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authorRoland McGrath <roland@redhat.com>2006-04-12 16:30:20 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-14 08:59:13 -0700
commite57a5059846e55d82b86d96dde40e988598601b3 (patch)
tree85b0f48406b37b46261735cbdd66e379977a0327 /kernel/ptrace.c
parentc06511d12d720b23c8dffff23004f0a888698f20 (diff)
downloadop-kernel-dev-e57a5059846e55d82b86d96dde40e988598601b3.zip
op-kernel-dev-e57a5059846e55d82b86d96dde40e988598601b3.tar.gz
[PATCH] fix non-leader exec under ptrace
This reverts most of commit 30e0fca6c1d7d26f3f2daa4dd2b12c51dadc778a. It broke the case of non-leader MT exec when ptraced. I think the bug it was intended to fix was already addressed by commit 788e05a67c343fa22f2ae1d3ca264e7f15c25eaf. Signed-off-by: Roland McGrath <roland@redhat.com> Acked-by: Oleg Nesterov <oleg@tv-sign.ru> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/ptrace.c')
-rw-r--r--kernel/ptrace.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 0eeb7e6..4e0f0ec 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -56,10 +56,6 @@ void ptrace_untrace(task_t *child)
signal_wake_up(child, 1);
}
}
- if (child->signal->flags & SIGNAL_GROUP_EXIT) {
- sigaddset(&child->pending.signal, SIGKILL);
- signal_wake_up(child, 1);
- }
spin_unlock(&child->sighand->siglock);
}
@@ -81,7 +77,8 @@ void __ptrace_unlink(task_t *child)
add_parent(child);
}
- ptrace_untrace(child);
+ if (child->state == TASK_TRACED)
+ ptrace_untrace(child);
}
/*
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