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64d5ce26d6
* Remove standard C headers since we have vmlinux.h already * Simplify get_goroutine_id() implementation, this reduces a map and thus reduces runtime memory comsumption. While at it, unify all indention using 4 spaces. Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
22 lines
623 B
C
22 lines
623 B
C
#include "vmlinux.h"
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#include "function_vals.bpf.h"
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#include <bpf/bpf_core_read.h>
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_tracing.h>
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#define BPF_MAX_VAR_SIZ (1 << 29)
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// Ring buffer to handle communication of variable values back to userspace.
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struct {
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__uint(type, BPF_MAP_TYPE_RINGBUF);
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__uint(max_entries, BPF_MAX_VAR_SIZ);
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} events SEC(".maps");
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// Map which uses instruction address as key and function parameter info as the value.
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struct {
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__uint(max_entries, 42);
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__uint(type, BPF_MAP_TYPE_HASH);
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__type(key, u64);
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__type(value, function_parameter_list_t);
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} arg_map SEC(".maps");
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