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a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
83 lines
1.7 KiB
C
83 lines
1.7 KiB
C
#ifndef __PERF_FTRACE_H__
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#define __PERF_FTRACE_H__
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#include <linux/list.h>
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#include "target.h"
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struct evlist;
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struct perf_ftrace {
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struct evlist *evlist;
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struct target target;
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const char *tracer;
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struct list_head filters;
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struct list_head notrace;
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struct list_head graph_funcs;
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struct list_head nograph_funcs;
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unsigned long percpu_buffer_size;
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bool inherit;
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bool use_nsec;
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int graph_depth;
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int func_stack_trace;
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int func_irq_info;
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int graph_nosleep_time;
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int graph_noirqs;
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int graph_verbose;
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int graph_thresh;
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unsigned int initial_delay;
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};
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struct filter_entry {
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struct list_head list;
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char name[];
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};
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#define NUM_BUCKET 22 /* 20 + 2 (for outliers in both direction) */
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#ifdef HAVE_BPF_SKEL
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int perf_ftrace__latency_prepare_bpf(struct perf_ftrace *ftrace);
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int perf_ftrace__latency_start_bpf(struct perf_ftrace *ftrace);
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int perf_ftrace__latency_stop_bpf(struct perf_ftrace *ftrace);
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int perf_ftrace__latency_read_bpf(struct perf_ftrace *ftrace,
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int buckets[]);
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int perf_ftrace__latency_cleanup_bpf(struct perf_ftrace *ftrace);
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#else /* !HAVE_BPF_SKEL */
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static inline int
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perf_ftrace__latency_prepare_bpf(struct perf_ftrace *ftrace __maybe_unused)
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{
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return -1;
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}
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static inline int
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perf_ftrace__latency_start_bpf(struct perf_ftrace *ftrace __maybe_unused)
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{
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return -1;
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}
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static inline int
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perf_ftrace__latency_stop_bpf(struct perf_ftrace *ftrace __maybe_unused)
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{
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return -1;
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}
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static inline int
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perf_ftrace__latency_read_bpf(struct perf_ftrace *ftrace __maybe_unused,
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int buckets[] __maybe_unused)
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{
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return -1;
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}
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static inline int
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perf_ftrace__latency_cleanup_bpf(struct perf_ftrace *ftrace __maybe_unused)
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{
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return -1;
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}
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#endif /* HAVE_BPF_SKEL */
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#endif /* __PERF_FTRACE_H__ */
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