[libvirt] [PATCH 09/10] linkstate: qemu: Add detection of link state setting capability.
Adds a capability flag based on version number to detect if qemu
supports setting link state.
---
src/qemu/qemu_capabilities.c | 5 +++++
src/qemu/qemu_capabilities.h | 1 +
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 3f36212..d1823d0 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -123,6 +123,7 @@ VIR_ENUM_IMPL(qemuCaps, QEMU_CAPS_LAST,
"pci-multifunction", /* 60 */
"virtio-blk-pci.ioeventfd",
"sga",
+ "link-state",
);
struct qemu_feature_flags {
@@ -1033,6 +1034,10 @@ qemuCapsComputeCmdFlags(const char *help,
if (version >= 13000)
qemuCapsSet(flags, QEMU_CAPS_PCI_MULTIFUNCTION);
+
+ /* link state modification appeared before 0.11.0*/
+ if (version >= 11000)
+ qemuCapsSet(flags, QEMU_CAPS_LINK_SET);
}
/* We parse the output of 'qemu -help' to get the QEMU
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index d251262..10631f7 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -98,6 +98,7 @@ enum qemuCapsFlags {
QEMU_CAPS_PCI_MULTIFUNCTION = 60, /* -device multifunction=on|off */
QEMU_CAPS_VIRTIO_IOEVENTFD = 61, /* IOeventFD feature:
virtio-{net|blk}-pci.ioeventfd=on/off */
QEMU_CAPS_SGA = 62, /* Serial Graphics Adapter */
+ QEMU_CAPS_LINK_SET = 63, /* Modification of link state */
QEMU_CAPS_LAST, /* this must always be the last item */
};
--
1.7.6