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libxl: add API wrapper for libxl_set_vcpuonline

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Upcoming changes will use different LIBXL_API_VERSION variants.

Prepare libxl_set_vcpuonline, which got a new parameter
"ao_how" in Xen 4.12. libvirt does not use this parameter.

No functional change intended.

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Reviewed-by: Jim Fehlig <jfehlig@suse.com>
This commit is contained in:
Olaf Hering 2021-03-25 17:26:09 +01:00 committed by Jim Fehlig
parent e8fd24d810
commit 06393ff7d3
2 changed files with 16 additions and 2 deletions
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14
src/libxl/libxl_api_wrapper.h
View File

@ -157,3 +157,17 @@ libxlGetFreeMemoryWrapper(libxl_ctx *ctx, uint64_t *memkb)
return ret; return ret;
} }
static inline int
libxlSetVcpuonlineWrapper(libxl_ctx *ctx, uint32_t domid, libxl_bitmap *cpumap)
{
int ret;
#if LIBXL_API_VERSION < 0x041300
ret = libxl_set_vcpuonline(ctx, domid, cpumap);
#else
ret = libxl_set_vcpuonline(ctx, domid, cpumap, NULL);
#endif
return ret;
}

4
src/libxl/libxl_driver.c
View File

@ -2331,7 +2331,7 @@ libxlDomainSetVcpusFlags(virDomainPtr dom, unsigned int nvcpus,
break; break;
case VIR_DOMAIN_VCPU_LIVE: case VIR_DOMAIN_VCPU_LIVE:
if (libxl_set_vcpuonline(cfg->ctx, vm->def->id, &map) != 0) { if (libxlSetVcpuonlineWrapper(cfg->ctx, vm->def->id, &map) != 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, virReportError(VIR_ERR_INTERNAL_ERROR,
_("Failed to set vcpus for domain '%d'" _("Failed to set vcpus for domain '%d'"
" with libxenlight"), vm->def->id); " with libxenlight"), vm->def->id);
@ -2342,7 +2342,7 @@ libxlDomainSetVcpusFlags(virDomainPtr dom, unsigned int nvcpus,
break; break;
case VIR_DOMAIN_VCPU_LIVE | VIR_DOMAIN_VCPU_CONFIG: case VIR_DOMAIN_VCPU_LIVE | VIR_DOMAIN_VCPU_CONFIG:
if (libxl_set_vcpuonline(cfg->ctx, vm->def->id, &map) != 0) { if (libxlSetVcpuonlineWrapper(cfg->ctx, vm->def->id, &map) != 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, virReportError(VIR_ERR_INTERNAL_ERROR,
_("Failed to set vcpus for domain '%d'" _("Failed to set vcpus for domain '%d'"
" with libxenlight"), vm->def->id); " with libxenlight"), vm->def->id);