nodeinfo: Rename nodeGetCPUBitmap() to nodeGetOnlineCPUBitmap()

The new name makes it clear that the returned bitmap contains the
information about which CPUs are online, not eg. which CPUs are
present.

No behavioral change.

src/libvirt_private.syms

@@ -1000,7 +1000,6 @@ virLockManagerRelease;
 nodeAllocPages;
 nodeCapsInitNUMA;
 nodeGetCellsFreeMemory;
-nodeGetCPUBitmap;
 nodeGetCPUCount;
 nodeGetCPUMap;
 nodeGetCPUStats;
@@ -1009,6 +1008,7 @@ nodeGetInfo;
 nodeGetMemory;
 nodeGetMemoryParameters;
 nodeGetMemoryStats;
+nodeGetOnlineCPUBitmap;
 nodeGetPresentCPUBitmap;
 nodeSetMemoryParameters;
 

src/nodeinfo.c

@@ -1325,7 +1325,7 @@ nodeGetPresentCPUBitmap(const char *sysfs_prefix ATTRIBUTE_UNUSED)
 }
 
 virBitmapPtr
-nodeGetCPUBitmap(const char *sysfs_prefix ATTRIBUTE_UNUSED)
+nodeGetOnlineCPUBitmap(const char *sysfs_prefix ATTRIBUTE_UNUSED)
 {
 #ifdef __linux__
     const char *prefix = sysfs_prefix ? sysfs_prefix : SYSFS_SYSTEM_PATH;
@@ -1370,7 +1370,7 @@ nodeGetCPUBitmap(const char *sysfs_prefix ATTRIBUTE_UNUSED)
     return cpumap;
 #else
     virReportError(VIR_ERR_NO_SUPPORT, "%s",
-                   _("node cpumap not implemented on this platform"));
+                   _("node online CPU map not implemented on this platform"));
     return NULL;
 #endif
 }
@@ -1692,7 +1692,7 @@ nodeGetCPUMap(const char *sysfs_prefix,
     if (!cpumap && !online)
         return nodeGetCPUCount(sysfs_prefix);
 
-    if (!(cpus = nodeGetCPUBitmap(sysfs_prefix)))
+    if (!(cpus = nodeGetOnlineCPUBitmap(sysfs_prefix)))
         goto cleanup;
 
     if (cpumap && virBitmapToData(cpus, cpumap, &dummy) < 0)

src/nodeinfo.h

@@ -45,7 +45,7 @@ int nodeGetMemory(unsigned long long *mem,
                   unsigned long long *freeMem);
 
 virBitmapPtr nodeGetPresentCPUBitmap(const char *sysfs_prefix);
-virBitmapPtr nodeGetCPUBitmap(const char *sysfs_prefix);
+virBitmapPtr nodeGetOnlineCPUBitmap(const char *sysfs_prefix);
 int nodeGetCPUCount(const char *sysfs_prefix);
 
 int nodeGetMemoryParameters(virTypedParameterPtr params,