linux/arch/x86/kernel/asm-offsets_64.c
Juergen Gross 6da63eb241 x86/paravirt: Move the pv_irq_ops under the PARAVIRT_XXL umbrella
All of the paravirt ops defined in pv_irq_ops are for Xen PV guests
or VSMP only. Define them only if CONFIG_PARAVIRT_XXL is set.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: xen-devel@lists.xenproject.org
Cc: virtualization@lists.linux-foundation.org
Cc: akataria@vmware.com
Cc: rusty@rustcorp.com.au
Cc: boris.ostrovsky@oracle.com
Cc: hpa@zytor.com
Link: https://lkml.kernel.org/r/20180828074026.820-14-jgross@suse.com
2018-09-03 16:50:36 +02:00

86 lines
1.8 KiB
C

// SPDX-License-Identifier: GPL-2.0
#ifndef __LINUX_KBUILD_H
# error "Please do not build this file directly, build asm-offsets.c instead"
#endif
#include <asm/ia32.h>
#define __SYSCALL_64(nr, sym, qual) [nr] = 1,
static char syscalls_64[] = {
#include <asm/syscalls_64.h>
};
#define __SYSCALL_I386(nr, sym, qual) [nr] = 1,
static char syscalls_ia32[] = {
#include <asm/syscalls_32.h>
};
#if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS)
#include <asm/kvm_para.h>
#endif
int main(void)
{
#ifdef CONFIG_PARAVIRT
#ifdef CONFIG_PARAVIRT_XXL
OFFSET(PV_CPU_usergs_sysret64, paravirt_patch_template,
cpu.usergs_sysret64);
OFFSET(PV_CPU_swapgs, paravirt_patch_template, cpu.swapgs);
#ifdef CONFIG_DEBUG_ENTRY
OFFSET(PV_IRQ_save_fl, paravirt_patch_template, irq.save_fl);
#endif
#endif
BLANK();
#endif
#if defined(CONFIG_KVM_GUEST) && defined(CONFIG_PARAVIRT_SPINLOCKS)
OFFSET(KVM_STEAL_TIME_preempted, kvm_steal_time, preempted);
BLANK();
#endif
#define ENTRY(entry) OFFSET(pt_regs_ ## entry, pt_regs, entry)
ENTRY(bx);
ENTRY(cx);
ENTRY(dx);
ENTRY(sp);
ENTRY(bp);
ENTRY(si);
ENTRY(di);
ENTRY(r8);
ENTRY(r9);
ENTRY(r10);
ENTRY(r11);
ENTRY(r12);
ENTRY(r13);
ENTRY(r14);
ENTRY(r15);
ENTRY(flags);
BLANK();
#undef ENTRY
#define ENTRY(entry) OFFSET(saved_context_ ## entry, saved_context, entry)
ENTRY(cr0);
ENTRY(cr2);
ENTRY(cr3);
ENTRY(cr4);
ENTRY(cr8);
ENTRY(gdt_desc);
BLANK();
#undef ENTRY
OFFSET(TSS_ist, tss_struct, x86_tss.ist);
BLANK();
#ifdef CONFIG_STACKPROTECTOR
DEFINE(stack_canary_offset, offsetof(union irq_stack_union, stack_canary));
BLANK();
#endif
DEFINE(__NR_syscall_max, sizeof(syscalls_64) - 1);
DEFINE(NR_syscalls, sizeof(syscalls_64));
DEFINE(__NR_syscall_compat_max, sizeof(syscalls_ia32) - 1);
DEFINE(IA32_NR_syscalls, sizeof(syscalls_ia32));
return 0;
}