This removes the handling for PTRACE_CONT et al from the 64-bit
ptrace code, so it uses the new generic code via ptrace_request.
Signed-off-by: Roland McGrath <[email protected]>
---
arch/x86/kernel/ptrace_64.c | 45 -------------------------------------------
1 files changed, 0 insertions(+), 45 deletions(-)
diff --git a/arch/x86/kernel/ptrace_64.c b/arch/x86/kernel/ptrace_64.c
index d8453da..85fba7b 100644
--- a/arch/x86/kernel/ptrace_64.c
+++ b/arch/x86/kernel/ptrace_64.c
@@ -334,23 +334,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
}
break;
}
- case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */
- case PTRACE_CONT: /* restart after signal. */
-
- ret = -EIO;
- if (!valid_signal(data))
- break;
- if (request == PTRACE_SYSCALL)
- set_tsk_thread_flag(child,TIF_SYSCALL_TRACE);
- else
- clear_tsk_thread_flag(child,TIF_SYSCALL_TRACE);
- clear_tsk_thread_flag(child, TIF_SINGLESTEP);
- child->exit_code = data;
- /* make sure the single step bit is not set. */
- user_disable_single_step(child);
- wake_up_process(child);
- ret = 0;
- break;
#ifdef CONFIG_IA32_EMULATION
/* This makes only sense with 32bit programs. Allow a
@@ -378,34 +361,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
ret = do_arch_prctl(child, data, addr);
break;
-/*
- * make the child exit. Best I can do is send it a sigkill.
- * perhaps it should be put in the status that it wants to
- * exit.
- */
- case PTRACE_KILL:
- ret = 0;
- if (child->exit_state == EXIT_ZOMBIE) /* already dead */
- break;
- clear_tsk_thread_flag(child, TIF_SINGLESTEP);
- child->exit_code = SIGKILL;
- /* make sure the single step bit is not set. */
- user_disable_single_step(child);
- wake_up_process(child);
- break;
-
- case PTRACE_SINGLESTEP: /* set the trap flag. */
- ret = -EIO;
- if (!valid_signal(data))
- break;
- clear_tsk_thread_flag(child,TIF_SYSCALL_TRACE);
- user_enable_single_step(child);
- child->exit_code = data;
- /* give it a chance to run. */
- wake_up_process(child);
- ret = 0;
- break;
-
case PTRACE_GETREGS: { /* Get all gp regs from the child. */
if (!access_ok(VERIFY_WRITE, (unsigned __user *)data,
sizeof(struct user_regs_struct))) {
-
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