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: tlb.h

/*
 *  arch/arm/include/asm/tlb.h
 *
 *  Copyright (C) 2002 Russell King
 *
 * 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.
 *
 *  Experimentation shows that on a StrongARM, it appears to be faster
 *  to use the "invalidate whole tlb" rather than "invalidate single
 *  tlb" for this.
 *
 *  This appears true for both the process fork+exit case, as well as
 *  the munmap-large-area case.
 */
#ifndef __ASMARM_TLB_H
#define __ASMARM_TLB_H

#include <asm/cacheflush.h>

#ifndef CONFIG_MMU

#include <linux/pagemap.h>

#define tlb_flush(tlb)	((void) tlb)

#include <asm-generic/tlb.h>

#else /* !CONFIG_MMU */

#include <linux/swap.h>
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>

#define MMU_GATHER_BUNDLE	8

#ifdef CONFIG_HAVE_RCU_TABLE_FREE
static inline void __tlb_remove_table(void *_table)
{
	free_page_and_swap_cache((struct page *)_table);
}

struct mmu_table_batch {
	struct rcu_head		rcu;
	unsigned int		nr;
	void			*tables[0];
};

#define MAX_TABLE_BATCH		\
	((PAGE_SIZE - sizeof(struct mmu_table_batch)) / sizeof(void *))

extern void tlb_table_flush(struct mmu_gather *tlb);
extern void tlb_remove_table(struct mmu_gather *tlb, void *table);

#define tlb_remove_entry(tlb, entry)	tlb_remove_table(tlb, entry)
#else
#define tlb_remove_entry(tlb, entry)	tlb_remove_page(tlb, entry)
#endif /* CONFIG_HAVE_RCU_TABLE_FREE */

/*
 * TLB handling.  This allows us to remove pages from the page
 * tables, and efficiently handle the TLB issues.
 */
struct mmu_gather {
	struct mm_struct	*mm;
#ifdef CONFIG_HAVE_RCU_TABLE_FREE
	struct mmu_table_batch	*batch;
	unsigned int		need_flush;
#endif
	unsigned int		fullmm;
	struct vm_area_struct	*vma;
	unsigned long		start, end;
	unsigned long		range_start;
	unsigned long		range_end;
	unsigned int		nr;
	unsigned int		max;
	struct page		**pages;
	struct page		*local[MMU_GATHER_BUNDLE];
};

DECLARE_PER_CPU(struct mmu_gather, mmu_gathers);

/*
 * This is unnecessarily complex.  There's three ways the TLB shootdown
 * code is used:
 *  1. Unmapping a range of vmas.  See zap_page_range(), unmap_region().
 *     tlb->fullmm = 0, and tlb_start_vma/tlb_end_vma will be called.
 *     tlb->vma will be non-NULL.
 *  2. Unmapping all vmas.  See exit_mmap().
 *     tlb->fullmm = 1, and tlb_start_vma/tlb_end_vma will be called.
 *     tlb->vma will be non-NULL.  Additionally, page tables will be freed.
 *  3. Unmapping argument pages.  See shift_arg_pages().
 *     tlb->fullmm = 0, but tlb_start_vma/tlb_end_vma will not be called.
 *     tlb->vma will be NULL.
 */
static inline void tlb_flush(struct mmu_gather *tlb)
{
	if (tlb->fullmm || !tlb->vma)
		flush_tlb_mm(tlb->mm);
	else if (tlb->range_end > 0) {
		flush_tlb_range(tlb->vma, tlb->range_start, tlb->range_end);
		tlb->range_start = TASK_SIZE;
		tlb->range_end = 0;
	}
}

static inline void tlb_add_flush(struct mmu_gather *tlb, unsigned long addr)
{
	if (!tlb->fullmm) {
		if (addr < tlb->range_start)
			tlb->range_start = addr;
		if (addr + PAGE_SIZE > tlb->range_end)
			tlb->range_end = addr + PAGE_SIZE;
	}
}

static inline void __tlb_alloc_page(struct mmu_gather *tlb)
{
	unsigned long addr = __get_free_pages(GFP_NOWAIT | __GFP_NOWARN, 0);

if (addr) {
		tlb->pages = (void *)addr;
		tlb->max = PAGE_SIZE / sizeof(struct page *);
	}
}

static inline void tlb_flush_mmu_tlbonly(struct mmu_gather *tlb)
{
	tlb_flush(tlb);
#ifdef CONFIG_HAVE_RCU_TABLE_FREE
	tlb_table_flush(tlb);
#endif
}

static inline void tlb_flush_mmu_free(struct mmu_gather *tlb)
{
	free_pages_and_swap_cache(tlb->pages, tlb->nr);
	tlb->nr = 0;
	if (tlb->pages == tlb->local)
		__tlb_alloc_page(tlb);
}

static inline void tlb_flush_mmu(struct mmu_gather *tlb)
{
	tlb_flush_mmu_tlbonly(tlb);
	tlb_flush_mmu_free(tlb);
}

static inline void
arch_tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm,
			unsigned long start, unsigned long end)
{
	tlb->mm = mm;
	tlb->fullmm = !(start | (end+1));
	tlb->start = start;
	tlb->end = end;
	tlb->vma = NULL;
	tlb->max = ARRAY_SIZE(tlb->local);
	tlb->pages = tlb->local;
	tlb->nr = 0;
	__tlb_alloc_page(tlb);

#ifdef CONFIG_HAVE_RCU_TABLE_FREE
	tlb->batch = NULL;
#endif
}

static inline void
arch_tlb_finish_mmu(struct mmu_gather *tlb,
			unsigned long start, unsigned long end, bool force)
{
	if (force) {
		tlb->range_start = start;
		tlb->range_end = end;
	}

tlb_flush_mmu(tlb);

/* keep the page table cache within bounds */
	check_pgt_cache();

if (tlb->pages != tlb->local)
		free_pages((unsigned long)tlb->pages, 0);
}

/*
 * Memorize the range for the TLB flush.
 */
static inline void
tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, unsigned long addr)
{
	tlb_add_flush(tlb, addr);
}

#define tlb_remove_huge_tlb_entry(h, tlb, ptep, address)	\
	tlb_remove_tlb_entry(tlb, ptep, address)
/*
 * In the case of tlb vma handling, we can optimise these away in the
 * case where we're doing a full MM flush.  When we're doing a munmap,
 * the vmas are adjusted to only cover the region to be torn down.
 */
static inline void
tlb_start_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
{
	if (!tlb->fullmm) {
		flush_cache_range(vma, vma->vm_start, vma->vm_end);
		tlb->vma = vma;
		tlb->range_start = TASK_SIZE;
		tlb->range_end = 0;
	}
}

static inline void
tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
{
	if (!tlb->fullmm)
		tlb_flush(tlb);
}

static inline bool __tlb_remove_page(struct mmu_gather *tlb, struct page *page)
{
	tlb->pages[tlb->nr++] = page;
	VM_WARN_ON(tlb->nr > tlb->max);
	if (tlb->nr == tlb->max)
		return true;
	return false;
}

static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page)
{
	if (__tlb_remove_page(tlb, page))
		tlb_flush_mmu(tlb);
}

static inline bool __tlb_remove_page_size(struct mmu_gather *tlb,
					  struct page *page, int page_size)
{
	return __tlb_remove_page(tlb, page);
}

static inline void tlb_remove_page_size(struct mmu_gather *tlb,
					struct page *page, int page_size)
{
	return tlb_remove_page(tlb, page);
}

static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
	unsigned long addr)
{
	pgtable_page_dtor(pte);

#ifdef CONFIG_ARM_LPAE
	tlb_add_flush(tlb, addr);
#else
	/*
	 * With the classic ARM MMU, a pte page has two corresponding pmd
	 * entries, each covering 1MB.
	 */
	addr &= PMD_MASK;
	tlb_add_flush(tlb, addr + SZ_1M - PAGE_SIZE);
	tlb_add_flush(tlb, addr + SZ_1M);
#endif

tlb_remove_entry(tlb, pte);
}

static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmdp,
				  unsigned long addr)
{
#ifdef CONFIG_ARM_LPAE
	tlb_add_flush(tlb, addr);
	tlb_remove_entry(tlb, virt_to_page(pmdp));
#endif
}

static inline void
tlb_remove_pmd_tlb_entry(struct mmu_gather *tlb, pmd_t *pmdp, unsigned long addr)
{
	tlb_add_flush(tlb, addr);
}

static inline void
tlb_flush_pmd_range(struct mmu_gather *tlb, unsigned long address,
		    unsigned long size)
{
	tlb_add_flush(tlb, address);
	tlb_add_flush(tlb, address + size - PMD_SIZE);
}

#define pte_free_tlb(tlb, ptep, addr)	__pte_free_tlb(tlb, ptep, addr)
#define pmd_free_tlb(tlb, pmdp, addr)	__pmd_free_tlb(tlb, pmdp, addr)
#define pud_free_tlb(tlb, pudp, addr)	pud_free((tlb)->mm, pudp)

#define tlb_migrate_finish(mm)		do { } while (0)

#define tlb_remove_check_page_size_change tlb_remove_check_page_size_change
static inline void tlb_remove_check_page_size_change(struct mmu_gather *tlb,
						     unsigned int page_size)
{
}

#endif /* CONFIG_MMU */
#endif