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| author | Ingo Molnar <mingo@kernel.org> | 2012-09-04 14:31:00 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-09-04 14:31:00 +0200 |
| commit | 59f979455d7209171ab10a72c8df5c2512976cb4 (patch) | |
| tree | c4c7fc48bd79bf8acbe848a1b979fa9e8ab4ac6a /net/ipv4/tcp_timer.c | |
| parent | b9bb50db9126c4ccad78af2dfb77277ca17c9b64 (diff) | |
| parent | 9450d57eab5cad36774c297da123062744472588 (diff) | |
| download | blackbird-op-linux-59f979455d7209171ab10a72c8df5c2512976cb4.tar.gz blackbird-op-linux-59f979455d7209171ab10a72c8df5c2512976cb4.zip | |
Merge branch 'sched/urgent' into sched/core
Merge in the current fixes branch, we are going to apply dependent patches.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/ipv4/tcp_timer.c')
| -rw-r--r-- | net/ipv4/tcp_timer.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 6df36ad55a38..b774a03bd1dc 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -252,7 +252,8 @@ static void tcp_delack_timer(unsigned long data) inet_csk(sk)->icsk_ack.blocked = 1; NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED); /* deleguate our work to tcp_release_cb() */ - set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags); + if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) + sock_hold(sk); } bh_unlock_sock(sk); sock_put(sk); @@ -481,7 +482,8 @@ static void tcp_write_timer(unsigned long data) tcp_write_timer_handler(sk); } else { /* deleguate our work to tcp_release_cb() */ - set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags); + if (!test_and_set_bit(TCP_WRITE_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) + sock_hold(sk); } bh_unlock_sock(sk); sock_put(sk); |
