diff options
Diffstat (limited to 'arch/s390/kernel/ptrace.c')
| -rw-r--r-- | arch/s390/kernel/ptrace.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index 5dc7ad9e2fbf..fe99d6b3f185 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -84,7 +84,8 @@ void update_cr_regs(struct task_struct *task) new.end = thread->per_user.end; /* merge TIF_SINGLE_STEP into user specified PER registers. */ - if (test_tsk_thread_flag(task, TIF_SINGLE_STEP)) { + if (test_tsk_thread_flag(task, TIF_SINGLE_STEP) || + test_tsk_thread_flag(task, TIF_UPROBE_SINGLESTEP)) { if (test_tsk_thread_flag(task, TIF_BLOCK_STEP)) new.control |= PER_EVENT_BRANCH; else @@ -93,6 +94,8 @@ void update_cr_regs(struct task_struct *task) new.control |= PER_CONTROL_SUSPENSION; new.control |= PER_EVENT_TRANSACTION_END; #endif + if (test_tsk_thread_flag(task, TIF_UPROBE_SINGLESTEP)) + new.control |= PER_EVENT_IFETCH; new.start = 0; new.end = PSW_ADDR_INSN; } |