[PATCH v5 8/8] add vnuma info out on debug-key

[Elena Ufimtseva <ufimtseva@gmail.com>]

Signed-off-by: Elena Ufimtseva <ufimtseva@gmail.com>
---
 xen/arch/x86/numa.c |   29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/xen/arch/x86/numa.c b/xen/arch/x86/numa.c
index b141877..8377492 100644
--- a/xen/arch/x86/numa.c
+++ b/xen/arch/x86/numa.c
@@ -347,9 +347,10 @@ EXPORT_SYMBOL(node_data);
 static void dump_numa(unsigned char key)
 {
 	s_time_t now = NOW();
-	int i;
+	int i, j, n, err;
 	struct domain *d;
 	struct page_info *page;
+	char tmp[12];
 	unsigned int page_num_node[MAX_NUMNODES];
 
 	printk("'%c' pressed -> dumping numa info (now-0x%X:%08X)\n", key,
@@ -389,6 +390,32 @@ static void dump_numa(unsigned char key)
 
 		for_each_online_node(i)
 			printk("    Node %u: %u\n", i, page_num_node[i]);
+        printk("    Domain has %u vnodes\n", d->vnuma.nr_vnodes);
+
+		for ( i = 0; i < d->vnuma.nr_vnodes; i++ ) {
+			err = snprintf(tmp, 12, "%u", d->vnuma.vnode_to_pnode[i]);
+			if ( err < 0 )
+				printk("        vnode %u - pnode %s,", i, "any");
+			else
+				printk("        vnode %u - pnode %s,", i,
+			d->vnuma.vnode_to_pnode[i] == NUMA_NO_NODE ? "any" : tmp);
+			printk(" %"PRIu64" MB, ",
+				(d->vnuma.vmemrange[i].end - d->vnuma.vmemrange[i].start) >> 20);
+			printk("vcpus: ");
+
+			for ( j = 0, n = 0; j < d->max_vcpus; j++ ) {
+				if ( d->vnuma.vcpu_to_vnode[j] == i ) {
+					if ( !((n + 1) % 8) )
+						printk("%u\n", j);
+					else if ( !(n % 8) && n != 0 )
+							printk("%s%u ", "             ", j);
+						else
+							printk("%u ", j);
+					n++;
+				}
+			}
+			printk("\n");
+		}
 	}
 
 	rcu_read_unlock(&domlist_read_lock);
-- 
1.7.10.4