The libxl driver already supports getting maximum vcpu count via libxlDomainGetVcpusFlags, allowing to trivially implement virDomainGetMaxVcpus. Signed-off-by: Jim Fehlig <jfehlig(a)suse.com&gt; --- docs/news.html.in | 2 ++ src/libxl/libxl_driver.c | 8 ++++++++ 2 files changed, 10 insertions(+) diff --git a/docs/news.html.in b/docs/news.html.in index c222075..2365c39 100644 --- a/docs/news.html.in +++ b/docs/news.html.in @@ -39,6 +39,8 @@ _virStorageVolInfo structure. The --physical flag has been added to the virsh vol-info command to access the data </li> + <li>libxl: Implement virDomainGetMaxVcpus API + </li> </ul> </li> <li><strong>Improvements</strong> diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c index 7e5d9b6..51fe3d8 100644 --- a/src/libxl/libxl_driver.c +++ b/src/libxl/libxl_driver.c @@ -2363,6 +2363,13 @@ libxlDomainGetVcpusFlags(virDomainPtr dom, unsigned int flags) } static int +libxlDomainGetMaxVcpus(virDomainPtr dom) +{ + return libxlDomainGetVcpusFlags(dom, (VIR_DOMAIN_AFFECT_LIVE | + VIR_DOMAIN_VCPU_MAXIMUM)); +} + +static int libxlDomainPinVcpuFlags(virDomainPtr dom, unsigned int vcpu, unsigned char *cpumap, int maplen, unsigned int flags) @@ -6446,6 +6453,7 @@ static virHypervisorDriver libxlHypervisorDriver = { .domainSetVcpus = libxlDomainSetVcpus, /* 0.9.0 */ .domainSetVcpusFlags = libxlDomainSetVcpusFlags, /* 0.9.0 */ .domainGetVcpusFlags = libxlDomainGetVcpusFlags, /* 0.9.0 */ + .domainGetMaxVcpus = libxlDomainGetMaxVcpus, /* 3.0.0 */ .domainPinVcpu = libxlDomainPinVcpu, /* 0.9.0 */ .domainPinVcpuFlags = libxlDomainPinVcpuFlags, /* 1.2.1 */ .domainGetVcpus = libxlDomainGetVcpus, /* 0.9.0 */ -- 2.9.2