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| author | David S. Miller <davem@davemloft.net> | 2008-06-13 20:52:39 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-06-13 20:52:39 -0700 |
| commit | 4ae127d1b6c71f9240dd4245f240e6dd8fc98014 (patch) | |
| tree | b7aa27b3e0c655f4613fe2146cb57d7f69e421f6 /net/ipv4/tcp.c | |
| parent | 875ec4333b99144e2589e900a0bcd2c25c757b27 (diff) | |
| parent | 7775c9753b94fe429dc4323360d6502c95e0dd6e (diff) | |
| download | linux-3.10-4ae127d1b6c71f9240dd4245f240e6dd8fc98014.tar.gz linux-3.10-4ae127d1b6c71f9240dd4245f240e6dd8fc98014.tar.bz2 linux-3.10-4ae127d1b6c71f9240dd4245f240e6dd8fc98014.zip | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/smc911x.c
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 6d30ca559c6..cf0850c068f 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2110,12 +2110,15 @@ static int do_tcp_setsockopt(struct sock *sk, int level, break; case TCP_DEFER_ACCEPT: - if (val < 0) { - err = -EINVAL; - } else { - if (val > MAX_TCP_ACCEPT_DEFERRED) - val = MAX_TCP_ACCEPT_DEFERRED; - icsk->icsk_accept_queue.rskq_defer_accept = val; + icsk->icsk_accept_queue.rskq_defer_accept = 0; + if (val > 0) { + /* Translate value in seconds to number of + * retransmits */ + while (icsk->icsk_accept_queue.rskq_defer_accept < 32 && + val > ((TCP_TIMEOUT_INIT / HZ) << + icsk->icsk_accept_queue.rskq_defer_accept)) + icsk->icsk_accept_queue.rskq_defer_accept++; + icsk->icsk_accept_queue.rskq_defer_accept++; } break; @@ -2297,7 +2300,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level, val = (val ? : sysctl_tcp_fin_timeout) / HZ; break; case TCP_DEFER_ACCEPT: - val = icsk->icsk_accept_queue.rskq_defer_accept; + val = !icsk->icsk_accept_queue.rskq_defer_accept ? 0 : + ((TCP_TIMEOUT_INIT / HZ) << (icsk->icsk_accept_queue.rskq_defer_accept - 1)); break; case TCP_WINDOW_CLAMP: val = tp->window_clamp; |