kprobes, sched: Use NOKPROBE_SYMBOL macro in sched (edafe3a5) · Commits · 戴 / test

Use NOKPROBE_SYMBOL macro to protect functions from kprobes instead of __kprobes annotation in sched/core.c. Signed-off-by:

Steven Rostedt <rostedt@goodmis.org> Cc: Peter Zijlstra <peterz@infradead.org> Signed-off-by:

kernel/sched/core.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -2480,7 +2480,7 @@ notrace unsigned long get_parent_ip(unsigned long addr)
		#if defined(CONFIG_PREEMPT) && (defined(CONFIG_DEBUG_PREEMPT) \|\| \
		defined(CONFIG_PREEMPT_TRACER))

		void __kprobes preempt_count_add(int val)
		void preempt_count_add(int val)
		{
		#ifdef CONFIG_DEBUG_PREEMPT
		/*
		@@ -2506,8 +2506,9 @@ void __kprobes preempt_count_add(int val)
		}
		}
		EXPORT_SYMBOL(preempt_count_add);
		NOKPROBE_SYMBOL(preempt_count_add);

		void __kprobes preempt_count_sub(int val)
		void preempt_count_sub(int val)
		{
		#ifdef CONFIG_DEBUG_PREEMPT
		/*
		@@ -2528,6 +2529,7 @@ void __kprobes preempt_count_sub(int val)
		__preempt_count_sub(val);
		}
		EXPORT_SYMBOL(preempt_count_sub);
		NOKPROBE_SYMBOL(preempt_count_sub);

		#endif