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