From: Avi Kivity <[EMAIL PROTECTED]>
Otherwise, we may miss incoming packets and only
collect them when some random timer fires. Fixes
network throughput regression after qemu-cvs merge.
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
diff --git a/qemu/vl.c b/qemu/vl.c
index 36a5928..28c5df4 100644
--- a/qemu/vl.c
+++ b/qemu/vl.c
@@ -7673,16 +7673,20 @@ void main_loop_wait(int timeout)
slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
}
#endif
+ moreio:
ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
if (ret > 0) {
IOHandlerRecord **pioh;
+ int more = 0;
for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
ioh->fd_read(ioh->opaque);
+ more = 1;
}
if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
ioh->fd_write(ioh->opaque);
+ more = 1;
}
}
@@ -7696,6 +7700,8 @@ void main_loop_wait(int timeout)
} else
pioh = &ioh->next;
}
+ if (more)
+ goto moreio;
}
#if defined(CONFIG_SLIRP)
if (slirp_inited) {
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