| 1 | // SPDX-License-Identifier: GPL-2.0 |
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| 2 | |
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| 3 | #include <vmlinux.h> |
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| 4 | #include <bpf/bpf_helpers.h> |
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| 5 | #include "bpf_misc.h" |
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| 6 | |
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| 7 | SEC("fentry/bpf_fentry_test_sinfo" ) |
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| 8 | __description("typedef: resolve" ) |
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| 9 | __success __retval(0) |
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| 10 | __naked void resolve_typedef(void) |
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| 11 | { |
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| 12 | asm volatile (" \ |
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| 13 | r1 = *(u64 *)(r1 +0); \ |
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| 14 | r2 = *(u64 *)(r1 +%[frags_offs]); \ |
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| 15 | r0 = 0; \ |
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| 16 | exit; \ |
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| 17 | " : |
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| 18 | : __imm_const(frags_offs, |
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| 19 | offsetof(struct skb_shared_info, frags)) |
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| 20 | : __clobber_all); |
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| 21 | } |
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| 22 | |
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| 23 | char _license[] SEC("license" ) = "GPL" ; |
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| 24 | |
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