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| author | Jan Kiszka <jan.kiszka@siemens.com> | 2009-06-24 14:42:30 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-06-29 08:52:49 -0500 |
| commit | f1d99bbdcd395651e9c1ee71825e29b503f4129a (patch) | |
| tree | aabdcc22f1c273d7f8e2c183e736dd17abd0b1d5 /slirp/slirp.c | |
| parent | d6cf84e1de0a167963f0803d6e39f6ca03e27eaa (diff) | |
| download | qemu-f1d99bbdcd395651e9c1ee71825e29b503f4129a.zip qemu-f1d99bbdcd395651e9c1ee71825e29b503f4129a.tar.gz qemu-f1d99bbdcd395651e9c1ee71825e29b503f4129a.tar.bz2 | |
slirp: Clean up timeout handling around slirp_select_fill/poll
Again lot of dead code. Remove it.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'slirp/slirp.c')
| -rw-r--r-- | slirp/slirp.c | 40 |
1 files changed, 4 insertions, 36 deletions
diff --git a/slirp/slirp.c b/slirp/slirp.c index cf52d36..9b51c0b 100644 --- a/slirp/slirp.c +++ b/slirp/slirp.c @@ -52,13 +52,16 @@ static struct in_addr client_ipaddr; static const uint8_t zero_ethaddr[6] = { 0, 0, 0, 0, 0, 0 }; int slirp_restrict; -static int do_slowtimo; int link_up; struct ex_list *exec_list; /* XXX: suppress those select globals */ fd_set *global_readfds, *global_writefds, *global_xfds; +u_int curtime; +static u_int time_fasttimo, last_slowtimo; +static int do_slowtimo; + char slirp_hostname[33]; #ifdef _WIN32 @@ -267,9 +270,7 @@ void slirp_select_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set *xfds) { struct socket *so, *so_next; - struct timeval timeout; int nfds; - int tmp_time; if (!link_up) { return; @@ -380,39 +381,6 @@ void slirp_select_fill(int *pnfds, } } - /* - * Setup timeout to use minimum CPU usage, especially when idle - */ - - /* - * First, see the timeout needed by *timo - */ - timeout.tv_sec = 0; - timeout.tv_usec = -1; - /* - * If a slowtimo is needed, set timeout to 500ms from the last - * slow timeout. If a fast timeout is needed, set timeout within - * 200ms of when it was requested. - */ - if (do_slowtimo) { - /* XXX + 10000 because some select()'s aren't that accurate */ - timeout.tv_usec = ((500 - (curtime - last_slowtimo)) * 1000) + 10000; - if (timeout.tv_usec < 0) - timeout.tv_usec = 0; - else if (timeout.tv_usec > 510000) - timeout.tv_usec = 510000; - - /* Can only fasttimo if we also slowtimo */ - if (time_fasttimo) { - tmp_time = (200 - (curtime - time_fasttimo)) * 1000; - if (tmp_time < 0) - tmp_time = 0; - - /* Choose the smallest of the 2 */ - if (tmp_time < timeout.tv_usec) - timeout.tv_usec = (u_int)tmp_time; - } - } *pnfds = nfds; } |