Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com>
---
arch/powerpc/include/asm/book3s/64/hash.h | 8 ++++++++
arch/powerpc/include/asm/book3s/64/pgtable.h | 20 ++++++++++++++++++++
arch/powerpc/include/asm/nohash/64/pgtable.h | 7 +++++++
arch/powerpc/mm/init_64.c | 5 -----
arch/powerpc/mm/mmu_decl.h | 5 -----
arch/powerpc/mm/pgtable-hash64.c | 12 ++++++------
6 files changed, 41 insertions(+), 16 deletions(-)
diff --git a/arch/powerpc/include/asm/book3s/64/hash.h
b/arch/powerpc/include/asm/book3s/64/hash.h
index 958491f59c2a..43bd7d15f41e 100644
--- a/arch/powerpc/include/asm/book3s/64/hash.h
+++ b/arch/powerpc/include/asm/book3s/64/hash.h
@@ -197,6 +197,14 @@ static inline void hpte_do_hugepage_flush(struct mm_struct
*mm,
}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
+
+extern int hlmap_kernel_page(unsigned long ea, unsigned long pa,
+ unsigned long flags);
+extern int __meminit hlvmemmap_create_mapping(unsigned long start,
+ unsigned long page_size,
+ unsigned long phys);
+extern void hlvmemmap_remove_mapping(unsigned long start,
+ unsigned long page_size);
#endif /* !__ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_BOOK3S_64_HASH_H */
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h
b/arch/powerpc/include/asm/book3s/64/pgtable.h
index e3a8fc469460..bf6a600cb109 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -722,6 +722,26 @@ extern struct page *pgd_page(pgd_t pgd);
void pgtable_cache_add(unsigned shift, void (*ctor)(void *));
void pgtable_cache_init(void);
+static inline int map_kernel_page(unsigned long ea, unsigned long pa,
+ unsigned long flags)
+{
+ return hlmap_kernel_page(ea, pa, flags);
+}
+
+static inline int __meminit vmemmap_create_mapping(unsigned long start,
+ unsigned long page_size,
+ unsigned long phys)
+{
+ return hlvmemmap_create_mapping(start, page_size, phys);
+}
+
+#ifdef CONFIG_MEMORY_HOTPLUG
+static inline void vmemmap_remove_mapping(unsigned long start,
+ unsigned long page_size)
+{
+ return hlvmemmap_remove_mapping(start, page_size);
+}
+#endif
struct page *realmode_pfn_to_page(unsigned long pfn);
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h
b/arch/powerpc/include/asm/nohash/64/pgtable.h
index 10debb93c4a4..f143d6fb3576 100644
--- a/arch/powerpc/include/asm/nohash/64/pgtable.h
+++ b/arch/powerpc/include/asm/nohash/64/pgtable.h
@@ -362,6 +362,13 @@ static inline void __ptep_set_access_flags(pte_t *ptep,
pte_t entry)
void pgtable_cache_add(unsigned shift, void (*ctor)(void *));
void pgtable_cache_init(void);
+extern int map_kernel_page(unsigned long ea, unsigned long pa,
+ unsigned long flags);
+extern int __meminit vmemmap_create_mapping(unsigned long start,
+ unsigned long page_size,
+ unsigned long phys);
+extern void vmemmap_remove_mapping(unsigned long start,
+ unsigned long page_size);
#endif /* __ASSEMBLY__ */
#endif /* _ASM_POWERPC_NOHASH_64_PGTABLE_H */
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 09ca65e55b58..33709bdb0419 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -240,9 +240,6 @@ static __meminit void vmemmap_list_populate(unsigned long
phys,
vmemmap_list = vmem_back;
}
-extern int __meminit vmemmap_create_mapping(unsigned long start,
- unsigned long page_size,
- unsigned long phys);
int __meminit vmemmap_populate(unsigned long start, unsigned long end, int
node)
{
unsigned long page_size = 1 << mmu_psize_defs[mmu_vmemmap_psize].shift;
@@ -281,8 +278,6 @@ int __meminit vmemmap_populate(unsigned long start,
unsigned long end, int node)
}
#ifdef CONFIG_MEMORY_HOTPLUG
-extern void vmemmap_remove_mapping(unsigned long start,
- unsigned long page_size);
static unsigned long vmemmap_list_free(unsigned long start)
{
struct vmemmap_backing *vmem_back, *vmem_back_prev;
diff --git a/arch/powerpc/mm/mmu_decl.h b/arch/powerpc/mm/mmu_decl.h
index 898d63365cdd..6360f54ef2d0 100644
--- a/arch/powerpc/mm/mmu_decl.h
+++ b/arch/powerpc/mm/mmu_decl.h
@@ -109,11 +109,6 @@ extern unsigned long Hash_size, Hash_mask;
#endif /* CONFIG_PPC32 */
-#ifdef CONFIG_PPC64
-extern int map_kernel_page(unsigned long ea, unsigned long pa,
- unsigned long flags);
-#endif /* CONFIG_PPC64 */
-
extern unsigned long ioremap_bot;
extern unsigned long __max_low_memory;
extern phys_addr_t __initial_memory_limit_addr;
diff --git a/arch/powerpc/mm/pgtable-hash64.c b/arch/powerpc/mm/pgtable-hash64.c
index 183f80a528ba..b926b0a4ae0c 100644
--- a/arch/powerpc/mm/pgtable-hash64.c
+++ b/arch/powerpc/mm/pgtable-hash64.c
@@ -26,9 +26,9 @@
* On hash-based CPUs, the vmemmap is bolted in the hash table.
*
*/
-int __meminit vmemmap_create_mapping(unsigned long start,
- unsigned long page_size,
- unsigned long phys)
+int __meminit hlvmemmap_create_mapping(unsigned long start,
+ unsigned long page_size,
+ unsigned long phys)
{
int rc = htab_bolt_mapping(start, start + page_size, phys,
pgprot_val(PAGE_KERNEL),
@@ -43,8 +43,8 @@ int __meminit vmemmap_create_mapping(unsigned long start,
}
#ifdef CONFIG_MEMORY_HOTPLUG
-void vmemmap_remove_mapping(unsigned long start,
- unsigned long page_size)
+void hlvmemmap_remove_mapping(unsigned long start,
+ unsigned long page_size)
{
int rc = htab_remove_mapping(start, start + page_size,
mmu_vmemmap_psize,
@@ -60,7 +60,7 @@ void vmemmap_remove_mapping(unsigned long start,
* map_kernel_page adds an entry to the ioremap page table
* and adds an entry to the HPT, possibly bolting it
*/
-int map_kernel_page(unsigned long ea, unsigned long pa, unsigned long flags)
+int hlmap_kernel_page(unsigned long ea, unsigned long pa, unsigned long flags)
{
pgd_t *pgdp;
pud_t *pudp;
--
2.5.0
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