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-rw-r--r--arch/m68k/kernel/entry.S10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S
index c5b33634c980..e136b8cbe9b9 100644
--- a/arch/m68k/kernel/entry.S
+++ b/arch/m68k/kernel/entry.S
@@ -179,7 +179,11 @@ do_signal_return:
addql #8,%sp
RESTORE_SWITCH_STACK
addql #4,%sp
- jbra resume_userspace
+ tstl %d0
+ jeq resume_userspace
+ | when single stepping into handler stop at the first insn
+ btst #6,%curptr@(TASK_INFO+TINFO_FLAGS+2)
+ jeq resume_userspace
do_delayed_trace:
bclr #7,%sp@(PT_OFF_SR) | clear trace bit in SR
@@ -757,4 +761,8 @@ sys_call_table:
.long sys_pwritev /* 330 */
.long sys_rt_tgsigqueueinfo
.long sys_perf_event_open
+ .long sys_get_thread_area
+ .long sys_set_thread_area
+ .long sys_atomic_cmpxchg_32 /* 335 */
+ .long sys_atomic_barrier
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