[S390] pfault code cleanup.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h
index ccbafe4bf2cb..bd0b05ae87d2 100644
--- a/include/asm-s390/system.h
+++ b/include/asm-s390/system.h
@@ -115,6 +115,16 @@ extern void account_system_vtime(struct task_struct *);
 #define account_vtime(x) do { /* empty */ } while (0)
 #endif
 
+#ifdef CONFIG_PFAULT
+extern void pfault_irq_init(void);
+extern int pfault_init(void);
+extern void pfault_fini(void);
+#else /* CONFIG_PFAULT */
+#define pfault_irq_init()       do { } while (0)
+#define pfault_init()           ({-1;})
+#define pfault_fini()           do { } while (0)
+#endif /* CONFIG_PFAULT */
+
 #define finish_arch_switch(prev) do {                                        \
         set_fs(current->thread.mm_segment);                                  \
         account_vtime(prev);                                                 \