37467c79e1
Test verifier/btf_ctx_access automatically converted to use inline assembly. Signed-off-by: Eduard Zingerman <eddyz87@gmail.com> Link: https://lore.kernel.org/r/20230421174234.2391278-5-eddyz87@gmail.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
32 lines
817 B
C
32 lines
817 B
C
// SPDX-License-Identifier: GPL-2.0
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/* Converted from tools/testing/selftests/bpf/verifier/btf_ctx_access.c */
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#include <linux/bpf.h>
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#include <bpf/bpf_helpers.h>
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#include "bpf_misc.h"
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SEC("fentry/bpf_modify_return_test")
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__description("btf_ctx_access accept")
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__success __retval(0)
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__naked void btf_ctx_access_accept(void)
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{
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asm volatile (" \
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r2 = *(u32*)(r1 + 8); /* load 2nd argument value (int pointer) */\
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r0 = 0; \
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exit; \
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" ::: __clobber_all);
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}
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SEC("fentry/bpf_fentry_test9")
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__description("btf_ctx_access u32 pointer accept")
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__success __retval(0)
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__naked void ctx_access_u32_pointer_accept(void)
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{
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asm volatile (" \
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r2 = *(u32*)(r1 + 0); /* load 1nd argument value (u32 pointer) */\
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r0 = 0; \
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exit; \
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" ::: __clobber_all);
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}
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char _license[] SEC("license") = "GPL";
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