diff options
Diffstat (limited to 'arch/metag/mm')
| -rw-r--r-- | arch/metag/mm/fault.c | 2 | ||||
| -rw-r--r-- | arch/metag/mm/highmem.c | 4 | ||||
| -rw-r--r-- | arch/metag/mm/hugetlbpage.c | 5 |
3 files changed, 4 insertions, 7 deletions
diff --git a/arch/metag/mm/fault.c b/arch/metag/mm/fault.c index 2de5dc695a87..f57edca63609 100644 --- a/arch/metag/mm/fault.c +++ b/arch/metag/mm/fault.c @@ -105,7 +105,7 @@ int do_page_fault(struct pt_regs *regs, unsigned long address, mm = tsk->mm; - if (in_atomic() || !mm) + if (faulthandler_disabled() || !mm) goto no_context; if (user_mode(regs)) diff --git a/arch/metag/mm/highmem.c b/arch/metag/mm/highmem.c index d71f621a2c0b..807f1b1c4e65 100644 --- a/arch/metag/mm/highmem.c +++ b/arch/metag/mm/highmem.c @@ -43,7 +43,7 @@ void *kmap_atomic(struct page *page) unsigned long vaddr; int type; - /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */ + preempt_disable(); pagefault_disable(); if (!PageHighMem(page)) return page_address(page); @@ -82,6 +82,7 @@ void __kunmap_atomic(void *kvaddr) } pagefault_enable(); + preempt_enable(); } EXPORT_SYMBOL(__kunmap_atomic); @@ -95,6 +96,7 @@ void *kmap_atomic_pfn(unsigned long pfn) unsigned long vaddr; int type; + preempt_disable(); pagefault_disable(); type = kmap_atomic_idx_push(); diff --git a/arch/metag/mm/hugetlbpage.c b/arch/metag/mm/hugetlbpage.c index 7ca80ac42ed5..53f0f6c47027 100644 --- a/arch/metag/mm/hugetlbpage.c +++ b/arch/metag/mm/hugetlbpage.c @@ -89,11 +89,6 @@ pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) return pte; } -int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep) -{ - return 0; -} - int pmd_huge(pmd_t pmd) { return pmd_page_shift(pmd) > PAGE_SHIFT; |