/dev/epoll update ( bugfix ) ...

There's a simple but important fix in net/ipv4/tcp.c:tcp_write_space where the call to sock_wake_async has been changed to sk_wake_async. Since sock_wake_async does not contain the call to the event dispatch code, it's easier to flush the Alan's patch queue than to receive POLLOUTs. I fixed it at the end of July but I think I screwed up thing in my /patch folder. The new patch is here :

http://www.xmailserver.org/linux-patches/nio-improve.html

- Davide