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-rw-r--r--arch/s390/kernel/ptrace.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index f05649fd0547..573bc29551ef 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -296,13 +296,6 @@ static int __poke_user(struct task_struct *child, addr_t addr, addr_t data)
((data & PSW_MASK_EA) && !(data & PSW_MASK_BA))))
/* Invalid psw mask. */
return -EINVAL;
- if (addr == (addr_t) &dummy->regs.psw.addr)
- /*
- * The debugger changed the instruction address,
- * reset system call restart, see signal.c:do_signal
- */
- task_thread_info(child)->system_call = 0;
-
*(addr_t *)((addr_t) &task_pt_regs(child)->psw + addr) = data;
} else if (addr < (addr_t) (&dummy->regs.orig_gpr2)) {
@@ -614,11 +607,6 @@ static int __poke_user_compat(struct task_struct *child,
/* Transfer 31 bit amode bit to psw mask. */
regs->psw.mask = (regs->psw.mask & ~PSW_MASK_BA) |
(__u64)(tmp & PSW32_ADDR_AMODE);
- /*
- * The debugger changed the instruction address,
- * reset system call restart, see signal.c:do_signal
- */
- task_thread_info(child)->system_call = 0;
} else {
/* gpr 0-15 */
*(__u32*)((addr_t) &regs->psw + addr*2 + 4) = tmp;