Merge tag 'mac80211-next-for-john-2014-11-04' of git://git.kernel.org/pub/scm/linux...

[cascardo/linux.git] / arch / powerpc / include / asm / mmu-hash64.h

diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h
index d765144..aeebc94 100644 (file)
--- a/arch/powerpc/include/asm/mmu-hash64.h
+++ b/arch/powerpc/include/asm/mmu-hash64.h
@@ -190,6 +190,13 @@ static inline unsigned int mmu_psize_to_shift(unsigned int mmu_psize)
 
 #ifndef __ASSEMBLY__
 
+static inline int slb_vsid_shift(int ssize)
+{
+       if (ssize == MMU_SEGSIZE_256M)
+               return SLB_VSID_SHIFT;
+       return SLB_VSID_SHIFT_1T;
+}
+
 static inline int segment_shift(int ssize)
 {
        if (ssize == MMU_SEGSIZE_256M)
@@ -317,6 +324,7 @@ extern int __hash_page_64K(unsigned long ea, unsigned long access,
                           unsigned int local, int ssize);
 struct mm_struct;
 unsigned int hash_page_do_lazy_icache(unsigned int pp, pte_t pte, int trap);
+extern int hash_page_mm(struct mm_struct *mm, unsigned long ea, unsigned long access, unsigned long trap);
 extern int hash_page(unsigned long ea, unsigned long access, unsigned long trap);
 int __hash_page_huge(unsigned long ea, unsigned long access, unsigned long vsid,
                     pte_t *ptep, unsigned long trap, int local, int ssize,
@@ -342,6 +350,8 @@ extern void hash_failure_debug(unsigned long ea, unsigned long access,
 extern int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
                             unsigned long pstart, unsigned long prot,
                             int psize, int ssize);
+int htab_remove_mapping(unsigned long vstart, unsigned long vend,
+                       int psize, int ssize);
 extern void add_gpage(u64 addr, u64 page_size, unsigned long number_of_pages);
 extern void demote_segment_4k(struct mm_struct *mm, unsigned long addr);