[PATCH] qemu_process: Produce better debug message wrt domain namespaces
Michal Prívozník
mprivozn at redhat.com
Wed Feb 8 13:04:58 UTC 2023
On 2/7/23 19:30, Jim Fehlig wrote:
> On 2/7/23 04:17, Michal Privoznik wrote:
>> When going through debug log of a domain startup process, one can
>> meet the following line:
>>
>> debug : qemuProcessLaunch:7668 : Building mount namespace
>>
>> But this is in fact wrong. Firstly, domain namespaces are just
>> enabled in domain's privateData. Secondly, the debug message says
>> nothing about actual state of namespace - whether it was enabled
>> or not.
>>
>> Therefore, move the debug printing into
>> qemuProcessEnableDomainNamespaces() and tweak it so that the
>> actual value is reflected.
>>
>> Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
>> ---
>> src/qemu/qemu_process.c | 8 ++++++--
>> 1 file changed, 6 insertions(+), 2 deletions(-)
>>
>> diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
>> index e96b7689a3..68ced01ab2 100644
>> --- a/src/qemu/qemu_process.c
>> +++ b/src/qemu/qemu_process.c
>> @@ -7378,11 +7378,17 @@
>> qemuProcessEnableDomainNamespaces(virQEMUDriver *driver,
>> virDomainObj *vm)
>> {
>> g_autoptr(virQEMUDriverConfig) cfg =
>> virQEMUDriverGetConfig(driver);
>> + const char *state = "disabled";
>> if (virBitmapIsBitSet(cfg->namespaces, QEMU_DOMAIN_NS_MOUNT) &&
>> qemuDomainEnableNamespace(vm, QEMU_DOMAIN_NS_MOUNT) < 0)
>> return -1;
>> + if (qemuDomainNamespaceEnabled(vm, QEMU_DOMAIN_NS_MOUNT))
>> + state = "enabled";
>> +
>> + VIR_DEBUG("Mount namespace for domain name=%s are %s",
>> + vm->def->name, state);
>
> Nit: s/are/is/ since 'namespace' is singular.
Yeah. I went back and forth on "namespaces are enabled/disabled" and
just as I decided on singular I forgot to read it again, whether the
sentence makes sense.
>
>> return 0;
>> }
>> @@ -7706,8 +7712,6 @@ qemuProcessLaunch(virConnectPtr conn,
>> qemuDomainLogContextMarkPosition(logCtxt);
>> - VIR_DEBUG("Building mount namespace");
>> -
>> if (qemuProcessEnableDomainNamespaces(driver, vm) < 0)
>> goto cleanup;
>
> Reviewed-by: Jim Fehlig <jfehlig at suse.com>
Thanks!
Michal
More information about the libvir-list
mailing list