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 #ifdef CONFIG_PARAVIRT_XXL 25 OFFSET(PV_CPU_usergs_sysret64, paravirt_patch_template, 26 cpu.usergs_sysret64); 27 OFFSET(PV_CPU_swapgs, paravirt_patch_template, cpu.swapgs); 28 #ifdef CONFIG_DEBUG_ENTRY 29 OFFSET(PV_IRQ_save_fl, paravirt_patch_template, irq.save_fl); 30 #endif 31 #endif 32 BLANK(); 33 #endif 34 35 #if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS) 36 OFFSET(KVM_STEAL_TIME_preempted, kvm_steal_time, preempted); 37 BLANK(); 38 #endif 39 40 #define ENTRY(entry) OFFSET(pt_regs_ ## entry, pt_regs, entry) 41 ENTRY(bx); 42 ENTRY(cx); 43 ENTRY(dx); 44 ENTRY(sp); 45 ENTRY(bp); 46 ENTRY(si); 47 ENTRY(di); 48 ENTRY(r8); 49 ENTRY(r9); 50 ENTRY(r10); 51 ENTRY(r11); 52 ENTRY(r12); 53 ENTRY(r13); 54 ENTRY(r14); 55 ENTRY(r15); 56 ENTRY(flags); 57 BLANK(); 58 #undef ENTRY 59 60 #define ENTRY(entry) OFFSET(saved_context_ ## entry, saved_context, entry) 61 ENTRY(cr0); 62 ENTRY(cr2); 63 ENTRY(cr3); 64 ENTRY(cr4); 65 ENTRY(cr8); 66 ENTRY(gdt_desc); 67 BLANK(); 68 #undef ENTRY 69 70 OFFSET(TSS_ist, tss_struct, x86_tss.ist); 71 DEFINE(DB_STACK_OFFSET, offsetof(struct cea_exception_stacks, DB_stack) - 72 offsetof(struct cea_exception_stacks, DB1_stack)); 73 BLANK(); 74 75 #ifdef CONFIG_STACKPROTECTOR 76 DEFINE(stack_canary_offset, offsetof(struct fixed_percpu_data, stack_canary)); 77 BLANK(); 78 #endif 79 80 DEFINE(__NR_syscall_max, sizeof(syscalls_64) - 1); 81 DEFINE(NR_syscalls, sizeof(syscalls_64)); 82 83 DEFINE(__NR_syscall_compat_max, sizeof(syscalls_ia32) - 1); 84 DEFINE(IA32_NR_syscalls, sizeof(syscalls_ia32)); 85 86 return 0; 87 } 88