diff options
| author | Eric Dumazet <[email protected]> | 2010-11-09 23:24:26 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2010-11-10 20:12:00 +0000 |
| commit | 8d987e5c75107ca7515fa19e857cfa24aab6ec8f (patch) | |
| tree | 6392c5f08f0df39d42a079336f6be3960ac404dc /include/net/udp.h | |
| parent | net: packet: fix information leak to userland (diff) | |
| download | kernel-8d987e5c75107ca7515fa19e857cfa24aab6ec8f.tar.gz kernel-8d987e5c75107ca7515fa19e857cfa24aab6ec8f.zip | |
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 <[email protected]>
Reported-by: Robin Holt <[email protected]>
Reviewed-by: Robin Holt <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'include/net/udp.h')
| -rw-r--r-- | include/net/udp.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/net/udp.h b/include/net/udp.h index 200b82848c9a..bb967dd59bf7 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -105,10 +105,10 @@ static inline struct udp_hslot *udp_hashslot2(struct udp_table *table, extern struct proto udp_prot; -extern atomic_t udp_memory_allocated; +extern atomic_long_t udp_memory_allocated; /* sysctl variables for udp */ -extern int sysctl_udp_mem[3]; +extern long sysctl_udp_mem[3]; extern int sysctl_udp_rmem_min; extern int sysctl_udp_wmem_min; |