1 // SPDX-License-Identifier: GPL-2.0 2 #ifndef __LINUX_KBUILD_H 3 # error "Please do not build this file directly, build asm-offsets.c instead" 4 #endif 5 6 #include <asm/ia32.h> 7 8 #define __SYSCALL_64(nr, sym, qual) [nr] = 1, 9 static char syscalls_64[] = { 10 #include <asm/syscalls_64.h> 11 }; 12 #define __SYSCALL_I386(nr, sym, qual) [nr] = 1, 13 static char syscalls_ia32[] = { 14 #include <asm/syscalls_32.h> 15 }; 16 17 #if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS) 18 #include <asm/kvm_para.h> 19 #endif 20 21 int main(void) 22 { 23 #ifdef CONFIG_PARAVIRT 24 OFFSET(PV_CPU_usergs_sysret64, pv_cpu_ops, usergs_sysret64); 25 OFFSET(PV_CPU_swapgs, pv_cpu_ops, swapgs); 26 BLANK(); 27 #endif 28 29 #if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS) 30 OFFSET(KVM_STEAL_TIME_preempted, kvm_steal_time, preempted); 31 BLANK(); 32 #endif 33 34 #define ENTRY(entry) OFFSET(pt_regs_ ## entry, pt_regs, entry) 35 ENTRY(bx); 36 ENTRY(cx); 37 ENTRY(dx); 38 ENTRY(sp); 39 ENTRY(bp); 40 ENTRY(si); 41 ENTRY(di); 42 ENTRY(r8); 43 ENTRY(r9); 44 ENTRY(r10); 45 ENTRY(r11); 46 ENTRY(r12); 47 ENTRY(r13); 48 ENTRY(r14); 49 ENTRY(r15); 50 ENTRY(flags); 51 BLANK(); 52 #undef ENTRY 53 54 #define ENTRY(entry) OFFSET(saved_context_ ## entry, saved_context, entry) 55 ENTRY(cr0); 56 ENTRY(cr2); 57 ENTRY(cr3); 58 ENTRY(cr4); 59 ENTRY(cr8); 60 ENTRY(gdt_desc); 61 BLANK(); 62 #undef ENTRY 63 64 OFFSET(TSS_ist, tss_struct, x86_tss.ist); 65 OFFSET(TSS_sp0, tss_struct, x86_tss.sp0); 66 BLANK(); 67 68 #ifdef CONFIG_CC_STACKPROTECTOR 69 DEFINE(stack_canary_offset, offsetof(union irq_stack_union, stack_canary)); 70 BLANK(); 71 #endif 72 73 DEFINE(__NR_syscall_max, sizeof(syscalls_64) - 1); 74 DEFINE(NR_syscalls, sizeof(syscalls_64)); 75 76 DEFINE(__NR_syscall_compat_max, sizeof(syscalls_ia32) - 1); 77 DEFINE(IA32_NR_syscalls, sizeof(syscalls_ia32)); 78 79 return 0; 80 } 81