.. | .. |
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2 | 2 | #ifndef _LINUX_RATELIMIT_H |
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3 | 3 | #define _LINUX_RATELIMIT_H |
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4 | 4 | |
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5 | | -#include <linux/param.h> |
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| 5 | +#include <linux/ratelimit_types.h> |
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6 | 6 | #include <linux/sched.h> |
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7 | 7 | #include <linux/spinlock.h> |
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8 | | - |
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9 | | -#define DEFAULT_RATELIMIT_INTERVAL (5 * HZ) |
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10 | | -#define DEFAULT_RATELIMIT_BURST 10 |
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11 | | - |
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12 | | -/* issue num suppressed message on exit */ |
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13 | | -#define RATELIMIT_MSG_ON_RELEASE BIT(0) |
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14 | | - |
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15 | | -struct ratelimit_state { |
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16 | | - raw_spinlock_t lock; /* protect the state */ |
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17 | | - |
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18 | | - int interval; |
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19 | | - int burst; |
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20 | | - int printed; |
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21 | | - int missed; |
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22 | | - unsigned long begin; |
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23 | | - unsigned long flags; |
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24 | | -}; |
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25 | | - |
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26 | | -#define RATELIMIT_STATE_INIT(name, interval_init, burst_init) { \ |
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27 | | - .lock = __RAW_SPIN_LOCK_UNLOCKED(name.lock), \ |
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28 | | - .interval = interval_init, \ |
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29 | | - .burst = burst_init, \ |
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30 | | - } |
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31 | | - |
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32 | | -#define RATELIMIT_STATE_INIT_DISABLED \ |
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33 | | - RATELIMIT_STATE_INIT(ratelimit_state, 0, DEFAULT_RATELIMIT_BURST) |
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34 | | - |
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35 | | -#define DEFINE_RATELIMIT_STATE(name, interval_init, burst_init) \ |
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36 | | - \ |
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37 | | - struct ratelimit_state name = \ |
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38 | | - RATELIMIT_STATE_INIT(name, interval_init, burst_init) \ |
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39 | 8 | |
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40 | 9 | static inline void ratelimit_state_init(struct ratelimit_state *rs, |
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41 | 10 | int interval, int burst) |
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.. | .. |
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72 | 41 | } |
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73 | 42 | |
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74 | 43 | extern struct ratelimit_state printk_ratelimit_state; |
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75 | | - |
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76 | | -extern int ___ratelimit(struct ratelimit_state *rs, const char *func); |
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77 | | -#define __ratelimit(state) ___ratelimit(state, __func__) |
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78 | 44 | |
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79 | 45 | #ifdef CONFIG_PRINTK |
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80 | 46 | |
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