xref: /openbmc/linux/arch/x86/kernel/asm-offsets_64.c (revision 82df5b73)
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 #if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS)
9 #include <asm/kvm_para.h>
10 #endif
11 
12 int main(void)
13 {
14 #ifdef CONFIG_PARAVIRT
15 #ifdef CONFIG_PARAVIRT_XXL
16 	OFFSET(PV_CPU_usergs_sysret64, paravirt_patch_template,
17 	       cpu.usergs_sysret64);
18 	OFFSET(PV_CPU_swapgs, paravirt_patch_template, cpu.swapgs);
19 #ifdef CONFIG_DEBUG_ENTRY
20 	OFFSET(PV_IRQ_save_fl, paravirt_patch_template, irq.save_fl);
21 #endif
22 #endif
23 	BLANK();
24 #endif
25 
26 #if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS)
27 	OFFSET(KVM_STEAL_TIME_preempted, kvm_steal_time, preempted);
28 	BLANK();
29 #endif
30 
31 #define ENTRY(entry) OFFSET(pt_regs_ ## entry, pt_regs, entry)
32 	ENTRY(bx);
33 	ENTRY(cx);
34 	ENTRY(dx);
35 	ENTRY(sp);
36 	ENTRY(bp);
37 	ENTRY(si);
38 	ENTRY(di);
39 	ENTRY(r8);
40 	ENTRY(r9);
41 	ENTRY(r10);
42 	ENTRY(r11);
43 	ENTRY(r12);
44 	ENTRY(r13);
45 	ENTRY(r14);
46 	ENTRY(r15);
47 	ENTRY(flags);
48 	BLANK();
49 #undef ENTRY
50 
51 #define ENTRY(entry) OFFSET(saved_context_ ## entry, saved_context, entry)
52 	ENTRY(cr0);
53 	ENTRY(cr2);
54 	ENTRY(cr3);
55 	ENTRY(cr4);
56 	ENTRY(gdt_desc);
57 	BLANK();
58 #undef ENTRY
59 
60 	BLANK();
61 
62 #ifdef CONFIG_STACKPROTECTOR
63 	DEFINE(stack_canary_offset, offsetof(struct fixed_percpu_data, stack_canary));
64 	BLANK();
65 #endif
66 	return 0;
67 }
68