File xenpaging.guest-memusage.patch of Package xen

---
 tools/xenpaging/Makefile |    2 -
 tools/xenpaging/xenmem.c |   57 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+), 1 deletion(-)

Index: xen-4.1.2-testing/tools/xenpaging/Makefile
===================================================================
--- xen-4.1.2-testing.orig/tools/xenpaging/Makefile
+++ xen-4.1.2-testing/tools/xenpaging/Makefile
@@ -20,7 +20,7 @@ CFLAGS   += -Wp,-MD,.$(@F).d
 DEPS     = .*.d
 
 OBJS     = $(SRCS:.c=.o)
-IBINS    = xenpaging
+IBINS    = xenpaging xenmem
 
 all: $(IBINS)
 
Index: xen-4.1.2-testing/tools/xenpaging/xenmem.c
===================================================================
--- /dev/null
+++ xen-4.1.2-testing/tools/xenpaging/xenmem.c
@@ -0,0 +1,57 @@
+#include <stdio.h>
+#include <xc_private.h>
+
+static void dump_mem(const char *domid)
+{
+	xc_interface *xch;
+	xc_dominfo_t info;
+	unsigned char handle[16];
+	char uuid[16 * 2 + 1];
+	int i;
+
+	xch = xc_interface_open(NULL, NULL, 0);
+	if (!xch)
+		perror("xc_interface_open");
+	else {
+		i = xc_domain_getinfo(xch, atoi(domid), 1, &info);
+		if (i != 1)
+			perror("xc_domain_getinfo");
+		else {
+			printf("domid\t%u\n", info.domid);
+			printf("ssidref\t%u\n", info.ssidref);
+			printf("dying\t%u\n", info.dying);
+			printf("crashed\t%u\n", info.crashed);
+			printf("shutdown\t%u\n", info.shutdown);
+			printf("paused\t%u\n", info.paused);
+			printf("blocked\t%u\n", info.blocked);
+			printf("running\t%u\n", info.running);
+			printf("hvm\t%u\n", info.hvm);
+			printf("debugged\t%u\n", info.debugged);
+			printf("shutdown_reason\t%u\n", info.shutdown_reason);
+			printf("nr_pages\t%lu\t%lu KiB\t%lu MiB\n", info.nr_pages, info.nr_pages * 4, info.nr_pages * 4 / 1024);
+			printf("nr_shared_pages\t%lu\t%lu KiB\t%lu MiB\n", info.nr_shared_pages, info.nr_shared_pages * 4, info.nr_shared_pages * 4 / 1024);
+			printf("nr_paged_pages\t%lu\t%lu KiB\t%lu MiB\n", info.nr_paged_pages, info.nr_paged_pages * 4, info.nr_paged_pages * 4 / 1024);
+			printf("max_memkb\t%lu KiB\t%lu MiB\n", info.max_memkb, info.max_memkb / 1024);
+			printf("shared_info_frame\t%lu\t%lx\n", info.shared_info_frame, info.shared_info_frame);
+			printf("cpu_time\t%llu\t%016llx\n", (unsigned long long)info.cpu_time, (unsigned long long)info.cpu_time);
+			printf("nr_online_vcpus\t%u\n", info.nr_online_vcpus);
+			printf("max_vcpu_id\t%u\n", info.max_vcpu_id);
+			printf("cpupool\t%u\n", info.cpupool);
+
+			memcpy(&handle, &info.handle, sizeof(handle));
+			uuid[0] = '\0';
+			for (i = 0; i < sizeof(handle); i++)
+				snprintf(&uuid[i * 2], sizeof(uuid) - strlen(uuid), "%02x", handle[i]);
+			printf("handle\t%s\n", uuid);
+		}
+		if (xc_interface_close(xch) < 0)
+			perror("xc_interface_close");
+	}
+}
+
+int main(int argc, char **argv)
+{
+	if (argv[1])
+		dump_mem(argv[1]);
+	return 0;
+}