X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fs390%2Fsysinfo.c;h=19343f9675c31ba368c0f57d2ebfd66de06cf625;hb=213b8a9af600316902e08e010fbcd216e42e41f7;hp=090743d2f914aec39990cdca66f40455df512450;hpb=5a84d159061d914c8dd4aa372ac6e9529c2be453;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/s390/sysinfo.c b/drivers/s390/sysinfo.c
index 090743d2f91..19343f9675c 100644
--- a/drivers/s390/sysinfo.c
+++ b/drivers/s390/sysinfo.c
@@ -357,6 +357,24 @@ static __init int create_proc_sysinfo(void)
 
 __initcall(create_proc_sysinfo);
 
+int get_cpu_capability(unsigned int *capability)
+{
+	struct sysinfo_1_2_2 *info;
+	int rc;
+
+	info = (void *) get_zeroed_page(GFP_KERNEL);
+	if (!info)
+		return -ENOMEM;
+	rc = stsi(info, 1, 2, 2);
+	if (rc == -ENOSYS)
+		goto out;
+	rc = 0;
+	*capability = info->capability;
+out:
+	free_page((unsigned long) info);
+	return rc;
+}
+
 /*
  * CPU capability might have changed. Therefore recalculate loops_per_jiffy.
  */