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path: root/drivers/s390/char/sclp_info.c
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Diffstat (limited to 'drivers/s390/char/sclp_info.c')
-rw-r--r--drivers/s390/char/sclp_info.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/s390/char/sclp_info.c b/drivers/s390/char/sclp_info.c
index 7d21dbb12fcd..a1136e052750 100644
--- a/drivers/s390/char/sclp_info.c
+++ b/drivers/s390/char/sclp_info.c
@@ -30,6 +30,8 @@ struct sclp_readinfo_sccb {
static struct sclp_readinfo_sccb __initdata early_readinfo_sccb;
static int __initdata early_readinfo_sccb_valid;
+u64 sclp_facilities;
+
void __init sclp_readinfo_early(void)
{
int ret;
@@ -70,6 +72,13 @@ void __init sclp_readinfo_early(void)
__ctl_clear_bit(0, 9);
}
+void __init sclp_facilities_detect(void)
+{
+ if (!early_readinfo_sccb_valid)
+ return;
+ sclp_facilities = early_readinfo_sccb.facilities;
+}
+
unsigned long long __init sclp_memory_detect(void)
{
unsigned long long memsize;