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selftests/bpf: Add test for __nullable suffix in tp_btf
Add a tracepoint with __nullable suffix in bpf_testmod, and add a failure load case: $./test_progs -t "module_attach" torvalds#173/1 module_attach/handle_tp_btf_nullable_bare:OK torvalds#173 module_attach:OK Summary: 1/1 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Philo Lu <lulie@linux.alibaba.com>
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tools/testing/selftests/bpf/progs/test_module_attach_fail.c
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// SPDX-License-Identifier: GPL-2.0 | ||
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#include "vmlinux.h" | ||
#include <bpf/bpf_helpers.h> | ||
#include <bpf/bpf_tracing.h> | ||
#include "../bpf_testmod/bpf_testmod.h" | ||
#include "bpf_misc.h" | ||
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SEC("tp_btf/bpf_testmod_test_nullable_bare") | ||
__failure __msg("invalid mem access") | ||
int BPF_PROG(handle_tp_btf_nullable_bare, struct bpf_testmod_test_read_ctx *nullable_ctx) | ||
{ | ||
return nullable_ctx->len; | ||
} | ||
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char _license[] SEC("license") = "GPL"; |