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16 lines
456 B
16 lines
456 B
// SPDX-License-Identifier: GPL-2.0 |
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#include <bpf.h> |
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struct bpf_map SEC("maps") __bpf_stdout__ = { |
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.type = BPF_MAP_TYPE_PERF_EVENT_ARRAY, |
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.key_size = sizeof(int), |
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.value_size = sizeof(u32), |
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.max_entries = __NR_CPUS__, |
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}; |
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#define puts(from) \ |
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({ const int __len = sizeof(from); \ |
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char __from[__len] = from; \ |
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perf_event_output(args, &__bpf_stdout__, BPF_F_CURRENT_CPU, \ |
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&__from, __len & (sizeof(from) - 1)); })
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