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path: root/drivers/s390/char/sclp.c
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Diffstat (limited to 'drivers/s390/char/sclp.c')
-rw-r--r--drivers/s390/char/sclp.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/s390/char/sclp.c b/drivers/s390/char/sclp.c
index 8f74db689a..d53ee34d39 100644
--- a/drivers/s390/char/sclp.c
+++ b/drivers/s390/char/sclp.c
@@ -81,7 +81,7 @@ static inline void sclp_trace(int prio, char *id, u32 a, u64 b, bool err)
struct sclp_trace_entry e;
memset(&e, 0, sizeof(e));
- strncpy(e.id, id, sizeof(e.id));
+ strtomem(e.id, id);
e.a = a;
e.b = b;
debug_event(&sclp_debug, prio, &e, sizeof(e));
@@ -706,8 +706,8 @@ void
sclp_sync_wait(void)
{
unsigned long long old_tick;
+ struct ctlreg cr0, cr0_sync;
unsigned long flags;
- unsigned long cr0, cr0_sync;
static u64 sync_count;
u64 timeout;
int irq_context;
@@ -732,10 +732,10 @@ sclp_sync_wait(void)
/* Enable service-signal interruption, disable timer interrupts */
old_tick = local_tick_disable();
trace_hardirqs_on();
- __ctl_store(cr0, 0, 0);
- cr0_sync = cr0 & ~CR0_IRQ_SUBCLASS_MASK;
- cr0_sync |= 1UL << (63 - 54);
- __ctl_load(cr0_sync, 0, 0);
+ local_ctl_store(0, &cr0);
+ cr0_sync.val = cr0.val & ~CR0_IRQ_SUBCLASS_MASK;
+ cr0_sync.val |= 1UL << (63 - 54);
+ local_ctl_load(0, &cr0_sync);
__arch_local_irq_stosm(0x01);
/* Loop until driver state indicates finished request */
while (sclp_running_state != sclp_running_state_idle) {
@@ -745,7 +745,7 @@ sclp_sync_wait(void)
cpu_relax();
}
local_irq_disable();
- __ctl_load(cr0, 0, 0);
+ local_ctl_load(0, &cr0);
if (!irq_context)
_local_bh_enable();
local_tick_enable(old_tick);