[S390] Export stfle.

Make stfle visible so other code can call this.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h
index 15aba30..92098df 100644
--- a/include/asm-s390/system.h
+++ b/include/asm-s390/system.h
@@ -406,6 +406,8 @@
 #define local_mcck_enable()  __set_psw_mask(psw_kernel_bits)
 #define local_mcck_disable() __set_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK)
 
+int stfle(unsigned long long *list, int doublewords);
+
 #ifdef CONFIG_SMP
 
 extern void smp_ctl_set_bit(int cr, int bit);