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