| Server IP : 74.208.127.88 / Your IP : 216.73.216.145 Web Server : Apache/2.4.41 (Ubuntu) System : Linux ubuntu 5.4.0-163-generic #180-Ubuntu SMP Tue Sep 5 13:21:23 UTC 2023 x86_64 User : www-data ( 33) PHP Version : 7.4.3-4ubuntu2.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/self/root/lib/modules/5.4.0-163-generic/build/arch/arm64/include/asm/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Based on arch/arm/include/asm/tlb.h
*
* Copyright (C) 2002 Russell King
* Copyright (C) 2012 ARM Ltd.
*/
#ifndef __ASM_TLB_H
#define __ASM_TLB_H
#include <linux/pagemap.h>
#include <linux/swap.h>
static inline void __tlb_remove_table(void *_table)
{
free_page_and_swap_cache((struct page *)_table);
}
#define tlb_flush tlb_flush
static void tlb_flush(struct mmu_gather *tlb);
#include <asm-generic/tlb.h>
static inline void tlb_flush(struct mmu_gather *tlb)
{
struct vm_area_struct vma = TLB_FLUSH_VMA(tlb->mm, 0);
bool last_level = !tlb->freed_tables;
unsigned long stride = tlb_get_unmap_size(tlb);
/*
* If we're tearing down the address space then we only care about
* invalidating the walk-cache, since the ASID allocator won't
* reallocate our ASID without invalidating the entire TLB.
*/
if (tlb->fullmm) {
if (!last_level)
flush_tlb_mm(tlb->mm);
return;
}
__flush_tlb_range(&vma, tlb->start, tlb->end, stride, last_level);
}
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
unsigned long addr)
{
pgtable_pte_page_dtor(pte);
tlb_remove_table(tlb, pte);
}
#if CONFIG_PGTABLE_LEVELS > 2
static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmdp,
unsigned long addr)
{
struct page *page = virt_to_page(pmdp);
pgtable_pmd_page_dtor(page);
tlb_remove_table(tlb, page);
}
#endif
#if CONFIG_PGTABLE_LEVELS > 3
static inline void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pudp,
unsigned long addr)
{
tlb_remove_table(tlb, virt_to_page(pudp));
}
#endif
#endif