24 lines
527 B
C
24 lines
527 B
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __TRACE_HELPER_H
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#define __TRACE_HELPER_H
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struct ksym {
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long addr;
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char *name;
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};
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int load_kallsyms(void);
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struct ksym *ksym_search(long key);
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typedef int (*perf_event_print_fn)(void *data, int size);
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/* return code for perf_event_print_fn */
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#define PERF_EVENT_DONE 0
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#define PERF_EVENT_ERROR -1
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#define PERF_EVENT_CONT -2
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int perf_event_mmap(int fd);
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/* return PERF_EVENT_DONE or PERF_EVENT_ERROR */
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int perf_event_poller(int fd, perf_event_print_fn output_fn);
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#endif
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