Release 4.14 arch/m68k/include/asm/sun3_pgalloc.h
/* SPDX-License-Identifier: GPL-2.0 */
/* sun3_pgalloc.h --
* reorganization around 2.3.39, routines moved from sun3_pgtable.h
*
*
* 02/27/2002 -- Modified to support "highpte" implementation in 2.5.5 (Sam)
*
* moved 1/26/2000 Sam Creasey
*/
#ifndef _SUN3_PGALLOC_H
#define _SUN3_PGALLOC_H
#include <asm/tlb.h>
extern const char bad_pmd_string[];
#define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); })
static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
{
free_page((unsigned long) pte);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Linus Torvalds (pre-git) | 18 | 72.00% | 1 | 33.33% |
Benjamin Herrenschmidt | 5 | 20.00% | 1 | 33.33% |
Roman Zippel | 2 | 8.00% | 1 | 33.33% |
Total | 25 | 100.00% | 3 | 100.00% |
static inline void pte_free(struct mm_struct *mm, pgtable_t page)
{
pgtable_page_dtor(page);
__free_page(page);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Roman Zippel | 15 | 60.00% | 1 | 33.33% |
Martin Schwidefsky | 6 | 24.00% | 1 | 33.33% |
Benjamin Herrenschmidt | 4 | 16.00% | 1 | 33.33% |
Total | 25 | 100.00% | 3 | 100.00% |
#define __pte_free_tlb(tlb,pte,addr) \
do { \
pgtable_page_dtor(pte); \
tlb_remove_page((tlb), pte); \
} while (0)
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long address)
{
unsigned long page = __get_free_page(GFP_KERNEL);
if (!page)
return NULL;
memset((void *)page, 0, PAGE_SIZE);
return (pte_t *) (page);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Linus Torvalds (pre-git) | 48 | 85.71% | 1 | 33.33% |
Linus Torvalds | 7 | 12.50% | 1 | 33.33% |
Roman Zippel | 1 | 1.79% | 1 | 33.33% |
Total | 56 | 100.00% | 3 | 100.00% |
static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
unsigned long address)
{
struct page *page = alloc_pages(GFP_KERNEL, 0);
if (page == NULL)
return NULL;
clear_highpage(page);
if (!pgtable_page_ctor(page)) {
__free_page(page);
return NULL;
}
return page;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Roman Zippel | 40 | 63.49% | 1 | 25.00% |
Kirill A. Shutemov | 13 | 20.63% | 1 | 25.00% |
Martin Schwidefsky | 6 | 9.52% | 1 | 25.00% |
Linus Torvalds | 4 | 6.35% | 1 | 25.00% |
Total | 63 | 100.00% | 4 | 100.00% |
static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
{
pmd_val(*pmd) = __pa((unsigned long)pte);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Roman Zippel | 28 | 80.00% | 1 | 50.00% |
Linus Torvalds | 7 | 20.00% | 1 | 50.00% |
Total | 35 | 100.00% | 2 | 100.00% |
static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t page)
{
pmd_val(*pmd) = __pa((unsigned long)page_address(page));
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Roman Zippel | 20 | 54.05% | 1 | 33.33% |
Linus Torvalds (pre-git) | 16 | 43.24% | 1 | 33.33% |
Martin Schwidefsky | 1 | 2.70% | 1 | 33.33% |
Total | 37 | 100.00% | 3 | 100.00% |
#define pmd_pgtable(pmd) pmd_page(pmd)
/*
* allocating and freeing a pmd is trivial: the 1-entry pmd is
* inside the pgd, so has no extra memory associated with it.
*/
#define pmd_free(mm, x) do { } while (0)
#define __pmd_free_tlb(tlb, x, addr) do { } while (0)
static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
{
free_page((unsigned long) pgd);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Linus Torvalds (pre-git) | 19 | 76.00% | 1 | 33.33% |
Benjamin Herrenschmidt | 5 | 20.00% | 1 | 33.33% |
Roman Zippel | 1 | 4.00% | 1 | 33.33% |
Total | 25 | 100.00% | 3 | 100.00% |
static inline pgd_t * pgd_alloc(struct mm_struct *mm)
{
pgd_t *new_pgd;
new_pgd = (pgd_t *)get_zeroed_page(GFP_KERNEL);
memcpy(new_pgd, swapper_pg_dir, PAGE_SIZE);
memset(new_pgd, 0, (PAGE_OFFSET >> PGDIR_SHIFT));
return new_pgd;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Linus Torvalds (pre-git) | 47 | 88.68% | 1 | 25.00% |
Linus Torvalds | 4 | 7.55% | 1 | 25.00% |
Roman Zippel | 1 | 1.89% | 1 | 25.00% |
Andrew Morton | 1 | 1.89% | 1 | 25.00% |
Total | 53 | 100.00% | 4 | 100.00% |
#define pgd_populate(mm, pmd, pte) BUG()
#endif /* SUN3_PGALLOC_H */
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Linus Torvalds (pre-git) | 157 | 39.35% | 1 | 7.14% |
Roman Zippel | 137 | 34.34% | 1 | 7.14% |
Linus Torvalds | 41 | 10.28% | 2 | 14.29% |
Martin Schwidefsky | 22 | 5.51% | 1 | 7.14% |
Benjamin Herrenschmidt | 20 | 5.01% | 2 | 14.29% |
Kirill A. Shutemov | 13 | 3.26% | 1 | 7.14% |
Andrew Morton | 4 | 1.00% | 3 | 21.43% |
Geert Uytterhoeven | 4 | 1.00% | 2 | 14.29% |
Greg Kroah-Hartman | 1 | 0.25% | 1 | 7.14% |
Total | 399 | 100.00% | 14 | 100.00% |
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.