| 1 |
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| 2 | #pragma once
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| 3 |
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| 4 | enum summary_field {
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| 5 | SUMMARY_CURRENT,
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| 6 | SUMMARY_MIN,
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| 7 | SUMMARY_MAX,
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| 8 | SUMMARY_COUNT,
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| 9 | SUMMARY_SUM,
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| 10 | SUMMARY_OVERFLOW,
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| 11 | SUMMARY_FIELD_N
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| 12 | };
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| 13 |
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| 14 | #ifndef __bpf__
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| 15 | #ifdef HAVE_BPF_SKEL
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| 16 | int timerlat_bpf_init(struct timerlat_params *params);
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| 17 | int timerlat_bpf_attach(void);
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| 18 | void timerlat_bpf_detach(void);
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| 19 | void timerlat_bpf_destroy(void);
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| 20 | int timerlat_bpf_wait(int timeout);
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| 21 | int timerlat_bpf_restart_tracing(void);
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| 22 | int timerlat_bpf_get_hist_value(int key,
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| 23 | long long *value_irq,
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| 24 | long long *value_thread,
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| 25 | long long *value_user);
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| 26 | int timerlat_bpf_get_summary_value(enum summary_field key,
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| 27 | long long *value_irq,
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| 28 | long long *value_thread,
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| 29 | long long *value_user);
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| 30 | int timerlat_load_bpf_action_program(const char *program_path);
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| 31 | static inline int have_libbpf_support(void) { return 1; }
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| 32 | #else
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| 33 | static inline int timerlat_bpf_init(struct timerlat_params *params)
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| 34 | {
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| 35 | return -1;
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| 36 | }
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| 37 | static inline int timerlat_bpf_attach(void) { return -1; }
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| 38 | static inline void timerlat_bpf_detach(void) { };
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| 39 | static inline void timerlat_bpf_destroy(void) { };
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| 40 | static inline int timerlat_bpf_wait(int timeout) { return -1; }
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| 41 | static inline int timerlat_bpf_restart_tracing(void) { return -1; };
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| 42 | static inline int timerlat_bpf_get_hist_value(int key,
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| 43 | long long *value_irq,
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| 44 | long long *value_thread,
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| 45 | long long *value_user)
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| 46 | {
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| 47 | return -1;
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| 48 | }
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| 49 | static inline int timerlat_bpf_get_summary_value(enum summary_field key,
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| 50 | long long *value_irq,
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| 51 | long long *value_thread,
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| 52 | long long *value_user)
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| 53 | {
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| 54 | return -1;
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| 55 | }
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| 56 | static inline int timerlat_load_bpf_action_program(const char *program_path)
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| 57 | {
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| 58 | return -1;
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| 59 | }
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| 60 | static inline int have_libbpf_support(void) { return 0; }
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| 61 | #endif
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| 62 | #endif
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