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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_PGALLOC_32_H
#define _ASM_POWERPC_PGALLOC_32_H
#include <linux/threads.h>
#include <linux/slab.h>
/*
* We don't have any real pmd's, and this code never triggers because
* the pgd will always be present..
*/
/* #define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) */
#define pmd_free(mm, x) do { } while (0)
#define __pmd_free_tlb(tlb,x,a) do { } while (0)
/* #define pgd_populate(mm, pmd, pte) BUG() */
static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmdp,
pte_t *pte)
{
if (IS_ENABLED(CONFIG_BOOKE))
*pmdp = __pmd((unsigned long)pte | _PMD_PRESENT);
else
*pmdp = __pmd(__pa(pte) | _PMD_PRESENT);
}
static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmdp,
pgtable_t pte_page)
{
if (IS_ENABLED(CONFIG_BOOKE))
*pmdp = __pmd((unsigned long)pte_page | _PMD_PRESENT);
else
*pmdp = __pmd(__pa(pte_page) | _PMD_USER | _PMD_PRESENT);
}
#endif /* _ASM_POWERPC_PGALLOC_32_H */