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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/sctp/sysctl.c | |
| parent | 67286640f638f5ad41a946b9a3dc75327950248f (diff) | |
| download | blackbird-op-linux-8d987e5c75107ca7515fa19e857cfa24aab6ec8f.tar.gz blackbird-op-linux-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 <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/sctp/sysctl.c')
| -rw-r--r-- | net/sctp/sysctl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c index 832590bbe0c0..50cb57f0919e 100644 --- a/net/sctp/sysctl.c +++ b/net/sctp/sysctl.c @@ -54,7 +54,7 @@ static int sack_timer_max = 500; static int addr_scope_max = 3; /* check sctp_scope_policy_t in include/net/sctp/constants.h for max entries */ static int rwnd_scale_max = 16; -extern int sysctl_sctp_mem[3]; +extern long sysctl_sctp_mem[3]; extern int sysctl_sctp_rmem[3]; extern int sysctl_sctp_wmem[3]; @@ -203,7 +203,7 @@ static ctl_table sctp_table[] = { .data = &sysctl_sctp_mem, .maxlen = sizeof(sysctl_sctp_mem), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_doulongvec_minmax }, { .procname = "sctp_rmem", |
