| // SPDX-License-Identifier: GPL-2.0 | |
| #include <vmlinux.h> | |
| #include <bpf/bpf_helpers.h> | |
| #include "bpf_misc.h" | |
| SEC("fentry/bpf_fentry_test_sinfo") | |
| __description("typedef: resolve") | |
| __success __retval(0) | |
| __naked void resolve_typedef(void) | |
| { | |
| asm volatile (" \ | |
| r1 = *(u64 *)(r1 +0); \ | |
| r2 = *(u64 *)(r1 +%[frags_offs]); \ | |
| r0 = 0; \ | |
| exit; \ | |
| " : | |
| : __imm_const(frags_offs, | |
| offsetof(struct skb_shared_info, frags)) | |
| : __clobber_all); | |
| } | |
| char _license[] SEC("license") = "GPL"; |