diff options
Diffstat (limited to 'arch/mips/mm/highmem.c')
| -rw-r--r-- | arch/mips/mm/highmem.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c index 8f2cd8eda74..4481656d106 100644 --- a/arch/mips/mm/highmem.c +++ b/arch/mips/mm/highmem.c @@ -17,8 +17,7 @@ void *__kmap(struct page *page) void __kunmap(struct page *page) { - if (in_interrupt()) - BUG(); + BUG_ON(in_interrupt()); if (!PageHighMem(page)) return; kunmap_high(page); @@ -43,11 +42,11 @@ void *__kmap_atomic(struct page *page, enum km_type type) if (!PageHighMem(page)) return page_address(page); + debug_kmap_atomic(type); idx = type + KM_TYPE_NR*smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); #ifdef CONFIG_DEBUG_HIGHMEM - if (!pte_none(*(kmap_pte-idx))) - BUG(); + BUG_ON(!pte_none(*(kmap_pte - idx))); #endif set_pte(kmap_pte-idx, mk_pte(page, kmap_prot)); local_flush_tlb_one((unsigned long)vaddr); @@ -66,8 +65,7 @@ void __kunmap_atomic(void *kvaddr, enum km_type type) return; } - if (vaddr != __fix_to_virt(FIX_KMAP_BEGIN+idx)) - BUG(); + BUG_ON(vaddr != __fix_to_virt(FIX_KMAP_BEGIN + idx)); /* * force other mappings to Oops if they'll try to access @@ -91,6 +89,7 @@ void *kmap_atomic_pfn(unsigned long pfn, enum km_type type) pagefault_disable(); + debug_kmap_atomic(type); idx = type + KM_TYPE_NR*smp_processor_id(); vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); set_pte(kmap_pte-idx, pfn_pte(pfn, kmap_prot)); |