[S390] cleanup lowcore access from external interrupts
Read external interrupts parameters from the lowcore in the first
level interrupt handler in entry[64].S.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 5707a80..35cc468 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -395,16 +395,16 @@
/* Handler for external interruption. Perform request post-processing.
* Prepare read event data request if necessary. Start processing of next
* request on queue. */
-static void
-sclp_interrupt_handler(__u16 code)
+static void sclp_interrupt_handler(unsigned int ext_int_code,
+ unsigned int param32, unsigned long param64)
{
struct sclp_req *req;
u32 finished_sccb;
u32 evbuf_pending;
spin_lock(&sclp_lock);
- finished_sccb = S390_lowcore.ext_params & 0xfffffff8;
- evbuf_pending = S390_lowcore.ext_params & 0x3;
+ finished_sccb = param32 & 0xfffffff8;
+ evbuf_pending = param32 & 0x3;
if (finished_sccb) {
del_timer(&sclp_request_timer);
sclp_running_state = sclp_running_state_reset_pending;
@@ -819,12 +819,12 @@
/* Handler for external interruption used during initialization. Modify
* request state to done. */
-static void
-sclp_check_handler(__u16 code)
+static void sclp_check_handler(unsigned int ext_int_code,
+ unsigned int param32, unsigned long param64)
{
u32 finished_sccb;
- finished_sccb = S390_lowcore.ext_params & 0xfffffff8;
+ finished_sccb = param32 & 0xfffffff8;
/* Is this the interrupt we are waiting for? */
if (finished_sccb == 0)
return;