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powerpc: Deduplicate prototypes of ptep_set_access_flags() and phys_mem_access_prot()

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Prototypes of ptep_set_access_flags() and phys_mem_access_prot() are identical
for book3s and nohash.

Deduplicate them.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/b846832cce842a2852615b7356937fb9507e436d.1695659959.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy
2023-09-25 20:31:19 +02:00
committed by Michael Ellerman
parent 3b8547ec4d
commit 93f81f6eea
3 changed files with 10 additions and 19 deletions
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10
arch/powerpc/include/asm/pgtable.h
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@@ -110,6 +110,16 @@ void mark_initmem_nx(void);
static inline void mark_initmem_nx(void) { }
#endif
#define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
int ptep_set_access_flags(struct vm_area_struct *vma, unsigned long address,
pte_t *ptep, pte_t entry, int dirty);
struct file;
pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
unsigned long size, pgprot_t vma_prot);
#define __HAVE_PHYS_MEM_ACCESS_PROT
/*
* When used, PTE_FRAG_NR is defined in subarch pgtable.h
* so we are sure it is included when arriving here.