[libvirt] [PATCH v2 25/45] conf: Introduce virCPUDefStealModel

The function moves CPU model related parts from one CPU definition to another. It can be used to avoid unnecessary copies from a temporary CPU definitions which will be freed anyway. Signed-off-by: Jiri Denemark <jdenemar(a)redhat.com&gt; --- Notes: Version 2: - s/virCPUDefMoveModel/virCPUDefStealModel/ src/conf/cpu_conf.c | 17 +++++++++++++++++ src/conf/cpu_conf.h | 4 ++++ src/libvirt_private.syms | 1 + 3 files changed, 22 insertions(+) diff --git a/src/conf/cpu_conf.c b/src/conf/cpu_conf.c index c6e847a..2e78b76 100644 --- a/src/conf/cpu_conf.c +++ b/src/conf/cpu_conf.c @@ -115,6 +115,23 @@ virCPUDefCopyModel(virCPUDefPtr dst, } +void +virCPUDefStealModel(virCPUDefPtr dst, + virCPUDefPtr src) +{ + virCPUDefFreeModel(dst); + + VIR_STEAL_PTR(dst->model, src->model); + VIR_STEAL_PTR(dst->vendor, src->vendor); + VIR_STEAL_PTR(dst->vendor_id, src->vendor_id); + VIR_STEAL_PTR(dst->features, src->features); + dst->nfeatures_max = src->nfeatures_max; + src->nfeatures_max = 0; + dst->nfeatures = src->nfeatures; + src->nfeatures = 0; +} + + virCPUDefPtr virCPUDefCopyWithoutModel(const virCPUDef *cpu) { diff --git a/src/conf/cpu_conf.h b/src/conf/cpu_conf.h index 2bbab9e..a5dd208 100644 --- a/src/conf/cpu_conf.h +++ b/src/conf/cpu_conf.h @@ -123,6 +123,10 @@ virCPUDefCopyModel(virCPUDefPtr dst, const virCPUDef *src, bool resetPolicy); +void +virCPUDefStealModel(virCPUDefPtr dst, + virCPUDefPtr src); + virCPUDefPtr virCPUDefCopy(const virCPUDef *cpu); diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index d4ae5af..adf330a 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -72,6 +72,7 @@ virCPUDefFormatBuf; virCPUDefFree; virCPUDefFreeModel; virCPUDefParseXML; +virCPUDefStealModel; virCPUDefUpdateFeature; virCPUModeTypeToString; -- 2.10.0