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Subject[PATCH -tip v8 18/26] sched: Use NOKPROBE_SYMBOL macro in sched
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Date
Use NOKPROBE_SYMBOL macro to protect functions from
kprobes instead of __kprobes annotation in sched/core.c.

Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
---
kernel/sched/core.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 80ff9b0..3f6daab 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -2484,7 +2484,7 @@ 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
/*
@@ -2510,8 +2510,9 @@ 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
/*
@@ -2532,6 +2533,7 @@ void __kprobes preempt_count_sub(int val)
__preempt_count_sub(val);
}
EXPORT_SYMBOL(preempt_count_sub);
+NOKPROBE_SYMBOL(preempt_count_sub);

#endif




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