Messages in this thread Patch in this message | | | Date | Fri, 24 Jun 2011 17:34:39 +0200 | From | Oleg Nesterov <> | Subject | [PATCH 3/3] ptrace: wait_consider_task: s/same_thread_group/ptrace_reparented/ |
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wait_consider_task() checks same_thread_group(parent, real_parent), this is the open-coded ptrace_reparented().
__ptrace_detach() remains the only function which has to check this by hand, although we could reorganize the code to delay __ptrace_unlink.
Signed-off-by: Oleg Nesterov <oleg@redhat.com> ---
kernel/exit.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
--- ptrace/kernel/exit.c~11_p_r_more_users 2011-06-23 19:11:34.000000000 +0200 +++ ptrace/kernel/exit.c 2011-06-24 17:10:07.000000000 +0200 @@ -1598,8 +1598,7 @@ static int wait_consider_task(struct wai * own children, it should create a separate process which * takes the role of real parent. */ - if (likely(!ptrace) && p->ptrace && - same_thread_group(p->parent, p->real_parent)) + if (likely(!ptrace) && p->ptrace && !ptrace_reparented(p)) return 0; /*
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