17 lines
466 B
C
17 lines
466 B
C
// Copyright (c) PLUMgrid, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License")
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#include <linux/ptrace.h>
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struct Ptr { u64 ptr; };
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struct Counters { u64 stat1; };
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BPF_HASH(stats, struct Ptr, struct Counters, 1024);
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int count_sched(struct pt_regs *ctx) {
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struct Ptr key = {.ptr = PT_REGS_PARM1(ctx)};
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struct Counters zleaf = {0};
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struct Counters *val = stats.lookup_or_try_init(&key, &zleaf);
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if (val) {
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val->stat1++;
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}
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return 0;
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}
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