[libvirt PATCH for 8.6.0] qemu_migration_params: Avoid deadlock in qemuMigrationParamsReset
Michal Prívozník
mprivozn at redhat.com
Fri Jul 29 06:35:49 UTC 2022
On 7/28/22 16:01, Jiri Denemark wrote:
> In my recent comnmit v8.5.0-188-gc47f1abb81 I accidentally moved
> qemuMigrationParamsResetTLS after qemuDomainObjEnterMonitorAsync not
> noticing qemuMigrationParamsResetTLS will try to enter the monitor
> again. The second call will time out and return with a domain object
> locked. But we're still in monitor section and the object should be
> unlocked which means qemuDomainObjExitMonitor will deadlock trying to
> lock it again.
>
> Fixes: c47f1abb81194461377a0c608a7ecd87f9ce9146
> Signed-off-by: Jiri Denemark <jdenemar at redhat.com>
> ---
> src/qemu/qemu_migration_params.c | 12 +++++++++---
> 1 file changed, 9 insertions(+), 3 deletions(-)
Reviewed-by: Michal Privoznik <mprivozn at redhat.com>
Michal
More information about the libvir-list
mailing list