Commit 676012a6 authored by Aneesh Kumar K.V's avatar Aneesh Kumar K.V Committed by Michael Ellerman

powerpc/mm: Hash abstraction for tlbflush routines

Signed-off-by: default avatarAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent f5df4b4b
......@@ -52,40 +52,42 @@ extern void flush_hash_range(unsigned long number, int local);
extern void flush_hash_hugepage(unsigned long vsid, unsigned long addr,
pmd_t *pmdp, unsigned int psize, int ssize,
unsigned long flags);
static inline void local_flush_tlb_mm(struct mm_struct *mm)
static inline void hash__local_flush_tlb_mm(struct mm_struct *mm)
{
}
static inline void flush_tlb_mm(struct mm_struct *mm)
static inline void hash__flush_tlb_mm(struct mm_struct *mm)
{
}
static inline void local_flush_tlb_page(struct vm_area_struct *vma,
static inline void hash__local_flush_tlb_page(struct vm_area_struct *vma,
unsigned long vmaddr)
{
}
static inline void flush_tlb_page(struct vm_area_struct *vma,
static inline void hash__flush_tlb_page(struct vm_area_struct *vma,
unsigned long vmaddr)
{
}
static inline void flush_tlb_page_nohash(struct vm_area_struct *vma,
static inline void hash__flush_tlb_page_nohash(struct vm_area_struct *vma,
unsigned long vmaddr)
{
}
static inline void flush_tlb_range(struct vm_area_struct *vma,
static inline void hash__flush_tlb_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end)
{
}
static inline void flush_tlb_kernel_range(unsigned long start,
static inline void hash__flush_tlb_kernel_range(unsigned long start,
unsigned long end)
{
}
struct mmu_gather;
extern void hash__tlb_flush(struct mmu_gather *tlb);
/* Private function for use by PCI IO mapping code */
extern void __flush_hash_table_range(struct mm_struct *mm, unsigned long start,
unsigned long end);
......
#ifndef _ASM_POWERPC_BOOK3S_64_TLBFLUSH_H
#define _ASM_POWERPC_BOOK3S_64_TLBFLUSH_H
#include <asm/book3s/64/tlbflush-hash.h>
static inline void flush_tlb_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end)
{
return hash__flush_tlb_range(vma, start, end);
}
static inline void flush_tlb_kernel_range(unsigned long start,
unsigned long end)
{
return hash__flush_tlb_kernel_range(start, end);
}
static inline void local_flush_tlb_mm(struct mm_struct *mm)
{
return hash__local_flush_tlb_mm(mm);
}
static inline void local_flush_tlb_page(struct vm_area_struct *vma,
unsigned long vmaddr)
{
return hash__local_flush_tlb_page(vma, vmaddr);
}
static inline void flush_tlb_page_nohash(struct vm_area_struct *vma,
unsigned long vmaddr)
{
return hash__flush_tlb_page_nohash(vma, vmaddr);
}
static inline void tlb_flush(struct mmu_gather *tlb)
{
return hash__tlb_flush(tlb);
}
#ifdef CONFIG_SMP
static inline void flush_tlb_mm(struct mm_struct *mm)
{
return hash__flush_tlb_mm(mm);
}
static inline void flush_tlb_page(struct vm_area_struct *vma,
unsigned long vmaddr)
{
return hash__flush_tlb_page(vma, vmaddr);
}
#else
#define flush_tlb_mm(mm) local_flush_tlb_mm(mm)
#define flush_tlb_page(vma, addr) local_flush_tlb_page(vma, addr)
#endif /* CONFIG_SMP */
#endif /* _ASM_POWERPC_BOOK3S_64_TLBFLUSH_H */
......@@ -78,7 +78,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
}
#elif defined(CONFIG_PPC_STD_MMU_64)
#include <asm/book3s/64/tlbflush-hash.h>
#include <asm/book3s/64/tlbflush.h>
#else
#error Unsupported MMU type
#endif
......
......@@ -155,7 +155,7 @@ void __flush_tlb_pending(struct ppc64_tlb_batch *batch)
batch->index = 0;
}
void tlb_flush(struct mmu_gather *tlb)
void hash__tlb_flush(struct mmu_gather *tlb)
{
struct ppc64_tlb_batch *tlbbatch = &get_cpu_var(ppc64_tlb_batch);
......
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