Re: [libvirt] [PATCH 2/2] esx:Fix esxDomainGetMaxVcpus to return correct vcpus
On Mon, Aug 13, 2018 at 11:21:05PM +0200, Matthias Bolte wrote: > 2018-08-10 5:56 GMT+02:00 Marcos Paulo de Souza : > > Before this change, esxDomainGetMaxVcpus returned -1, which in turn > > fails in libvirt. This commit reimplements esxDomainGetMaxVcpus instead > > of calling esxDomainGetVcpusFlags. The implementation checks for > > capability.maxSupportedVcpus, but as this one can be ommited in ESXi, we > > also check for capability.maxHostSupportedVcpus. With this change, > > virDomainSetVcpus, virDomainGetMaxVcpus and virDomainGetVcpusFlags and > > returning correct values. > > > > Signed-off-by: Marcos Paulo de Souza > > --- > > src/esx/esx_driver.c | 36 ++-- > > 1 file changed, 34 insertions(+), 2 deletions(-) > > > > diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c > > index d5e8a7b4eb..3169314fa4 100644 > > --- a/src/esx/esx_driver.c > > +++ b/src/esx/esx_driver.c > > @@ -2581,8 +2581,40 @@ esxDomainGetVcpusFlags(virDomainPtr domain, unsigned > > int flags) > > static int > > esxDomainGetMaxVcpus(virDomainPtr domain) > > { > > -return esxDomainGetVcpusFlags(domain, (VIR_DOMAIN_AFFECT_LIVE | > > - VIR_DOMAIN_VCPU_MAXIMUM)); > > +esxPrivate *priv = domain->conn->privateData; > > +esxVI_String *propertyNameList = NULL; > > +esxVI_ObjectContent *hostSystem = NULL; > > +esxVI_Int *supportedVcpus = NULL; > > +esxVI_Int *hostVcpus = NULL; > > + > > +if (esxVI_EnsureSession(priv->primary) < 0) > > +return -1; > > + > > +priv->maxVcpus = -1; > > + > > +if (esxVI_String_AppendValueToList(, > > + > > "capability.maxHostSupportedVcpus\0" > > + "capability.maxSupportedVcpus" > > + ) < 0 || > > +esxVI_LookupHostSystemProperties(priv->primary, propertyNameList, > > + ) < 0 || > > +esxVI_GetInt(hostSystem, "capability.maxHostSupportedVcpus", > > + , esxVI_Occurrence_RequiredItem) < 0 || > > +esxVI_GetInt(hostSystem, "capability.maxSupportedVcpus", > > + , esxVI_Occurrence_OptionalItem) < 0) > > + > > +goto cleanup; > > + > > +/* as maxSupportedVcpus is optional, check also for > > maxHostSupportedVcpus */ > > +priv->maxVcpus = supportedVcpus ? supportedVcpus->value : > > hostVcpus->value; > > + > > + cleanup: > > +esxVI_String_Free(); > > +esxVI_ObjectContent_Free(); > > +esxVI_Int_Free(); > > +esxVI_Int_Free(); > > + > > +return priv->maxVcpus; > > } > > This is the wrong way to fix the situation. The correct way ist to > make esxDomainGetVcpusFlags handle the VIR_DOMAIN_VCPU_MAXIMUM flag > properly. Thanks for the suggestions, I will send a v2 soon. > > -- > Matthias Bolte > http://photron.blogspot.com -- Thanks, Marcos -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list
Re: [libvirt] [PATCH 2/2] esx:Fix esxDomainGetMaxVcpus to return correct vcpus
2018-08-10 5:56 GMT+02:00 Marcos Paulo de Souza : > Before this change, esxDomainGetMaxVcpus returned -1, which in turn > fails in libvirt. This commit reimplements esxDomainGetMaxVcpus instead > of calling esxDomainGetVcpusFlags. The implementation checks for > capability.maxSupportedVcpus, but as this one can be ommited in ESXi, we > also check for capability.maxHostSupportedVcpus. With this change, > virDomainSetVcpus, virDomainGetMaxVcpus and virDomainGetVcpusFlags and > returning correct values. > > Signed-off-by: Marcos Paulo de Souza > --- > src/esx/esx_driver.c | 36 ++-- > 1 file changed, 34 insertions(+), 2 deletions(-) > > diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c > index d5e8a7b4eb..3169314fa4 100644 > --- a/src/esx/esx_driver.c > +++ b/src/esx/esx_driver.c > @@ -2581,8 +2581,40 @@ esxDomainGetVcpusFlags(virDomainPtr domain, unsigned > int flags) > static int > esxDomainGetMaxVcpus(virDomainPtr domain) > { > -return esxDomainGetVcpusFlags(domain, (VIR_DOMAIN_AFFECT_LIVE | > - VIR_DOMAIN_VCPU_MAXIMUM)); > +esxPrivate *priv = domain->conn->privateData; > +esxVI_String *propertyNameList = NULL; > +esxVI_ObjectContent *hostSystem = NULL; > +esxVI_Int *supportedVcpus = NULL; > +esxVI_Int *hostVcpus = NULL; > + > +if (esxVI_EnsureSession(priv->primary) < 0) > +return -1; > + > +priv->maxVcpus = -1; > + > +if (esxVI_String_AppendValueToList(, > + > "capability.maxHostSupportedVcpus\0" > + "capability.maxSupportedVcpus" > + ) < 0 || > +esxVI_LookupHostSystemProperties(priv->primary, propertyNameList, > + ) < 0 || > +esxVI_GetInt(hostSystem, "capability.maxHostSupportedVcpus", > + , esxVI_Occurrence_RequiredItem) < 0 || > +esxVI_GetInt(hostSystem, "capability.maxSupportedVcpus", > + , esxVI_Occurrence_OptionalItem) < 0) > + > +goto cleanup; > + > +/* as maxSupportedVcpus is optional, check also for > maxHostSupportedVcpus */ > +priv->maxVcpus = supportedVcpus ? supportedVcpus->value : > hostVcpus->value; > + > + cleanup: > +esxVI_String_Free(); > +esxVI_ObjectContent_Free(); > +esxVI_Int_Free(); > +esxVI_Int_Free(); > + > +return priv->maxVcpus; > } This is the wrong way to fix the situation. The correct way ist to make esxDomainGetVcpusFlags handle the VIR_DOMAIN_VCPU_MAXIMUM flag properly. -- Matthias Bolte http://photron.blogspot.com -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list
[libvirt] [PATCH 2/2] esx:Fix esxDomainGetMaxVcpus to return correct vcpus
Before this change, esxDomainGetMaxVcpus returned -1, which in turn fails in libvirt. This commit reimplements esxDomainGetMaxVcpus instead of calling esxDomainGetVcpusFlags. The implementation checks for capability.maxSupportedVcpus, but as this one can be ommited in ESXi, we also check for capability.maxHostSupportedVcpus. With this change, virDomainSetVcpus, virDomainGetMaxVcpus and virDomainGetVcpusFlags and returning correct values. Signed-off-by: Marcos Paulo de Souza --- src/esx/esx_driver.c | 36 ++-- 1 file changed, 34 insertions(+), 2 deletions(-) diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c index d5e8a7b4eb..3169314fa4 100644 --- a/src/esx/esx_driver.c +++ b/src/esx/esx_driver.c @@ -2581,8 +2581,40 @@ esxDomainGetVcpusFlags(virDomainPtr domain, unsigned int flags) static int esxDomainGetMaxVcpus(virDomainPtr domain) { -return esxDomainGetVcpusFlags(domain, (VIR_DOMAIN_AFFECT_LIVE | - VIR_DOMAIN_VCPU_MAXIMUM)); +esxPrivate *priv = domain->conn->privateData; +esxVI_String *propertyNameList = NULL; +esxVI_ObjectContent *hostSystem = NULL; +esxVI_Int *supportedVcpus = NULL; +esxVI_Int *hostVcpus = NULL; + +if (esxVI_EnsureSession(priv->primary) < 0) +return -1; + +priv->maxVcpus = -1; + +if (esxVI_String_AppendValueToList(, + "capability.maxHostSupportedVcpus\0" + "capability.maxSupportedVcpus" + ) < 0 || +esxVI_LookupHostSystemProperties(priv->primary, propertyNameList, + ) < 0 || +esxVI_GetInt(hostSystem, "capability.maxHostSupportedVcpus", + , esxVI_Occurrence_RequiredItem) < 0 || +esxVI_GetInt(hostSystem, "capability.maxSupportedVcpus", + , esxVI_Occurrence_OptionalItem) < 0) + +goto cleanup; + +/* as maxSupportedVcpus is optional, check also for maxHostSupportedVcpus */ +priv->maxVcpus = supportedVcpus ? supportedVcpus->value : hostVcpus->value; + + cleanup: +esxVI_String_Free(); +esxVI_ObjectContent_Free(); +esxVI_Int_Free(); +esxVI_Int_Free(); + +return priv->maxVcpus; } -- 2.17.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list