diff options
Diffstat (limited to 'arch/powerpc/include/asm/mmu_context.h')
| -rw-r--r-- | arch/powerpc/include/asm/mmu_context.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h index b42813359f49..d5821834dba9 100644 --- a/arch/powerpc/include/asm/mmu_context.h +++ b/arch/powerpc/include/asm/mmu_context.h @@ -263,8 +263,10 @@ extern void arch_exit_mmap(struct mm_struct *mm); static inline void arch_unmap(struct mm_struct *mm, unsigned long start, unsigned long end) { - if (start <= mm->context.vdso_base && mm->context.vdso_base < end) - mm->context.vdso_base = 0; + unsigned long vdso_base = (unsigned long)mm->context.vdso - PAGE_SIZE; + + if (start <= vdso_base && vdso_base < end) + mm->context.vdso = NULL; } #ifdef CONFIG_PPC_MEM_KEYS @@ -285,7 +287,7 @@ static inline bool arch_vma_access_permitted(struct vm_area_struct *vma, #define thread_pkey_regs_init(thread) #define arch_dup_pkeys(oldmm, mm) -static inline u64 pte_to_hpte_pkey_bits(u64 pteflags) +static inline u64 pte_to_hpte_pkey_bits(u64 pteflags, unsigned long flags) { return 0x0UL; } |