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-rw-r--r--include/linux/preempt.h18
1 files changed, 17 insertions, 1 deletions
diff --git a/include/linux/preempt.h b/include/linux/preempt.h
index 87a03c746f17..f5d4723cdb3d 100644
--- a/include/linux/preempt.h
+++ b/include/linux/preempt.h
@@ -33,9 +33,25 @@ do { \
33 preempt_schedule(); \ 33 preempt_schedule(); \
34} while (0) 34} while (0)
35 35
36#ifdef CONFIG_CONTEXT_TRACKING
37
38void preempt_schedule_context(void);
39
40#define preempt_check_resched_context() \
41do { \
42 if (unlikely(test_thread_flag(TIF_NEED_RESCHED))) \
43 preempt_schedule_context(); \
44} while (0)
45#else
46
47#define preempt_check_resched_context() preempt_check_resched()
48
49#endif /* CONFIG_CONTEXT_TRACKING */
50
36#else /* !CONFIG_PREEMPT */ 51#else /* !CONFIG_PREEMPT */
37 52
38#define preempt_check_resched() do { } while (0) 53#define preempt_check_resched() do { } while (0)
54#define preempt_check_resched_context() do { } while (0)
39 55
40#endif /* CONFIG_PREEMPT */ 56#endif /* CONFIG_PREEMPT */
41 57
@@ -88,7 +104,7 @@ do { \
88do { \ 104do { \
89 preempt_enable_no_resched_notrace(); \ 105 preempt_enable_no_resched_notrace(); \
90 barrier(); \ 106 barrier(); \
91 preempt_check_resched(); \ 107 preempt_check_resched_context(); \
92} while (0) 108} while (0)
93 109
94#else /* !CONFIG_PREEMPT_COUNT */ 110#else /* !CONFIG_PREEMPT_COUNT */