch)
tree6392c5f08f0df39d42a079336f6be3960ac404dc /net/decnet/af_decnet.c
parent67286640f638f5ad41a946b9a3dc75327950248f (diff)
downloadop-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.c2
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);
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