| Server IP : 79.136.114.73 / Your IP : 3.144.200.28 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,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, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-3.13.0-35/arch/ia64/include/asm/ |
Upload File : |
#ifndef _ASM_IA64_PGALLOC_H
#define _ASM_IA64_PGALLOC_H
/*
* This file contains the functions and defines necessary to allocate
* page tables.
*
* This hopefully works with any (fixed) ia-64 page-size, as defined
* in <asm/page.h> (currently 8192).
*
* Copyright (C) 1998-2001 Hewlett-Packard Co
* David Mosberger-Tang <davidm@hpl.hp.com>
* Copyright (C) 2000, Goutham Rao <goutham.rao@intel.com>
*/
#include <linux/compiler.h>
#include <linux/mm.h>
#include <linux/page-flags.h>
#include <linux/threads.h>
#include <linux/quicklist.h>
#include <asm/mmu_context.h>
static inline pgd_t *pgd_alloc(struct mm_struct *mm)
{
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
{
quicklist_free(0, NULL, pgd);
}
#ifdef CONFIG_PGTABLE_4
static inline void
pgd_populate(struct mm_struct *mm, pgd_t * pgd_entry, pud_t * pud)
{
pgd_val(*pgd_entry) = __pa(pud);
}
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pud_free(struct mm_struct *mm, pud_t *pud)
{
quicklist_free(0, NULL, pud);
}
#define __pud_free_tlb(tlb, pud, address) pud_free((tlb)->mm, pud)
#endif /* CONFIG_PGTABLE_4 */
static inline void
pud_populate(struct mm_struct *mm, pud_t * pud_entry, pmd_t * pmd)
{
pud_val(*pud_entry) = __pa(pmd);
}
static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
{
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
{
quicklist_free(0, NULL, pmd);
}
#define __pmd_free_tlb(tlb, pmd, address) pmd_free((tlb)->mm, pmd)
static inline void
pmd_populate(struct mm_struct *mm, pmd_t * pmd_entry, pgtable_t pte)
{
pmd_val(*pmd_entry) = page_to_phys(pte);
}
#define pmd_pgtable(pmd) pmd_page(pmd)
static inline void
pmd_populate_kernel(struct mm_struct *mm, pmd_t * pmd_entry, pte_t * pte)
{
pmd_val(*pmd_entry) = __pa(pte);
}
static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addr)
{
struct page *page;
void *pg;
pg = quicklist_alloc(0, GFP_KERNEL, NULL);
if (!pg)
return NULL;
page = virt_to_page(pg);
if (!pgtable_page_ctor(page)) {
quicklist_free(0, NULL, pg);
return NULL;
}
return page;
}
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
unsigned long addr)
{
return quicklist_alloc(0, GFP_KERNEL, NULL);
}
static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
{
pgtable_page_dtor(pte);
quicklist_free_page(0, NULL, pte);
}
static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
{
quicklist_free(0, NULL, pte);
}
static inline void check_pgt_cache(void)
{
quicklist_trim(0, NULL, 25, 16);
}
#define __pte_free_tlb(tlb, pte, address) pte_free((tlb)->mm, pte)
#endif /* _ASM_IA64_PGALLOC_H */