External/libvirt
1
0
Fork 0
mirror of https://gitlab.com/libvirt/libvirt.git synced 2025-01-22 04:25:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

cpu_x86: Introduce x86FeatureIsMigratable

Browse Source 
Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Jiri Denemark 2016-06-28 10:51:41 +02:00
parent 73b647d418
commit dbb14bb0f1
1 changed files with 23 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
src/cpu/cpu_x86.c
View File

@ -767,6 +767,22 @@ x86FeatureFindInternal(const char *name)
}
static bool
x86FeatureIsMigratable(const char *name,
void *cpu_map)
{
virCPUx86MapPtr map = cpu_map;
size_t i;
for (i = 0; i < map->nblockers; i++) {
if (STREQ(name, map->migrate_blockers[i]->name))
return false;
}
return true;
}
static char *
x86FeatureNames(virCPUx86MapPtr map,
const char *separator,
@ -1801,17 +1817,13 @@ x86Decode(virCPUDefPtr cpu,
* features directly */
if (flags & VIR_CONNECT_BASELINE_CPU_MIGRATABLE) {
for (i = 0; i < cpuModel->nfeatures; i++) {
size_t j;
for (j = 0; j < map->nblockers; j++) {
if (STREQ(map->migrate_blockers[j]->name,
cpuModel->features[i].name)) {
if (!x86FeatureIsMigratable(cpuModel->features[i].name, map)) {
VIR_FREE(cpuModel->features[i].name);
VIR_DELETE_ELEMENT_INPLACE(cpuModel->features, i,
cpuModel->nfeatures);
}
}
}
}
if (flags & VIR_CONNECT_BASELINE_CPU_EXPAND_FEATURES) {
if (x86DataCopy(&copy, &model->data) < 0 ||
@ -2531,14 +2543,11 @@ x86UpdateHostModel(virCPUDefPtr guest,
* Note: this only works as long as no CPU model contains non-migratable
* features directly */
for (i = 0; i < guest->nfeatures; i++) {
size_t j;
for (j = 0; j < map->nblockers; j++) {
if (STREQ(map->migrate_blockers[j]->name, guest->features[i].name)) {
if (!x86FeatureIsMigratable(guest->features[i].name, map)) {
VIR_FREE(guest->features[i].name);
VIR_DELETE_ELEMENT_INPLACE(guest->features, i, guest->nfeatures);
}
}
}
for (i = 0; !passthrough && i < oldguest->nfeatures; i++) {
if (virCPUDefUpdateFeature(guest,
oldguest->features[i].name,