mirror of
https://gitlab.com/libvirt/libvirt.git
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Xen: move versions to struct
Calling virInitialize() → xenRegister() → xenhypervisorInit() directly opens a connection to the Xen Hypervisor, which breaks some unit tests. Move all static variables into a struct to make it easier to override them when testing. Signed-off-by: Philipp Hahn <hahn@univention.de>
This commit is contained in:
Philipp Hahn
Eric Blake
parent
1518042bf3
commit
618758c9b4
@ -113,10 +113,13 @@ typedef privcmd_hypercall_t hypercall_t;
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static int xen_ioctl_hypercall_cmd = 0;
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static int initialized = 0;
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static int in_init = 0;
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static int hv_version = 0;
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static int hypervisor_version = 2;
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static int sys_interface_version = -1;
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static int dom_interface_version = -1;
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static struct xenHypervisorVersions hv_versions = {
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.hv = 0,
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.hypervisor = 2,
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.sys_interface = -1,
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.dom_interface = -1,
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};
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static int kb_per_pages = 0;
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/* Regular expressions used by xenHypervisorGetCapabilities, and
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@ -289,179 +292,179 @@ typedef struct xen_v2s5_availheap xen_v2s5_availheap;
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#define XEN_GETDOMAININFOLIST_ALLOC(domlist, size) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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(VIR_ALLOC_N(domlist.v0, (size)) == 0) : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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(VIR_ALLOC_N(domlist.v2d7, (size)) == 0) : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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(VIR_ALLOC_N(domlist.v2d6, (size)) == 0) : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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(VIR_ALLOC_N(domlist.v2d5, (size)) == 0) : \
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(VIR_ALLOC_N(domlist.v2, (size)) == 0)))))
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#define XEN_GETDOMAININFOLIST_FREE(domlist) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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VIR_FREE(domlist.v0) : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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VIR_FREE(domlist.v2d7) : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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VIR_FREE(domlist.v2d6) : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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VIR_FREE(domlist.v2d5) : \
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VIR_FREE(domlist.v2)))))
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#define XEN_GETDOMAININFOLIST_CLEAR(domlist, size) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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memset(domlist.v0, 0, sizeof(*domlist.v0) * size) : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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memset(domlist.v2d7, 0, sizeof(*domlist.v2d7) * size) : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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memset(domlist.v2d6, 0, sizeof(*domlist.v2d6) * size) : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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memset(domlist.v2d5, 0, sizeof(*domlist.v2d5) * size) : \
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memset(domlist.v2, 0, sizeof(*domlist.v2) * size)))))
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#define XEN_GETDOMAININFOLIST_DOMAIN(domlist, n) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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domlist.v0[n].domain : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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domlist.v2d7[n].domain : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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domlist.v2d6[n].domain : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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domlist.v2d5[n].domain : \
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domlist.v2[n].domain))))
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#define XEN_GETDOMAININFOLIST_UUID(domlist, n) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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domlist.v0[n].handle : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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domlist.v2d7[n].handle : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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domlist.v2d6[n].handle : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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domlist.v2d5[n].handle : \
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domlist.v2[n].handle))))
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#define XEN_GETDOMAININFOLIST_DATA(domlist) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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(void*)(domlist->v0) : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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(void*)(domlist->v2d7) : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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(void*)(domlist->v2d6) : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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(void*)(domlist->v2d5) : \
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(void*)(domlist->v2)))))
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#define XEN_GETDOMAININFO_SIZE \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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sizeof(xen_v0_getdomaininfo) : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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sizeof(xen_v2d7_getdomaininfo) : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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sizeof(xen_v2d6_getdomaininfo) : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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sizeof(xen_v2d5_getdomaininfo) : \
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sizeof(xen_v2_getdomaininfo)))))
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#define XEN_GETDOMAININFO_CLEAR(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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memset(&(dominfo.v0), 0, sizeof(xen_v0_getdomaininfo)) : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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memset(&(dominfo.v2d7), 0, sizeof(xen_v2d7_getdomaininfo)) : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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memset(&(dominfo.v2d6), 0, sizeof(xen_v2d6_getdomaininfo)) : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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memset(&(dominfo.v2d5), 0, sizeof(xen_v2d5_getdomaininfo)) : \
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memset(&(dominfo.v2), 0, sizeof(xen_v2_getdomaininfo))))))
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#define XEN_GETDOMAININFO_DOMAIN(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.domain : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.domain : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.domain : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.domain : \
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dominfo.v2.domain))))
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#define XEN_GETDOMAININFO_CPUTIME(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.cpu_time : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.cpu_time : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.cpu_time : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.cpu_time : \
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dominfo.v2.cpu_time))))
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#define XEN_GETDOMAININFO_CPUCOUNT(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.nr_online_vcpus : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.nr_online_vcpus : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.nr_online_vcpus : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.nr_online_vcpus : \
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dominfo.v2.nr_online_vcpus))))
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#define XEN_GETDOMAININFO_MAXCPUID(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.max_vcpu_id : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.max_vcpu_id : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.max_vcpu_id : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.max_vcpu_id : \
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dominfo.v2.max_vcpu_id))))
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#define XEN_GETDOMAININFO_FLAGS(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.flags : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.flags : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.flags : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.flags : \
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dominfo.v2.flags))))
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#define XEN_GETDOMAININFO_TOT_PAGES(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.tot_pages : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.tot_pages : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.tot_pages : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.tot_pages : \
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dominfo.v2.tot_pages))))
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#define XEN_GETDOMAININFO_MAX_PAGES(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.max_pages : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.max_pages : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.max_pages : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.max_pages : \
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dominfo.v2.max_pages))))
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#define XEN_GETDOMAININFO_UUID(dominfo) \
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(hypervisor_version < 2 ? \
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(hv_versions.hypervisor < 2 ? \
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dominfo.v0.handle : \
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(dom_interface_version >= 7 ? \
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(hv_versions.dom_interface >= 7 ? \
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dominfo.v2d7.handle : \
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(dom_interface_version == 6 ? \
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(hv_versions.dom_interface == 6 ? \
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dominfo.v2d6.handle : \
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(dom_interface_version == 5 ? \
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(hv_versions.dom_interface == 5 ? \
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dominfo.v2d5.handle : \
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dominfo.v2.handle))))
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@ -874,7 +877,7 @@ xenHypervisorDoV0Op(int handle, xen_op_v0 * op)
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v0_hypercall_t hc;
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memset(&hc, 0, sizeof(hc));
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op->interface_version = hv_version << 8;
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op->interface_version = hv_versions.hv << 8;
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hc.op = __HYPERVISOR_dom0_op;
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hc.arg[0] = (unsigned long) op;
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@ -959,7 +962,7 @@ xenHypervisorDoV2Sys(int handle, xen_op_v2_sys* op)
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hypercall_t hc;
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memset(&hc, 0, sizeof(hc));
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op->interface_version = sys_interface_version;
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op->interface_version = hv_versions.sys_interface;
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hc.op = __HYPERVISOR_sysctl;
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hc.arg[0] = (unsigned long) op;
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@ -1002,7 +1005,7 @@ xenHypervisorDoV2Dom(int handle, xen_op_v2_dom* op)
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hypercall_t hc;
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memset(&hc, 0, sizeof(hc));
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op->interface_version = dom_interface_version;
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op->interface_version = hv_versions.dom_interface;
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hc.op = __HYPERVISOR_domctl;
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hc.arg[0] = (unsigned long) op;
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@ -1050,13 +1053,13 @@ virXen_getdomaininfolist(int handle, int first_domain, int maxids,
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virXenError(VIR_ERR_XEN_CALL, " locking");
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return (-1);
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}
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if (hypervisor_version > 1) {
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if (hv_versions.hypervisor > 1) {
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xen_op_v2_sys op;
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memset(&op, 0, sizeof(op));
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op.cmd = XEN_V2_OP_GETDOMAININFOLIST;
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if (sys_interface_version < 3) {
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if (hv_versions.sys_interface < 3) {
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op.u.getdomaininfolist.first_domain = (domid_t) first_domain;
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op.u.getdomaininfolist.max_domains = maxids;
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op.u.getdomaininfolist.buffer = dominfos->v2;
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@ -1070,12 +1073,12 @@ virXen_getdomaininfolist(int handle, int first_domain, int maxids,
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ret = xenHypervisorDoV2Sys(handle, &op);
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if (ret == 0) {
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if (sys_interface_version < 3)
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if (hv_versions.sys_interface < 3)
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ret = op.u.getdomaininfolist.num_domains;
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else
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ret = op.u.getdomaininfolists3.num_domains;
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}
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} else if (hypervisor_version == 1) {
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} else if (hv_versions.hypervisor == 1) {
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xen_op_v1 op;
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memset(&op, 0, sizeof(op));
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@ -1087,7 +1090,7 @@ virXen_getdomaininfolist(int handle, int first_domain, int maxids,
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ret = xenHypervisorDoV1Op(handle, &op);
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if (ret == 0)
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ret = op.u.getdomaininfolist.num_domains;
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} else if (hypervisor_version == 0) {
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} else if (hv_versions.hypervisor == 0) {
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xen_op_v0 op;
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memset(&op, 0, sizeof(op));
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@ -1113,7 +1116,7 @@ virXen_getdomaininfo(int handle, int first_domain,
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xen_getdomaininfo *dominfo) {
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xen_getdomaininfolist dominfos;
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if (hypervisor_version < 2) {
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if (hv_versions.hypervisor < 2) {
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dominfos.v0 = &(dominfo->v0);
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} else {
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dominfos.v2 = &(dominfo->v2);
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@ -1157,17 +1160,17 @@ xenHypervisorGetSchedulerType(virDomainPtr domain, int *nparams)
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}
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/*
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* Support only dom_interface_version >=5
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* Support only hv_versions.dom_interface >=5
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* (Xen3.1.0 or later)
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* TODO: check on Xen 3.0.3
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*/
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if (dom_interface_version < 5) {
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if (hv_versions.dom_interface < 5) {
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virXenErrorFunc(VIR_ERR_NO_XEN, __FUNCTION__,
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"unsupported in dom interface < 5", 0);
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return NULL;
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}
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if (hypervisor_version > 1) {
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if (hv_versions.hypervisor > 1) {
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xen_op_v2_sys op;
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int ret;
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@ -1241,17 +1244,17 @@ xenHypervisorGetSchedulerParameters(virDomainPtr domain,
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}
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/*
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* Support only dom_interface_version >=5
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* Support only hv_versions.dom_interface >=5
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* (Xen3.1.0 or later)
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* TODO: check on Xen 3.0.3
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*/
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if (dom_interface_version < 5) {
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if (hv_versions.dom_interface < 5) {
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virXenErrorFunc(VIR_ERR_NO_XEN, __FUNCTION__,
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"unsupported in dom interface < 5", 0);
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return -1;
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}
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if (hypervisor_version > 1) {
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if (hv_versions.hypervisor > 1) {
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xen_op_v2_sys op_sys;
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xen_op_v2_dom op_dom;
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int ret;
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@ -1358,17 +1361,17 @@ xenHypervisorSetSchedulerParameters(virDomainPtr domain,
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}
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/*
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* Support only dom_interface_version >=5
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* Support only hv_versions.dom_interface >=5
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* (Xen3.1.0 or later)
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* TODO: check on Xen 3.0.3
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*/
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if (dom_interface_version < 5) {
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if (hv_versions.dom_interface < 5) {
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virXenErrorFunc(VIR_ERR_NO_XEN, __FUNCTION__,
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"unsupported in dom interface < 5", 0);
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return -1;
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}
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if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_sys op_sys;
|
||||
xen_op_v2_dom op_dom;
|
||||
int ret;
|
||||
@ -1515,21 +1518,21 @@ virXen_pausedomain(int handle, int id)
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V2_OP_PAUSEDOMAIN;
|
||||
op.domain = (domid_t) id;
|
||||
ret = xenHypervisorDoV2Dom(handle, &op);
|
||||
} else if (hypervisor_version == 1) {
|
||||
} else if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V1_OP_PAUSEDOMAIN;
|
||||
op.u.domain.domain = (domid_t) id;
|
||||
ret = xenHypervisorDoV1Op(handle, &op);
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v0 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1554,21 +1557,21 @@ virXen_unpausedomain(int handle, int id)
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V2_OP_UNPAUSEDOMAIN;
|
||||
op.domain = (domid_t) id;
|
||||
ret = xenHypervisorDoV2Dom(handle, &op);
|
||||
} else if (hypervisor_version == 1) {
|
||||
} else if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V1_OP_UNPAUSEDOMAIN;
|
||||
op.u.domain.domain = (domid_t) id;
|
||||
ret = xenHypervisorDoV1Op(handle, &op);
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v0 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1593,21 +1596,21 @@ virXen_destroydomain(int handle, int id)
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V2_OP_DESTROYDOMAIN;
|
||||
op.domain = (domid_t) id;
|
||||
ret = xenHypervisorDoV2Dom(handle, &op);
|
||||
} else if (hypervisor_version == 1) {
|
||||
} else if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V1_OP_DESTROYDOMAIN;
|
||||
op.u.domain.domain = (domid_t) id;
|
||||
ret = xenHypervisorDoV1Op(handle, &op);
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v0 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1633,18 +1636,18 @@ virXen_setmaxmem(int handle, int id, unsigned long memory)
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V2_OP_SETMAXMEM;
|
||||
op.domain = (domid_t) id;
|
||||
if (dom_interface_version < 5)
|
||||
if (hv_versions.dom_interface < 5)
|
||||
op.u.setmaxmem.maxmem = memory;
|
||||
else
|
||||
op.u.setmaxmemd5.maxmem = memory;
|
||||
ret = xenHypervisorDoV2Dom(handle, &op);
|
||||
} else if (hypervisor_version == 1) {
|
||||
} else if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1652,7 +1655,7 @@ virXen_setmaxmem(int handle, int id, unsigned long memory)
|
||||
op.u.setmaxmem.domain = (domid_t) id;
|
||||
op.u.setmaxmem.maxmem = memory;
|
||||
ret = xenHypervisorDoV1Op(handle, &op);
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v0 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1679,7 +1682,7 @@ virXen_setmaxvcpus(int handle, int id, unsigned int vcpus)
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1687,7 +1690,7 @@ virXen_setmaxvcpus(int handle, int id, unsigned int vcpus)
|
||||
op.domain = (domid_t) id;
|
||||
op.u.setmaxvcpu.maxvcpu = vcpus;
|
||||
ret = xenHypervisorDoV2Dom(handle, &op);
|
||||
} else if (hypervisor_version == 1) {
|
||||
} else if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1695,7 +1698,7 @@ virXen_setmaxvcpus(int handle, int id, unsigned int vcpus)
|
||||
op.u.setmaxvcpu.domain = (domid_t) id;
|
||||
op.u.setmaxvcpu.maxvcpu = vcpus;
|
||||
ret = xenHypervisorDoV1Op(handle, &op);
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v0 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1728,7 +1731,7 @@ virXen_setvcpumap(int handle, int id, unsigned int vcpu,
|
||||
unsigned char *bitmap = NULL;
|
||||
uint32_t nr_cpus;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
if (lock_pages(cpumap, maplen) < 0) {
|
||||
@ -1754,7 +1757,7 @@ virXen_setvcpumap(int handle, int id, unsigned int vcpu,
|
||||
nr_cpus = maplen * 8;
|
||||
}
|
||||
|
||||
if (dom_interface_version < 5) {
|
||||
if (hv_versions.dom_interface < 5) {
|
||||
op.u.setvcpumap.vcpu = vcpu;
|
||||
op.u.setvcpumap.cpumap.bitmap = bitmap;
|
||||
op.u.setvcpumap.cpumap.nr_cpus = nr_cpus;
|
||||
@ -1782,7 +1785,7 @@ virXen_setvcpumap(int handle, int id, unsigned int vcpu,
|
||||
for (j = 0; j < maplen; j++)
|
||||
*(pm + (j / 8)) |= cpumap[j] << (8 * (j & 7));
|
||||
|
||||
if (hypervisor_version == 1) {
|
||||
if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1791,7 +1794,7 @@ virXen_setvcpumap(int handle, int id, unsigned int vcpu,
|
||||
op.u.setvcpumap.vcpu = vcpu;
|
||||
op.u.setvcpumap.cpumap = xen_cpumap;
|
||||
ret = xenHypervisorDoV1Op(handle, &op);
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v0 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1824,13 +1827,13 @@ virXen_getvcpusinfo(int handle, int id, unsigned int vcpu, virVcpuInfoPtr ipt,
|
||||
{
|
||||
int ret = -1;
|
||||
|
||||
if (hypervisor_version > 1) {
|
||||
if (hv_versions.hypervisor > 1) {
|
||||
xen_op_v2_dom op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V2_OP_GETVCPUINFO;
|
||||
op.domain = (domid_t) id;
|
||||
if (dom_interface_version < 5)
|
||||
if (hv_versions.dom_interface < 5)
|
||||
op.u.getvcpuinfo.vcpu = (uint16_t) vcpu;
|
||||
else
|
||||
op.u.getvcpuinfod5.vcpu = (uint16_t) vcpu;
|
||||
@ -1839,7 +1842,7 @@ virXen_getvcpusinfo(int handle, int id, unsigned int vcpu, virVcpuInfoPtr ipt,
|
||||
if (ret < 0)
|
||||
return(-1);
|
||||
ipt->number = vcpu;
|
||||
if (dom_interface_version < 5) {
|
||||
if (hv_versions.dom_interface < 5) {
|
||||
if (op.u.getvcpuinfo.online) {
|
||||
if (op.u.getvcpuinfo.running)
|
||||
ipt->state = VIR_VCPU_RUNNING;
|
||||
@ -1871,7 +1874,7 @@ virXen_getvcpusinfo(int handle, int id, unsigned int vcpu, virVcpuInfoPtr ipt,
|
||||
memset(&op, 0, sizeof(op));
|
||||
op.cmd = XEN_V2_OP_GETVCPUMAP;
|
||||
op.domain = (domid_t) id;
|
||||
if (dom_interface_version < 5) {
|
||||
if (hv_versions.dom_interface < 5) {
|
||||
op.u.getvcpumap.vcpu = vcpu;
|
||||
op.u.getvcpumap.cpumap.bitmap = cpumap;
|
||||
op.u.getvcpumap.cpumap.nr_cpus = maplen * 8;
|
||||
@ -1893,7 +1896,7 @@ virXen_getvcpusinfo(int handle, int id, unsigned int vcpu, virVcpuInfoPtr ipt,
|
||||
if (maplen > (int)sizeof(cpumap_t))
|
||||
mapl = (int)sizeof(cpumap_t);
|
||||
|
||||
if (hypervisor_version == 1) {
|
||||
if (hv_versions.hypervisor == 1) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1917,7 +1920,7 @@ virXen_getvcpusinfo(int handle, int id, unsigned int vcpu, virVcpuInfoPtr ipt,
|
||||
VIR_USE_CPU(cpumap, cpu);
|
||||
}
|
||||
}
|
||||
} else if (hypervisor_version == 0) {
|
||||
} else if (hv_versions.hypervisor == 0) {
|
||||
xen_op_v1 op;
|
||||
|
||||
memset(&op, 0, sizeof(op));
|
||||
@ -1962,7 +1965,7 @@ xenHypervisorInit(void)
|
||||
virVcpuInfoPtr ipt = NULL;
|
||||
|
||||
if (initialized) {
|
||||
if (hypervisor_version == -1)
|
||||
if (hv_versions.hypervisor == -1)
|
||||
return (-1);
|
||||
return(0);
|
||||
}
|
||||
@ -2007,7 +2010,7 @@ xenHypervisorInit(void)
|
||||
/* Xen hypervisor version detection begins. */
|
||||
ret = open(XEN_HYPERVISOR_SOCKET, O_RDWR);
|
||||
if (ret < 0) {
|
||||
hypervisor_version = -1;
|
||||
hv_versions.hypervisor = -1;
|
||||
return(-1);
|
||||
}
|
||||
fd = ret;
|
||||
@ -2025,7 +2028,7 @@ xenHypervisorInit(void)
|
||||
|
||||
if ((ret != -1) && (ret != 0)) {
|
||||
VIR_DEBUG("Using new hypervisor call: %X", ret);
|
||||
hv_version = ret;
|
||||
hv_versions.hv = ret;
|
||||
xen_ioctl_hypercall_cmd = cmd;
|
||||
goto detect_v2;
|
||||
}
|
||||
@ -2041,9 +2044,9 @@ xenHypervisorInit(void)
|
||||
ret = ioctl(fd, cmd, (unsigned long) &v0_hc);
|
||||
if ((ret != -1) && (ret != 0)) {
|
||||
VIR_DEBUG("Using old hypervisor call: %X", ret);
|
||||
hv_version = ret;
|
||||
hv_versions.hv = ret;
|
||||
xen_ioctl_hypercall_cmd = cmd;
|
||||
hypervisor_version = 0;
|
||||
hv_versions.hypervisor = 0;
|
||||
goto done;
|
||||
}
|
||||
#endif
|
||||
@ -2052,7 +2055,7 @@ xenHypervisorInit(void)
|
||||
* we failed to make any hypercall
|
||||
*/
|
||||
|
||||
hypervisor_version = -1;
|
||||
hv_versions.hypervisor = -1;
|
||||
virXenError(VIR_ERR_XEN_CALL, " ioctl %lu",
|
||||
(unsigned long) IOCTL_PRIVCMD_HYPERCALL);
|
||||
VIR_FORCE_CLOSE(fd);
|
||||
@ -2065,53 +2068,53 @@ xenHypervisorInit(void)
|
||||
* Try to detect if we are running a version post 3.0.2 with the new ones
|
||||
* or the old ones
|
||||
*/
|
||||
hypervisor_version = 2;
|
||||
hv_versions.hypervisor = 2;
|
||||
|
||||
if (VIR_ALLOC(ipt) < 0) {
|
||||
virReportOOMError();
|
||||
return(-1);
|
||||
}
|
||||
/* Currently consider RHEL5.0 Fedora7, xen-3.1, and xen-unstable */
|
||||
sys_interface_version = 2; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
hv_versions.sys_interface = 2; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
/* RHEL 5.0 */
|
||||
dom_interface_version = 3; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 3; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
if (virXen_getvcpusinfo(fd, 0, 0, ipt, NULL, 0) == 0){
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver2 dom ver3");
|
||||
goto done;
|
||||
}
|
||||
/* Fedora 7 */
|
||||
dom_interface_version = 4; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 4; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
if (virXen_getvcpusinfo(fd, 0, 0, ipt, NULL, 0) == 0){
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver2 dom ver4");
|
||||
goto done;
|
||||
}
|
||||
}
|
||||
|
||||
sys_interface_version = 3; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
hv_versions.sys_interface = 3; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
/* xen-3.1 */
|
||||
dom_interface_version = 5; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 5; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
if (virXen_getvcpusinfo(fd, 0, 0, ipt, NULL, 0) == 0){
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver3 dom ver5");
|
||||
goto done;
|
||||
}
|
||||
}
|
||||
|
||||
sys_interface_version = 4; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
hv_versions.sys_interface = 4; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
/* Fedora 8 */
|
||||
dom_interface_version = 5; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 5; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
if (virXen_getvcpusinfo(fd, 0, 0, ipt, NULL, 0) == 0){
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver4 dom ver5");
|
||||
goto done;
|
||||
}
|
||||
}
|
||||
|
||||
sys_interface_version = 6; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
hv_versions.sys_interface = 6; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
/* Xen 3.2, Fedora 9 */
|
||||
dom_interface_version = 5; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 5; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
if (virXen_getvcpusinfo(fd, 0, 0, ipt, NULL, 0) == 0){
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver6 dom ver5");
|
||||
goto done;
|
||||
@ -2119,9 +2122,9 @@ xenHypervisorInit(void)
|
||||
}
|
||||
|
||||
/* Xen 4.0 */
|
||||
sys_interface_version = 7; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
hv_versions.sys_interface = 7; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
dom_interface_version = 6; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 6; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver7 dom ver6");
|
||||
goto done;
|
||||
}
|
||||
@ -2130,15 +2133,15 @@ xenHypervisorInit(void)
|
||||
* sysctl version 8 -> xen-unstable c/s 21118:28e5409e3fb3
|
||||
* domctl version 7 -> xen-unstable c/s 21212:de94884a669c
|
||||
*/
|
||||
sys_interface_version = 8; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
hv_versions.sys_interface = 8; /* XEN_SYSCTL_INTERFACE_VERSION */
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
dom_interface_version = 7; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
hv_versions.dom_interface = 7; /* XEN_DOMCTL_INTERFACE_VERSION */
|
||||
VIR_DEBUG("Using hypervisor call v2, sys ver8 dom ver7\n");
|
||||
goto done;
|
||||
}
|
||||
|
||||
hypervisor_version = 1;
|
||||
sys_interface_version = -1;
|
||||
hv_versions.hypervisor = 1;
|
||||
hv_versions.sys_interface = -1;
|
||||
if (virXen_getdomaininfo(fd, 0, &info) == 1) {
|
||||
VIR_DEBUG("Using hypervisor call v1");
|
||||
goto done;
|
||||
@ -2149,7 +2152,7 @@ xenHypervisorInit(void)
|
||||
*/
|
||||
|
||||
VIR_DEBUG("Failed to find any Xen hypervisor method");
|
||||
hypervisor_version = -1;
|
||||
hv_versions.hypervisor = -1;
|
||||
virXenError(VIR_ERR_XEN_CALL, " ioctl %lu",
|
||||
(unsigned long)IOCTL_PRIVCMD_HYPERCALL);
|
||||
VIR_FORCE_CLOSE(fd);
|
||||
@ -2250,7 +2253,7 @@ xenHypervisorGetVersion(virConnectPtr conn, unsigned long *hvVer)
|
||||
priv = (xenUnifiedPrivatePtr) conn->privateData;
|
||||
if (priv->handle < 0 || hvVer == NULL)
|
||||
return (-1);
|
||||
*hvVer = (hv_version >> 16) * 1000000 + (hv_version & 0xFFFF) * 1000;
|
||||
*hvVer = (hv_versions.hv >> 16) * 1000000 + (hv_versions.hv & 0xFFFF) * 1000;
|
||||
return(0);
|
||||
}
|
||||
|
||||
@ -2273,8 +2276,8 @@ xenHypervisorBuildCapabilities(virConnectPtr conn,
|
||||
int nr_guest_archs) {
|
||||
virCapsPtr caps;
|
||||
int i;
|
||||
int hv_major = hv_version >> 16;
|
||||
int hv_minor = hv_version & 0xFFFF;
|
||||
int hv_major = hv_versions.hv >> 16;
|
||||
int hv_minor = hv_versions.hv & 0xFFFF;
|
||||
|
||||
if ((caps = virCapabilitiesNew(hostmachine, 1, 1)) == NULL)
|
||||
goto no_memory;
|
||||
@ -2294,7 +2297,7 @@ xenHypervisorBuildCapabilities(virConnectPtr conn,
|
||||
goto no_memory;
|
||||
|
||||
|
||||
if (sys_interface_version >= SYS_IFACE_MIN_VERS_NUMA && conn != NULL) {
|
||||
if (hv_versions.sys_interface >= SYS_IFACE_MIN_VERS_NUMA && conn != NULL) {
|
||||
if (xenDaemonNodeGetTopology(conn, caps) != 0) {
|
||||
virCapabilitiesFree(caps);
|
||||
return NULL;
|
||||
@ -2883,8 +2886,8 @@ xenHypervisorDomainGetOSType (virDomainPtr dom)
|
||||
}
|
||||
|
||||
/* HV's earlier than 3.1.0 don't include the HVM flags in guests status*/
|
||||
if (hypervisor_version < 2 ||
|
||||
dom_interface_version < 4) {
|
||||
if (hv_versions.hypervisor < 2 ||
|
||||
hv_versions.dom_interface < 4) {
|
||||
virXenErrorFunc(VIR_ERR_INTERNAL_ERROR, __FUNCTION__,
|
||||
_("unsupported in dom interface < 4"), 0);
|
||||
return (NULL);
|
||||
@ -3319,9 +3322,9 @@ xenHypervisorNodeGetCellsFreeMemory(virConnectPtr conn, unsigned long long *free
|
||||
}
|
||||
|
||||
/*
|
||||
* Support only sys_interface_version >=4
|
||||
* Support only hv_versions.sys_interface >=4
|
||||
*/
|
||||
if (sys_interface_version < SYS_IFACE_MIN_VERS_NUMA) {
|
||||
if (hv_versions.sys_interface < SYS_IFACE_MIN_VERS_NUMA) {
|
||||
virXenErrorFunc(VIR_ERR_XEN_CALL, __FUNCTION__,
|
||||
"unsupported in sys interface < 4", 0);
|
||||
return -1;
|
||||
@ -3337,7 +3340,7 @@ xenHypervisorNodeGetCellsFreeMemory(virConnectPtr conn, unsigned long long *free
|
||||
op_sys.cmd = XEN_V2_OP_GETAVAILHEAP;
|
||||
|
||||
for (i = startCell, j = 0;(i < priv->nbNodeCells) && (j < maxCells);i++,j++) {
|
||||
if (sys_interface_version >= 5)
|
||||
if (hv_versions.sys_interface >= 5)
|
||||
op_sys.u.availheap5.node = i;
|
||||
else
|
||||
op_sys.u.availheap.node = i;
|
||||
@ -3345,7 +3348,7 @@ xenHypervisorNodeGetCellsFreeMemory(virConnectPtr conn, unsigned long long *free
|
||||
if (ret < 0) {
|
||||
return(-1);
|
||||
}
|
||||
if (sys_interface_version >= 5)
|
||||
if (hv_versions.sys_interface >= 5)
|
||||
freeMems[j] = op_sys.u.availheap5.avail_bytes;
|
||||
else
|
||||
freeMems[j] = op_sys.u.availheap.avail_bytes;
|
||||
|
||||
@ -17,6 +17,14 @@
|
||||
# include "capabilities.h"
|
||||
# include "driver.h"
|
||||
|
||||
/* See xenHypervisorInit() for details. */
|
||||
struct xenHypervisorVersions {
|
||||
int hv; /* u16 major,minor hypervisor version */
|
||||
int hypervisor; /* -1,0,1,2,3 */
|
||||
int sys_interface; /* -1,2,3,4,6,7,8 */
|
||||
int dom_interface; /* -1,3,4,5,6,7 */
|
||||
};
|
||||
|
||||
extern struct xenUnifiedDriver xenHypervisorDriver;
|
||||
int xenHypervisorInit (void);
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user