diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/memory.c | 6 | ||||
| -rw-r--r-- | mm/vmscan.c | 4 |
2 files changed, 6 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c index baa999e87cd..2032ad2fc34 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1665,9 +1665,10 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr, * behaviour that some programs depend on. We mark the "original" * un-COW'ed pages by matching them up with "vma->vm_pgoff". */ - if (addr == vma->vm_start && end == vma->vm_end) + if (addr == vma->vm_start && end == vma->vm_end) { vma->vm_pgoff = pfn; - else if (is_cow_mapping(vma->vm_flags)) + vma->vm_flags |= VM_PFN_AT_MMAP; + } else if (is_cow_mapping(vma->vm_flags)) return -EINVAL; vma->vm_flags |= VM_IO | VM_RESERVED | VM_PFNMAP; @@ -1679,6 +1680,7 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long addr, * needed from higher level routine calling unmap_vmas */ vma->vm_flags &= ~(VM_IO | VM_RESERVED | VM_PFNMAP); + vma->vm_flags &= ~VM_PFN_AT_MMAP; return -EINVAL; } diff --git a/mm/vmscan.c b/mm/vmscan.c index 6177e3bcd66..56ddf41149e 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1262,7 +1262,6 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone, * Move the pages to the [file or anon] inactive list. */ pagevec_init(&pvec, 1); - pgmoved = 0; lru = LRU_BASE + file * LRU_FILE; spin_lock_irq(&zone->lru_lock); @@ -1274,6 +1273,7 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone, */ reclaim_stat->recent_rotated[!!file] += pgmoved; + pgmoved = 0; while (!list_empty(&l_inactive)) { page = lru_to_page(&l_inactive); prefetchw_prev_lru_page(page, &l_inactive, flags); @@ -1469,7 +1469,7 @@ static void shrink_zone(int priority, struct zone *zone, int file = is_file_lru(l); int scan; - scan = zone_page_state(zone, NR_LRU_BASE + l); + scan = zone_nr_pages(zone, sc, l); if (priority) { scan >>= priority; scan = (scan * percent[file]) / 100; |