mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-27 00:10:51 +07:00
dc71c7d5db
arch/m68k/include/asm/motorola_pgalloc.h: In function 'pte_alloc_one': arch/m68k/include/asm/motorola_pgalloc.h:44: warning: passing argument 1 of 'kunmap' from incompatible pointer type Also, remove unneeded test for kmap() failure. Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
#ifndef _MOTOROLA_PGALLOC_H
|
|
#define _MOTOROLA_PGALLOC_H
|
|
|
|
#include <asm/tlb.h>
|
|
#include <asm/tlbflush.h>
|
|
|
|
extern pmd_t *get_pointer_table(void);
|
|
extern int free_pointer_table(pmd_t *);
|
|
|
|
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
|
|
{
|
|
pte_t *pte;
|
|
|
|
pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
|
|
if (pte) {
|
|
__flush_page_to_ram(pte);
|
|
flush_tlb_kernel_page(pte);
|
|
nocache_page(pte);
|
|
}
|
|
|
|
return pte;
|
|
}
|
|
|
|
static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
|
|
{
|
|
cache_page(pte);
|
|
free_page((unsigned long) pte);
|
|
}
|
|
|
|
static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
|
|
{
|
|
struct page *page = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
|
|
pte_t *pte;
|
|
|
|
if(!page)
|
|
return NULL;
|
|
|
|
pte = kmap(page);
|
|
__flush_page_to_ram(pte);
|
|
flush_tlb_kernel_page(pte);
|
|
nocache_page(pte);
|
|
kunmap(page);
|
|
pgtable_page_ctor(page);
|
|
return page;
|
|
}
|
|
|
|
static inline void pte_free(struct mm_struct *mm, pgtable_t page)
|
|
{
|
|
pgtable_page_dtor(page);
|
|
cache_page(kmap(page));
|
|
kunmap(page);
|
|
__free_page(page);
|
|
}
|
|
|
|
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
|
|
unsigned long address)
|
|
{
|
|
pgtable_page_dtor(page);
|
|
cache_page(kmap(page));
|
|
kunmap(page);
|
|
__free_page(page);
|
|
}
|
|
|
|
|
|
static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
|
|
{
|
|
return get_pointer_table();
|
|
}
|
|
|
|
static inline int pmd_free(struct mm_struct *mm, pmd_t *pmd)
|
|
{
|
|
return free_pointer_table(pmd);
|
|
}
|
|
|
|
static inline int __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd,
|
|
unsigned long address)
|
|
{
|
|
return free_pointer_table(pmd);
|
|
}
|
|
|
|
|
|
static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
|
|
{
|
|
pmd_free(mm, (pmd_t *)pgd);
|
|
}
|
|
|
|
static inline pgd_t *pgd_alloc(struct mm_struct *mm)
|
|
{
|
|
return (pgd_t *)get_pointer_table();
|
|
}
|
|
|
|
|
|
static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
|
|
{
|
|
pmd_set(pmd, pte);
|
|
}
|
|
|
|
static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t page)
|
|
{
|
|
pmd_set(pmd, page_address(page));
|
|
}
|
|
#define pmd_pgtable(pmd) pmd_page(pmd)
|
|
|
|
static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd)
|
|
{
|
|
pgd_set(pgd, pmd);
|
|
}
|
|
|
|
#endif /* _MOTOROLA_PGALLOC_H */
|