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diff -Nupr src.orig/kernel/fork.c src/kernel/fork.c
--- src.orig/kernel/fork.c 2023-01-12 11:20:05.408700033 -0500
+++ src/kernel/fork.c 2023-01-12 11:21:19.186137466 -0500
@@ -1700,10 +1700,18 @@ static void posix_cpu_timers_init_group(
posix_cputimers_group_init(pct, cpu_limit);
}
+void kpatch_foo(void)
+{
+ if (!jiffies)
+ printk("kpatch copy signal\n");
+}
+
static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
{
struct signal_struct *sig;
+ kpatch_foo();
+
if (clone_flags & CLONE_THREAD)
return 0;
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