s390/smp: enable DAT before CPU restart callback is called

[linux-2.6-microblaze.git] / arch / s390 / kernel / os_info.c

diff --git a/arch/s390/kernel/os_info.c b/arch/s390/kernel/os_info.c
index 5a7420b..4bef35b 100644 (file)
--- a/arch/s390/kernel/os_info.c
+++ b/arch/s390/kernel/os_info.c
@@ -121,7 +121,7 @@ static void os_info_old_init(void)
 
        if (os_info_init)
                return;
-       if (!OLDMEM_BASE)
+       if (!oldmem_data.start)
                goto fail;
        if (copy_oldmem_kernel(&addr, &S390_lowcore.os_info, sizeof(addr)))
                goto fail;