kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/include/linux/irq_work.h
..
..
@@ -3,7 +3,6 @@
3
3
 #define _LINUX_IRQ_WORK_H
4
4
 
5
5
 #include <linux/smp_types.h>
6
-#include <linux/rcuwait.h>
7
6
 
8
7
 /*
9
8
  * An entry can be in one of four states:
..
..
@@ -23,7 +22,6 @@
23
22
 		};
24
23
 	};
25
24
 	void (*func)(struct irq_work *);
26
-	struct rcuwait irqwait;
27
25
 };
28
26
 
29
27
 static inline
..
..
@@ -31,34 +29,13 @@
31
29
 {
32
30
 	atomic_set(&work->flags, 0);
33
31
 	work->func = func;
34
-	rcuwait_init(&work->irqwait);
35
32
 }
36
33
 
37
34
 #define DEFINE_IRQ_WORK(name, _f) struct irq_work name = {	\
38
35
 		.flags = ATOMIC_INIT(0),			\
39
-		.func  = (_f),					\
40
-		.irqwait = __RCUWAIT_INITIALIZER(irqwait),	\
36
+		.func  = (_f)					\
41
37
 }
42
38
 
43
-#define __IRQ_WORK_INIT(_func, _flags) (struct irq_work){	\
44
-	.flags = ATOMIC_INIT(_flags),				\
45
-	.func = (_func),					\
46
-	.irqwait = __RCUWAIT_INITIALIZER(irqwait),		\
47
-}
48
-
49
-#define IRQ_WORK_INIT(_func) __IRQ_WORK_INIT(_func, 0)
50
-#define IRQ_WORK_INIT_LAZY(_func) __IRQ_WORK_INIT(_func, IRQ_WORK_LAZY)
51
-#define IRQ_WORK_INIT_HARD(_func) __IRQ_WORK_INIT(_func, IRQ_WORK_HARD_IRQ)
52
-
53
-static inline bool irq_work_is_busy(struct irq_work *work)
54
-{
55
-	return atomic_read(&work->flags) & IRQ_WORK_BUSY;
56
-}
57
-
58
-static inline bool irq_work_is_hard(struct irq_work *work)
59
-{
60
-	return atomic_read(&work->flags) & IRQ_WORK_HARD_IRQ;
61
-}
62
39
 
63
40
 bool irq_work_queue(struct irq_work *work);
64
41
 bool irq_work_queue_on(struct irq_work *work, int cpu);