22 lines
457 B
C
22 lines
457 B
C
// SPDX-License-Identifier: LGPL-2.1
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#ifndef _PERF_BPF_PID_FILTER_
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#define _PERF_BPF_PID_FILTER_
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#include <bpf.h>
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#define pid_filter(name) pid_map(name, bool)
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static int pid_filter__add(struct bpf_map *pids, pid_t pid)
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{
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bool value = true;
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return bpf_map_update_elem(pids, &pid, &value, BPF_NOEXIST);
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}
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static bool pid_filter__has(struct bpf_map *pids, pid_t pid)
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{
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return bpf_map_lookup_elem(pids, &pid) != NULL;
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}
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#endif // _PERF_BPF_PID_FILTER_
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