hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
23 lines
476 B
C
23 lines
476 B
C
#include <uapi/linux/ptrace.h>
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struct str_t {
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u64 pid;
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char str[80];
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};
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BPF_PERF_OUTPUT(events);
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int printret(struct pt_regs *ctx)
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{
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struct str_t data = {};
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u32 pid;
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if (!PT_REGS_RC(ctx))
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return 0;
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pid = bpf_get_current_pid_tgid();
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data.pid = pid;
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bpf_probe_read_user(&data.str, sizeof(data.str),
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(void *)PT_REGS_RC(ctx));
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events.perf_submit(ctx, &data, sizeof(data));
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return 0;
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};
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