Messages in this thread Patch in this message | | | From | Roland McGrath <> | Subject | [PATCH 12/27] x86-32: ptrace generic resume | Date | Sun, 25 Nov 2007 14:01:28 -0800 (PST) |
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This removes the handling for PTRACE_CONT et al from the 32-bit ptrace code, so it uses the new generic code via ptrace_request.
Signed-off-by: Roland McGrath <roland@redhat.com> --- arch/x86/kernel/ptrace_32.c | 57 ------------------------------------------- 1 files changed, 0 insertions(+), 57 deletions(-)
diff --git a/arch/x86/kernel/ptrace_32.c b/arch/x86/kernel/ptrace_32.c index a493017..50882b3 100644 --- a/arch/x86/kernel/ptrace_32.c +++ b/arch/x86/kernel/ptrace_32.c @@ -277,63 +277,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } break; - case PTRACE_SYSEMU: /* continue and stop at next syscall, which will not be executed */ - 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_SYSEMU) { - set_tsk_thread_flag(child, TIF_SYSCALL_EMU); - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - } else if (request == PTRACE_SYSCALL) { - set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); - } else { - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - } - 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; - -/* - * 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; - 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_SYSEMU_SINGLESTEP: /* Same as SYSEMU, but singlestep if not syscall */ - case PTRACE_SINGLESTEP: /* set the trap flag. */ - ret = -EIO; - if (!valid_signal(data)) - break; - - if (request == PTRACE_SYSEMU_SINGLESTEP) - set_tsk_thread_flag(child, TIF_SYSCALL_EMU); - else - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); - - 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, datap, FRAME_SIZE*sizeof(long))) { ret = -EIO; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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