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cpu_x86: Prepare virCPUx86UpdateLive for easier extension

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Adding more checks into the existing if statements would turn them into
an unreadable mess.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Jiri Denemark 2020-03-09 14:12:04 +01:00
parent 68c0b85ecb
commit 8dc791b5d3
1 changed files with 9 additions and 3 deletions
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12
src/cpu/cpu_x86.c
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@ -3036,9 +3036,15 @@ virCPUx86UpdateLive(virCPUDefPtr cpu,
for (i = 0; i < map->nfeatures; i++) {
virCPUx86FeaturePtr feature = map->features[i];
virCPUFeaturePolicy expected = VIR_CPU_FEATURE_LAST;
if (x86DataIsSubset(&enabled, &feature->data) &&
!x86DataIsSubset(&model->data, &feature->data)) {
if (x86DataIsSubset(&model->data, &feature->data))
expected = VIR_CPU_FEATURE_REQUIRE;
else
expected = VIR_CPU_FEATURE_DISABLE;
if (expected == VIR_CPU_FEATURE_DISABLE &&
x86DataIsSubset(&enabled, &feature->data)) {
VIR_DEBUG("Feature '%s' enabled by the hypervisor", feature->name);
if (cpu->check == VIR_CPU_CHECK_FULL)
virBufferAsprintf(&bufAdded, "%s,", feature->name);
@ -3048,7 +3054,7 @@ virCPUx86UpdateLive(virCPUDefPtr cpu,
}
if (x86DataIsSubset(&disabled, &feature->data) ||
(x86DataIsSubset(&model->data, &feature->data) &&
(expected == VIR_CPU_FEATURE_REQUIRE &&
!x86DataIsSubset(&enabled, &feature->data))) {
VIR_DEBUG("Feature '%s' disabled by the hypervisor", feature->name);
if (cpu->check == VIR_CPU_CHECK_FULL)