On 06/24/2010 01:47 PM, Daniel P. Berrange wrote:
> During incoming migration the QEMU monitor is not able to be
> used. The incoming migration code did not keep hold of the
> job lock because migration is split across multiple API calls.
> This meant that further monitor commands on the guest would
> hang until migration finished with no timeout.
>
> In this change the qemuDomainMigratePrepare method sets the
> job flag just before it returns. The qemuDomainMigrateFinish
> method checks for this job flag & clears it once done. This
> prevents any use of the monitor between prepare+finish steps.
>
> The qemuDomainGetJobInfo method is also updated to refresh
> the job elapsed time. This means that virsh domjobinfo can
> return time data during incoming migration
>
> * src/qemu/qemu_driver.c: Keep a job active during incoming
> migration. Refresh job elapsed time when returning job info
> ---
> src/qemu/qemu_driver.c | 80 +++++++++++++++++++++++++++++++++++++++++++++---
> 1 files changed, 75 insertions(+), 5 deletions(-)
ACK.
> + struct timeval now;
> +
> + if (gettimeofday(&now, NULL) < 0) {
Hmm, we probably should add gettimeofday to the list of gnulib modules,
for the sake of mingw.
--
Eric Blake eblake@xxxxxxxxxx +1-801-349-2682
Libvirt virtualization library http://libvirt.org
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