Release 4.11 arch/avr32/include/asm/pgalloc.h
/*
* Copyright (C) 2004-2006 Atmel Corporation
*
* 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.
*/
#ifndef __ASM_AVR32_PGALLOC_H
#define __ASM_AVR32_PGALLOC_H
#include <linux/mm.h>
#include <linux/quicklist.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#define QUICK_PGD 0
/* Preserve kernel mappings over free */
#define QUICK_PT 1
/* Zero on free */
static inline void pmd_populate_kernel(struct mm_struct *mm,
pmd_t *pmd, pte_t *pte)
{
set_pmd(pmd, __pmd((unsigned long)pte));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 34 | 100.00% | 2 | 100.00% |
| Total | 34 | 100.00% | 2 | 100.00% |
static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
pgtable_t pte)
{
set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 35 | 97.22% | 2 | 66.67% |
| Martin Schwidefsky | 1 | 2.78% | 1 | 33.33% |
| Total | 36 | 100.00% | 3 | 100.00% |
#define pmd_pgtable(pmd) pmd_page(pmd)
static inline void pgd_ctor(void *x)
{
pgd_t *pgd = x;
memcpy(pgd + USER_PTRS_PER_PGD,
swapper_pg_dir + USER_PTRS_PER_PGD,
(PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 38 | 97.44% | 4 | 80.00% |
| Mariusz Kozlowski | 1 | 2.56% | 1 | 20.00% |
| Total | 39 | 100.00% | 5 | 100.00% |
/*
* Allocate and free page tables
*/
static inline pgd_t *pgd_alloc(struct mm_struct *mm)
{
return quicklist_alloc(QUICK_PGD, GFP_KERNEL, pgd_ctor);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 23 | 100.00% | 3 | 100.00% |
| Total | 23 | 100.00% | 3 | 100.00% |
static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
{
quicklist_free(QUICK_PGD, NULL, pgd);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 20 | 80.00% | 2 | 66.67% |
| Benjamin Herrenschmidt | 5 | 20.00% | 1 | 33.33% |
| Total | 25 | 100.00% | 3 | 100.00% |
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
{
return quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 27 | 100.00% | 2 | 100.00% |
| Total | 27 | 100.00% | 2 | 100.00% |
static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
unsigned long address)
{
struct page *page;
void *pg;
pg = quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
if (!pg)
return NULL;
page = virt_to_page(pg);
if (!pgtable_page_ctor(page)) {
quicklist_free(QUICK_PT, NULL, pg);
return NULL;
}
return page;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 48 | 63.16% | 2 | 50.00% |
| Kirill A. Shutemov | 17 | 22.37% | 1 | 25.00% |
| Martin Schwidefsky | 11 | 14.47% | 1 | 25.00% |
| Total | 76 | 100.00% | 4 | 100.00% |
static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
{
quicklist_free(QUICK_PT, NULL, pte);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 20 | 80.00% | 2 | 66.67% |
| Benjamin Herrenschmidt | 5 | 20.00% | 1 | 33.33% |
| Total | 25 | 100.00% | 3 | 100.00% |
static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
{
pgtable_page_dtor(pte);
quicklist_free_page(QUICK_PT, NULL, pte);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 19 | 65.52% | 2 | 50.00% |
| Martin Schwidefsky | 6 | 20.69% | 1 | 25.00% |
| Benjamin Herrenschmidt | 4 | 13.79% | 1 | 25.00% |
| Total | 29 | 100.00% | 4 | 100.00% |
#define __pte_free_tlb(tlb,pte,addr) \
do { \
pgtable_page_dtor(pte); \
tlb_remove_page((tlb), pte); \
} while (0)
static inline void check_pgt_cache(void)
{
quicklist_trim(QUICK_PGD, NULL, 25, 16);
quicklist_trim(QUICK_PT, NULL, 25, 16);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 31 | 100.00% | 3 | 100.00% |
| Total | 31 | 100.00% | 3 | 100.00% |
#endif /* __ASM_AVR32_PGALLOC_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Håvard Skinnemoen | 333 | 83.88% | 5 | 45.45% |
| Martin Schwidefsky | 27 | 6.80% | 1 | 9.09% |
| Kirill A. Shutemov | 17 | 4.28% | 1 | 9.09% |
| Benjamin Herrenschmidt | 16 | 4.03% | 2 | 18.18% |
| Hans-Christian Noren Egtvedt | 3 | 0.76% | 1 | 9.09% |
| Mariusz Kozlowski | 1 | 0.25% | 1 | 9.09% |
| Total | 397 | 100.00% | 11 | 100.00% |
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