Jun Koi wrote: > On 10/2/07, Avi Kivity <[EMAIL PROTECTED]> wrote: > >> repository: /home/avi/kvm >> branch: master >> commit b4e392c21c4b98c1c13af353caa3d6e6bcb6b8af >> Author: Avi Kivity <[EMAIL PROTECTED]> >> Date: Mon Oct 1 19:43:20 2007 +0200 >> >> kvm: qemu: generate signals on tap I/O >> >> currently tap does not generate signals on I/O; this causes >> network latency to be dependent on the timer tick (1ms without >> dyntick, guest dependent with dyntick). by generating a signal >> on I/O, we can inform the guest immediately that a packet has >> arrived. >> >> Signed-off-by: Avi Kivity <[EMAIL PROTECTED]> >> >> diff --git a/qemu/vl.c b/qemu/vl.c >> index 30c6561..fe49d2c 100644 >> --- a/qemu/vl.c >> +++ b/qemu/vl.c >> @@ -1170,7 +1170,8 @@ static void host_alarm_handler(int host_signum) >> last_clock = ti; >> } >> #endif >> - if (alarm_has_dynticks(alarm_timer) || >> + if (1 || >> + alarm_has_dynticks(alarm_timer) || >> qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL], >> qemu_get_clock(vm_clock)) || >> qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME], >> > > Why you put (1 || .... ) here, but not to remove all the checks below? > > Actually we better use another function for the fasync handler. This way the code is better understood. Dor. > Regards, > Jun > > ------------------------------------------------------------------------- > This SF.net email is sponsored by: Splunk Inc. > Still grepping through log files to find problems? Stop. > Now Search log events and configuration files using AJAX and a browser. > Download your FREE copy of Splunk now >> http://get.splunk.com/ > _______________________________________________ > kvm-commits mailing list > kvm-commits@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/kvm-commits > >
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