diff options
author | Christoph Hellwig <hch@lst.de> | 2010-03-10 23:22:55 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-12 23:52:39 (GMT) |
commit | 55436c91652b45be576b91ec96a8d65f6b7447fa (patch) | |
tree | e7f68501219105d8c303b6c069828c2ebea76729 /arch/mips/kernel | |
parent | fa1ac57a317f927b8fb901e6270fc41fdaae8e1c (diff) | |
download | linux-55436c91652b45be576b91ec96a8d65f6b7447fa.tar.xz |
mips: use generic ptrace_resume code
Use the generic ptrace_resume code for PTRACE_SYSCALL, PTRACE_CONT and
PTRACE_KILL.
Also the TIF_SYSCALL_TRACE thread flag is now cleared on PTRACE_KILL which
it previously wasn't which is consistent with all architectures using the
modern ptrace code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Roland McGrath <roland@redhat.com>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r-- | arch/mips/kernel/ptrace.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c index 054861c..c51b95f 100644 --- a/arch/mips/kernel/ptrace.c +++ b/arch/mips/kernel/ptrace.c @@ -493,36 +493,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) ret = ptrace_setfpregs(child, (__u32 __user *) 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); - } - child->exit_code = data; - 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; - wake_up_process(child); - break; - case PTRACE_GET_THREAD_AREA: ret = put_user(task_thread_info(child)->tp_value, (unsigned long __user *) data); |