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Diffstat (limited to 'arch/s390/kernel/process.c')
-rw-r--r--arch/s390/kernel/process.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 4a0f5a1551ea..d3cbfa3005ec 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -15,7 +15,6 @@
* This file handles the architecture-dependent parts of process handling..
*/
-#include <linux/config.h>
#include <linux/compiler.h>
#include <linux/cpu.h>
#include <linux/errno.h>
@@ -143,6 +142,7 @@ static void default_idle(void)
return;
}
+ trace_hardirqs_on();
/* Wait for external, I/O or machine check interrupt. */
__load_psw_mask(PSW_KERNEL_BITS | PSW_MASK_WAIT |
PSW_MASK_IO | PSW_MASK_EXT);
@@ -172,7 +172,7 @@ void show_regs(struct pt_regs *regs)
show_registers(regs);
/* Show stack backtrace if pt_regs is from kernel mode */
if (!(regs->psw.mask & PSW_MASK_PSTATE))
- show_trace(0,(unsigned long *) regs->gprs[15]);
+ show_trace(NULL, (unsigned long *) regs->gprs[15]);
}
extern void kernel_thread_starter(void);