OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	05/09/2024 07:14:12 AM	rwxr-xr-x
📄 Kbuild	568 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 arch_gicv3.h	9.05 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 arch_timer.h	2.48 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 arm-cci.h	1.05 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 asm-offsets.h	35 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 assembler.h	10.46 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 atomic.h	13.22 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 auxvec.h	29 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 bL_switcher.h	2.28 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 barrier.h	2.84 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 bitops.h	8.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 bitrev.h	451 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 bug.h	2.46 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 bugs.h	546 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 cache.h	813 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cacheflush.h	15.54 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cachetype.h	2.71 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 checksum.h	3.71 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 clocksource.h	153 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cmpxchg.h	6.14 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 compiler.h	978 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cp15.h	3.84 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 cpu.h	533 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 cpufeature.h	1.4 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cpuidle.h	1.33 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cputype.h	8.42 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 cti.h	3.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dcc.h	1.01 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 delay.h	2.83 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 device.h	771 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 div64.h	3.17 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma-contiguous.h	265 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma-iommu.h	1.01 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma-mapping.h	7.44 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dma.h	4.18 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 dmi.h	528 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 domain.h	3.65 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ecard.h	5.98 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 edac.h	1.51 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 efi.h	3.04 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 elf.h	4.52 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 entry-macro-multi.S	726 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 exception.h	571 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 fb.h	375 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 fiq.h	1.36 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 firmware.h	1.82 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 fixmap.h	1.84 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 flat.h	915 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 floppy.h	3.61 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 fncpy.h	3.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 fpstate.h	1.73 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 ftrace.h	1.92 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 futex.h	4.24 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 glue-cache.h	3.51 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 glue-df.h	2.2 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 glue-pf.h	1.12 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 glue-proc.h	4.46 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 glue.h	759 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 gpio.h	693 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 hardirq.h	803 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📁 hardware	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 highmem.h	2.15 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hugetlb-3level.h	2.03 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hugetlb.h	1.78 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hw_breakpoint.h	3.53 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 hw_irq.h	349 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 hwcap.h	378 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 hypervisor.h	140 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 ide.h	566 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 idmap.h	355 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 insn.h	636 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 io.h	15.96 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 irq.h	1015 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 irq_work.h	234 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 irqflags.h	3.88 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 jump_label.h	1009 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 kexec-internal.h	272 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 kexec.h	2.3 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kgdb.h	2.72 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 kmap_types.h	190 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 kprobes.h	2.65 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 kvm_arm.h	7.6 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kvm_asm.h	2.84 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 kvm_coproc.h	1.99 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kvm_emulate.h	7.84 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 kvm_host.h	10.31 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 kvm_hyp.h	4.49 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 kvm_mmio.h	1.34 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 kvm_mmu.h	7.27 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 limits.h	166 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 linkage.h	216 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📁 mach	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 mc146818rtc.h	720 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mcpm.h	11.92 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mcs_spinlock.h	570 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 memblock.h	248 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 memory.h	9.95 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 mmu.h	953 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 mmu_context.h	3.94 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 module.h	1.57 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 mpu.h	2.15 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 mtd-xip.h	666 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 neon.h	1.16 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 nwflash.h	252 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 opcodes-sec.h	742 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 opcodes-virt.h	1.32 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 opcodes.h	8.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 outercache.h	3.78 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 page-nommu.h	957 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 page.h	3.61 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 paravirt.h	454 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 patch.h	438 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 pci.h	956 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 percpu.h	1.56 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 perf_event.h	857 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 pgalloc.h	3.79 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-2level-hwdef.h	3.45 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-2level-types.h	1.84 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-2level.h	8.51 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 pgtable-3level-hwdef.h	3.95 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-3level-types.h	1.89 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-3level.h	9.54 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 pgtable-hwdef.h	467 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 pgtable-nommu.h	2.51 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 pgtable.h	11.71 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 probes.h	1.73 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 proc-fns.h	4.79 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 processor.h	3.4 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 procinfo.h	1.27 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 prom.h	715 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 psci.h	771 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 ptrace.h	4.89 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 sections.h	189 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 set_memory.h	1.04 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 setup.h	934 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 shmparam.h	419 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 signal.h	500 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 smp.h	3.1 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 smp_plat.h	2.48 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 smp_scu.h	1.32 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 smp_twd.h	908 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 sparsemem.h	716 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 spectre.h	906 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 spinlock.h	5.49 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 spinlock_types.h	541 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 stackprotector.h	1.09 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 stacktrace.h	742 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 stage2_pgtable.h	2.12 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 string.h	1.43 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 suspend.h	369 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 swab.h	1005 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 switch_to.h	1.03 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 sync_bitops.h	1.03 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 syscall.h	2.48 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 system_info.h	763 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 system_misc.h	1.14 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 tcm.h	937 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 therm.h	655 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 thread_info.h	5.2 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 thread_notify.h	1.2 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 timex.h	577 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 tlb.h	7.37 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 tlbflush.h	17.88 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 tls.h	3.09 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 topology.h	1.18 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 traps.h	1.17 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 trusted_foundations.h	2.29 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 uaccess-asm.h	2.83 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 uaccess.h	16.22 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 ucontext.h	2.98 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 unaligned.h	846 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 unified.h	1.61 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 unistd.h	1.68 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 unwind.h	1.71 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 uprobes.h	1.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 user.h	4.2 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 v7m.h	2.93 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 vdso.h	507 bytes	06/16/2023 05:32:39 PM	rw-r--r--
📄 vdso_datapage.h	1.69 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 vfp.h	2.86 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 vfpmacros.h	2.1 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 vga.h	305 bytes	01/28/2018 09:20:33 PM	rw-r--r--
📄 virt.h	2.9 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 word-at-a-time.h	2.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📁 xen	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 xor.h	5.22 KB	01/28/2018 09:20:33 PM	rw-r--r--

Editing: kvm_mmu.h

/*
 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
 * Author: Christoffer Dall <c.dall@virtualopensystems.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2, as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef __ARM_KVM_MMU_H__
#define __ARM_KVM_MMU_H__

#include <asm/memory.h>
#include <asm/page.h>

/*
 * We directly use the kernel VA for the HYP, as we can directly share
 * the mapping (HTTBR "covers" TTBR1).
 */
#define kern_hyp_va(kva)	(kva)

/* Contrary to arm64, there is no need to generate a PC-relative address */
#define hyp_symbol_addr(s)						\
	({								\
		typeof(s) *addr = &(s);					\
		addr;							\
	})

/*
 * KVM_MMU_CACHE_MIN_PAGES is the number of stage2 page table translation levels.
 */
#define KVM_MMU_CACHE_MIN_PAGES	2

#ifndef __ASSEMBLY__

#include <linux/highmem.h>
#include <asm/cacheflush.h>
#include <asm/pgalloc.h>
#include <asm/stage2_pgtable.h>

int create_hyp_mappings(void *from, void *to, pgprot_t prot);
int create_hyp_io_mappings(void *from, void *to, phys_addr_t);
void free_hyp_pgds(void);

void stage2_unmap_vm(struct kvm *kvm);
int kvm_alloc_stage2_pgd(struct kvm *kvm);
void kvm_free_stage2_pgd(struct kvm *kvm);
int kvm_phys_addr_ioremap(struct kvm *kvm, phys_addr_t guest_ipa,
			  phys_addr_t pa, unsigned long size, bool writable);

int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run);

void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu);

phys_addr_t kvm_mmu_get_httbr(void);
phys_addr_t kvm_get_idmap_vector(void);
int kvm_mmu_init(void);
void kvm_clear_hyp_idmap(void);

static inline void kvm_set_pmd(pmd_t *pmd, pmd_t new_pmd)
{
	*pmd = new_pmd;
	dsb(ishst);
}

static inline void kvm_set_pte(pte_t *pte, pte_t new_pte)
{
	*pte = new_pte;
	dsb(ishst);
}

static inline pte_t kvm_s2pte_mkwrite(pte_t pte)
{
	pte_val(pte) |= L_PTE_S2_RDWR;
	return pte;
}

static inline pmd_t kvm_s2pmd_mkwrite(pmd_t pmd)
{
	pmd_val(pmd) |= L_PMD_S2_RDWR;
	return pmd;
}

static inline void kvm_set_s2pte_readonly(pte_t *pte)
{
	pte_val(*pte) = (pte_val(*pte) & ~L_PTE_S2_RDWR) | L_PTE_S2_RDONLY;
}

static inline bool kvm_s2pte_readonly(pte_t *pte)
{
	return (pte_val(*pte) & L_PTE_S2_RDWR) == L_PTE_S2_RDONLY;
}

static inline void kvm_set_s2pmd_readonly(pmd_t *pmd)
{
	pmd_val(*pmd) = (pmd_val(*pmd) & ~L_PMD_S2_RDWR) | L_PMD_S2_RDONLY;
}

static inline bool kvm_s2pmd_readonly(pmd_t *pmd)
{
	return (pmd_val(*pmd) & L_PMD_S2_RDWR) == L_PMD_S2_RDONLY;
}

static inline bool kvm_page_empty(void *ptr)
{
	struct page *ptr_page = virt_to_page(ptr);
	return page_count(ptr_page) == 1;
}

#define kvm_pte_table_empty(kvm, ptep) kvm_page_empty(ptep)
#define kvm_pmd_table_empty(kvm, pmdp) kvm_page_empty(pmdp)
#define kvm_pud_table_empty(kvm, pudp) false

#define hyp_pte_table_empty(ptep) kvm_page_empty(ptep)
#define hyp_pmd_table_empty(pmdp) kvm_page_empty(pmdp)
#define hyp_pud_table_empty(pudp) false

struct kvm;

#define kvm_flush_dcache_to_poc(a,l)	__cpuc_flush_dcache_area((a), (l))

static inline bool vcpu_has_cache_enabled(struct kvm_vcpu *vcpu)
{
	return (vcpu_cp15(vcpu, c1_SCTLR) & 0b101) == 0b101;
}

static inline void __coherent_cache_guest_page(struct kvm_vcpu *vcpu,
					       kvm_pfn_t pfn,
					       unsigned long size)
{
	/*
	 * If we are going to insert an instruction page and the icache is
	 * either VIPT or PIPT, there is a potential problem where the host
	 * (or another VM) may have used the same page as this guest, and we
	 * read incorrect data from the icache.  If we're using a PIPT cache,
	 * we can invalidate just that page, but if we are using a VIPT cache
	 * we need to invalidate the entire icache - damn shame - as written
	 * in the ARM ARM (DDI 0406C.b - Page B3-1393).
	 *
	 * VIVT caches are tagged using both the ASID and the VMID and doesn't
	 * need any kind of flushing (DDI 0406C.b - Page B3-1392).
	 *
	 * We need to do this through a kernel mapping (using the
	 * user-space mapping has proved to be the wrong
	 * solution). For that, we need to kmap one page at a time,
	 * and iterate over the range.
	 */

VM_BUG_ON(size & ~PAGE_MASK);

while (size) {
		void *va = kmap_atomic_pfn(pfn);

kvm_flush_dcache_to_poc(va, PAGE_SIZE);

if (icache_is_pipt())
			__cpuc_coherent_user_range((unsigned long)va,
						   (unsigned long)va + PAGE_SIZE);

size -= PAGE_SIZE;
		pfn++;

kunmap_atomic(va);
	}

if (!icache_is_pipt() && !icache_is_vivt_asid_tagged()) {
		/* any kind of VIPT cache */
		__flush_icache_all();
	}
}

static inline void __kvm_flush_dcache_pte(pte_t pte)
{
	void *va = kmap_atomic(pte_page(pte));

kvm_flush_dcache_to_poc(va, PAGE_SIZE);

kunmap_atomic(va);
}

static inline void __kvm_flush_dcache_pmd(pmd_t pmd)
{
	unsigned long size = PMD_SIZE;
	kvm_pfn_t pfn = pmd_pfn(pmd);

while (size) {
		void *va = kmap_atomic_pfn(pfn);

kvm_flush_dcache_to_poc(va, PAGE_SIZE);

pfn++;
		size -= PAGE_SIZE;

kunmap_atomic(va);
	}
}

static inline void __kvm_flush_dcache_pud(pud_t pud)
{
}

#define kvm_virt_to_phys(x)		virt_to_idmap((unsigned long)(x))

void kvm_set_way_flush(struct kvm_vcpu *vcpu);
void kvm_toggle_cache(struct kvm_vcpu *vcpu, bool was_enabled);

static inline bool __kvm_cpu_uses_extended_idmap(void)
{
	return false;
}

static inline void __kvm_extend_hypmap(pgd_t *boot_hyp_pgd,
				       pgd_t *hyp_pgd,
				       pgd_t *merged_hyp_pgd,
				       unsigned long hyp_idmap_start) { }

static inline unsigned int kvm_get_vmid_bits(void)
{
	return 8;
}

/*
 * We are not in the kvm->srcu critical section most of the time, so we take
 * the SRCU read lock here. Since we copy the data from the user page, we
 * can immediately drop the lock again.
 */
static inline int kvm_read_guest_lock(struct kvm *kvm,
				      gpa_t gpa, void *data, unsigned long len)
{
	int srcu_idx = srcu_read_lock(&kvm->srcu);
	int ret = kvm_read_guest(kvm, gpa, data, len);

srcu_read_unlock(&kvm->srcu, srcu_idx);

return ret;
}

static inline int kvm_write_guest_lock(struct kvm *kvm, gpa_t gpa,
				       const void *data, unsigned long len)
{
	int srcu_idx = srcu_read_lock(&kvm->srcu);
	int ret = kvm_write_guest(kvm, gpa, data, len);

srcu_read_unlock(&kvm->srcu, srcu_idx);

return ret;
}

static inline void *kvm_get_hyp_vector(void)
{
	switch(read_cpuid_part()) {
#ifdef CONFIG_HARDEN_BRANCH_PREDICTOR
	case ARM_CPU_PART_CORTEX_A12:
	case ARM_CPU_PART_CORTEX_A17:
	{
		extern char __kvm_hyp_vector_bp_inv[];
		return kvm_ksym_ref(__kvm_hyp_vector_bp_inv);
	}

case ARM_CPU_PART_BRAHMA_B15:
	case ARM_CPU_PART_CORTEX_A15:
	{
		extern char __kvm_hyp_vector_ic_inv[];
		return kvm_ksym_ref(__kvm_hyp_vector_ic_inv);
	}
#endif
	default:
	{
		extern char __kvm_hyp_vector[];
		return kvm_ksym_ref(__kvm_hyp_vector);
	}
	}
}

static inline int kvm_map_vectors(void)
{
	return 0;
}

static inline int hyp_map_aux_data(void)
{
	return 0;
}

#endif	/* !__ASSEMBLY__ */

#endif /* __ARM_KVM_MMU_H__ */