[Libvirt-cim] [PATCH 1 of 2] Add device change support (just for memory right now)

[Dan Smith]

# HG changeset patch
# User Dan Smith <danms at us.ibm.com>
# Date 1194897180 28800
# Node ID f86d7a5bfa6b597d3909eae06f367ec640fb0a2c
# Parent  c7572e9cdf49a37b96375e799c7b9818ae36fd1d
Add device change support (just for memory right now)

Signed-off-by: Dan Smith <danms at us.ibm.com>

diff -r c7572e9cdf49 -r f86d7a5bfa6b libxkutil/device_parsing.c
--- a/libxkutil/device_parsing.c	Mon Nov 12 11:07:46 2007 -0800
+++ b/libxkutil/device_parsing.c	Mon Nov 12 11:53:00 2007 -0800
@@ -615,9 +615,9 @@ void cleanup_dominfo(struct domain **dom
         *dominfo = NULL;
 }
 
-static int change_device(virDomainPtr dom,
-                         struct virt_device *dev,
-                         bool attach)
+static int _change_device(virDomainPtr dom,
+                          struct virt_device *dev,
+                          bool attach)
 {
         char *xml = NULL;
         int ret = 0;
@@ -648,11 +648,28 @@ static int change_device(virDomainPtr do
 
 }
 
+static int change_memory(virDomainPtr dom,
+                         struct virt_device *dev)
+{
+        CU_DEBUG("Changing memory of %s to %llu/%llu",
+                 virDomainGetName(dom),
+                 dev->dev.mem.size,
+                 dev->dev.mem.maxsize);
+
+        if (virDomainSetMemory(dom, dev->dev.mem.size))
+                return 0;
+
+        if (virDomainSetMaxMemory(dom, dev->dev.mem.maxsize))
+                return 0;
+
+        return 1;
+}
+
 int attach_device(virDomainPtr dom, struct virt_device *dev)
 {
         if ((dev->type == VIRT_DEV_NET) ||
             (dev->type == VIRT_DEV_DISK))
-                return change_device(dom, dev, true);
+                return _change_device(dom, dev, true);
 
         CU_DEBUG("Unhandled device type %i", dev->type);
 
@@ -663,7 +680,17 @@ int detach_device(virDomainPtr dom, stru
 {
         if ((dev->type == VIRT_DEV_NET) ||
             (dev->type == VIRT_DEV_DISK))
-                return change_device(dom, dev, false);
+                return _change_device(dom, dev, false);
+
+        CU_DEBUG("Unhandled device type %i", dev->type);
+
+        return 0;
+}
+
+int change_device(virDomainPtr dom, struct virt_device *dev)
+{
+        if (dev->type == VIRT_DEV_MEM)
+                return change_memory(dom, dev);
 
         CU_DEBUG("Unhandled device type %i", dev->type);
 
diff -r c7572e9cdf49 -r f86d7a5bfa6b libxkutil/device_parsing.h
--- a/libxkutil/device_parsing.h	Mon Nov 12 11:07:46 2007 -0800
+++ b/libxkutil/device_parsing.h	Mon Nov 12 11:53:00 2007 -0800
@@ -113,6 +113,7 @@ int parse_fq_devid(char *devid, char **h
 
 int attach_device(virDomainPtr dom, struct virt_device *dev);
 int detach_device(virDomainPtr dom, struct virt_device *dev);
+int change_device(virDomainPtr dom, struct virt_device *dev);
 
 #endif