[PATCH v2 20/33] cpu_x86: Introduce virCPUx86DataAddFeature

[Jiri Denemark <jdenemar@xxxxxxxxxx>]

Signed-off-by: Jiri Denemark <jdenemar@xxxxxxxxxx>
---

Notes:
    Version 2:
    - no change

 src/cpu/cpu_x86.c        | 22 ++++++++++++++++++++++
 src/cpu/cpu_x86.h        |  3 +++
 src/libvirt_private.syms |  1 +
 3 files changed, 26 insertions(+)

diff --git a/src/cpu/cpu_x86.c b/src/cpu/cpu_x86.c
index ab5e5257d..b3bccd176 100644
--- a/src/cpu/cpu_x86.c
+++ b/src/cpu/cpu_x86.c
@@ -2756,6 +2756,28 @@ virCPUx86DataSetVendor(virCPUDataPtr cpuData,
 }
 
 
+int
+virCPUx86DataAddFeature(virCPUDataPtr cpuData,
+                        const char *name)
+{
+    virCPUx86FeaturePtr feature;
+    virCPUx86MapPtr map;
+
+    if (!(map = virCPUx86GetMap()))
+        return -1;
+
+    /* ignore unknown features */
+    if (!(feature = x86FeatureFind(map, name)) &&
+        !(feature = x86FeatureFindInternal(name)))
+        return 0;
+
+    if (x86DataAdd(&cpuData->data.x86, &feature->data) < 0)
+        return -1;
+
+    return 0;
+}
+
+
 struct cpuArchDriver cpuDriverX86 = {
     .name = "x86",
     .arch = archs,
diff --git a/src/cpu/cpu_x86.h b/src/cpu/cpu_x86.h
index ab5394914..91ec43fea 100644
--- a/src/cpu/cpu_x86.h
+++ b/src/cpu/cpu_x86.h
@@ -39,4 +39,7 @@ int virCPUx86DataSetSignature(virCPUDataPtr cpuData,
 int virCPUx86DataSetVendor(virCPUDataPtr cpuData,
                            const char *vendor);
 
+int virCPUx86DataAddFeature(virCPUDataPtr cpuData,
+                            const char *name);
+
 #endif /* __VIR_CPU_X86_H__ */
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 7338c31e7..1c071091d 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1006,6 +1006,7 @@ virCPUUpdate;
 
 # cpu/cpu_x86.h
 virCPUx86DataAddCPUID;
+virCPUx86DataAddFeature;
 virCPUx86DataSetSignature;
 virCPUx86DataSetVendor;
 
-- 
2.11.1

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