Release 4.14 arch/arm64/include/asm/tlb.h
/*
* Based on arch/arm/include/asm/tlb.h
*
* Copyright (C) 2002 Russell King
* Copyright (C) 2012 ARM Ltd.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_TLB_H
#define __ASM_TLB_H
#include <linux/pagemap.h>
#include <linux/swap.h>
#ifdef CONFIG_HAVE_RCU_TABLE_FREE
#define tlb_remove_entry(tlb, entry) tlb_remove_table(tlb, entry)
static inline void __tlb_remove_table(void *_table)
{
free_page_and_swap_cache((struct page *)_table);
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Steve Capper | 21 | 100.00% | 1 | 100.00% |
| Total | 21 | 100.00% | 1 | 100.00% |
#else
#define tlb_remove_entry(tlb, entry) tlb_remove_page(tlb, entry)
#endif /* CONFIG_HAVE_RCU_TABLE_FREE */
#include <asm-generic/tlb.h>
static inline void tlb_flush(struct mmu_gather *tlb)
{
struct vm_area_struct vma = { .vm_mm = tlb->mm, };
/*
* The ASID allocator will either invalidate the ASID or mark
* it as used.
*/
if (tlb->fullmm)
return;
/*
* The intermediate page table levels are already handled by
* the __(pte|pmd|pud)_free_tlb() functions, so last level
* TLBI is sufficient here.
*/
__flush_tlb_range(&vma, tlb->start, tlb->end, true);
}
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| Person | Tokens | Prop | Commits | CommitProp |
| Catalin Marinas | 41 | 82.00% | 3 | 75.00% |
| Will Deacon | 9 | 18.00% | 1 | 25.00% |
| Total | 50 | 100.00% | 4 | 100.00% |
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte,
unsigned long addr)
{
__flush_tlb_pgtable(tlb->mm, addr);
pgtable_page_dtor(pte);
tlb_remove_entry(tlb, pte);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Catalin Marinas | 39 | 97.50% | 2 | 66.67% |
| Steve Capper | 1 | 2.50% | 1 | 33.33% |
| Total | 40 | 100.00% | 3 | 100.00% |
#if CONFIG_PGTABLE_LEVELS > 2
static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmdp,
unsigned long addr)
{
__flush_tlb_pgtable(tlb->mm, addr);
tlb_remove_entry(tlb, virt_to_page(pmdp));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Catalin Marinas | 38 | 97.44% | 2 | 66.67% |
| Steve Capper | 1 | 2.56% | 1 | 33.33% |
| Total | 39 | 100.00% | 3 | 100.00% |
#endif
#if CONFIG_PGTABLE_LEVELS > 3
static inline void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pudp,
unsigned long addr)
{
__flush_tlb_pgtable(tlb->mm, addr);
tlb_remove_entry(tlb, virt_to_page(pudp));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jungseok Lee | 29 | 74.36% | 1 | 33.33% |
| Catalin Marinas | 9 | 23.08% | 1 | 33.33% |
| Steve Capper | 1 | 2.56% | 1 | 33.33% |
| Total | 39 | 100.00% | 3 | 100.00% |
#endif
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Catalin Marinas | 146 | 59.11% | 5 | 50.00% |
| Steve Capper | 56 | 22.67% | 1 | 10.00% |
| Jungseok Lee | 31 | 12.55% | 1 | 10.00% |
| Will Deacon | 12 | 4.86% | 2 | 20.00% |
| Kirill A. Shutemov | 2 | 0.81% | 1 | 10.00% |
| Total | 247 | 100.00% | 10 | 100.00% |
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