c7aec81b31
Add the testing for kprobe/uprobe attaching in default, legacy, perf and link mode. And the testing passed: ./test_progs -t attach_probe $5/1 attach_probe/manual-default:OK $5/2 attach_probe/manual-legacy:OK $5/3 attach_probe/manual-perf:OK $5/4 attach_probe/manual-link:OK $5/5 attach_probe/auto:OK $5/6 attach_probe/kprobe-sleepable:OK $5/7 attach_probe/uprobe-lib:OK $5/8 attach_probe/uprobe-sleepable:OK $5/9 attach_probe/uprobe-ref_ctr:OK $5 attach_probe:OK Summary: 1/9 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Menglong Dong <imagedong@tencent.com> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Reviewed-by: Biao Jiang <benbjiang@tencent.com> Link: https://lore.kernel.org/bpf/20230306064833.7932-4-imagedong@tencent.com
53 lines
838 B
C
53 lines
838 B
C
// SPDX-License-Identifier: GPL-2.0
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// Copyright (c) 2017 Facebook
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#include "vmlinux.h"
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_tracing.h>
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#include <bpf/bpf_core_read.h>
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#include "bpf_misc.h"
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int kprobe_res = 0;
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int kretprobe_res = 0;
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int uprobe_res = 0;
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int uretprobe_res = 0;
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int uprobe_byname_res = 0;
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void *user_ptr = 0;
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SEC("kprobe")
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int handle_kprobe(struct pt_regs *ctx)
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{
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kprobe_res = 1;
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return 0;
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}
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SEC("kretprobe")
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int handle_kretprobe(struct pt_regs *ctx)
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{
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kretprobe_res = 2;
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return 0;
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}
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SEC("uprobe")
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int handle_uprobe(struct pt_regs *ctx)
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{
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uprobe_res = 3;
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return 0;
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}
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SEC("uretprobe")
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int handle_uretprobe(struct pt_regs *ctx)
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{
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uretprobe_res = 4;
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return 0;
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}
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SEC("uprobe")
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int handle_uprobe_byname(struct pt_regs *ctx)
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{
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uprobe_byname_res = 5;
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return 0;
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}
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char _license[] SEC("license") = "GPL";
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