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-rw-r--r--include/linux/ptrace.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index ebe0c17039cf..f98501ba557e 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -98,6 +98,10 @@ extern void ptrace_untrace(struct task_struct *child);
extern int ptrace_may_attach(struct task_struct *task);
extern int __ptrace_may_attach(struct task_struct *task);
+static inline int ptrace_reparented(struct task_struct *child)
+{
+ return child->real_parent != child->parent;
+}
static inline void ptrace_link(struct task_struct *child,
struct task_struct *new_parent)
{
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