1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_SH_PGALLOC_H
 3#define __ASM_SH_PGALLOC_H
 4
 5#include <asm/page.h>
 6
 7#define __HAVE_ARCH_PMD_ALLOC_ONE
 8#define __HAVE_ARCH_PMD_FREE
 9#define __HAVE_ARCH_PGD_FREE
10#include <asm-generic/pgalloc.h>
11
12extern pgd_t *pgd_alloc(struct mm_struct *);
13extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
14
15#if PAGETABLE_LEVELS > 2
16extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd);
17extern pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address);
18extern void pmd_free(struct mm_struct *mm, pmd_t *pmd);
19#define __pmd_free_tlb(tlb, pmdp, addr)		pmd_free((tlb)->mm, (pmdp))
20#endif
21
22static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd,
23				       pte_t *pte)
24{
25	set_pmd(pmd, __pmd((unsigned long)pte));
26}
27
28static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
29				pgtable_t pte)
30{
31	set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
32}
 
33
34#define __pte_free_tlb(tlb,pte,addr)			\
35do {							\
36	pgtable_pte_page_dtor(pte);			\
37	tlb_remove_page((tlb), (pte));			\
38} while (0)
 
 
 
 
 
 
 
 
 
39
40#endif /* __ASM_SH_PGALLOC_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_SH_PGALLOC_H
 3#define __ASM_SH_PGALLOC_H
 4
 5#include <asm/page.h>
 
 
 
 
 6#include <asm-generic/pgalloc.h>
 7
 8extern pgd_t *pgd_alloc(struct mm_struct *);
 9extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
10
11#if PAGETABLE_LEVELS > 2
12extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd);
13extern pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address);
14extern void pmd_free(struct mm_struct *mm, pmd_t *pmd);
 
15#endif
16
17static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd,
18				       pte_t *pte)
19{
20	set_pmd(pmd, __pmd((unsigned long)pte));
21}
22
23static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
24				pgtable_t pte)
25{
26	set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
27}
28#define pmd_pgtable(pmd) pmd_page(pmd)
29
30#define __pte_free_tlb(tlb,pte,addr)			\
31do {							\
32	pgtable_pte_page_dtor(pte);			\
33	tlb_remove_page((tlb), (pte));			\
34} while (0)
35
36#if CONFIG_PGTABLE_LEVELS > 2
37#define __pmd_free_tlb(tlb, pmdp, addr)			\
38do {							\
39	struct page *page = virt_to_page(pmdp);		\
40	pgtable_pmd_page_dtor(page);			\
41	tlb_remove_page((tlb), page);			\
42} while (0);
43#endif
44
45#endif /* __ASM_SH_PGALLOC_H */