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-rw-r--r--arch/s390/kernel/ipl.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 39badb9ca0b3..5c8651f36509 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -2074,7 +2074,8 @@ static void do_reset_calls(void)
u32 dump_prefix_page;
-void s390_reset_system(void (*func)(void *), void *data)
+void s390_reset_system(void (*fn_pre)(void),
+ void (*fn_post)(void *), void *data)
{
struct _lowcore *lc;
@@ -2112,7 +2113,11 @@ void s390_reset_system(void (*func)(void *), void *data)
/* Store status at absolute zero */
store_status();
+ /* Call function before reset */
+ if (fn_pre)
+ fn_pre();
do_reset_calls();
- if (func)
- func(data);
+ /* Call function after reset */
+ if (fn_post)
+ fn_post(data);
}