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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 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_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/src/linux-headers-4.4.0-116/arch/m68k/include/asm/ |
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#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;
pte_t *pte;
page = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
if(!page)
return NULL;
if (!pgtable_page_ctor(page)) {
__free_page(page);
return NULL;
}
pte = kmap(page);
__flush_page_to_ram(pte);
flush_tlb_kernel_page(pte);
nocache_page(pte);
kunmap(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 */