X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=mm%2Fvmalloc.c;h=fb42a5bffe4733f6e5b1e65d09009934ef2b781b;hb=ec1cc55d6fa0b34029419634125fadc77dce1e88;hp=8e3c9c5a3042b6149ff783bb1dfc0c0e08dc4046;hpb=c25949d4cc22449414fe73bc930bdf650078e877;p=deliverable%2Flinux.git

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 8e3c9c5a3042..fb42a5bffe47 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -441,8 +441,7 @@ nocache:
 		if (list_is_last(&first->list, &vmap_area_list))
 			goto found;
 
-		first = list_entry(first->list.next,
-				struct vmap_area, list);
+		first = list_next_entry(first, list);
 	}
 
 found:
@@ -456,7 +455,7 @@ found:
 	free_vmap_cache = &va->rb_node;
 	spin_unlock(&vmap_area_lock);
 
-	BUG_ON(va->va_start & (align-1));
+	BUG_ON(!IS_ALIGNED(va->va_start, align));
 	BUG_ON(va->va_start < vstart);
 	BUG_ON(va->va_end > vend);
 
@@ -1087,7 +1086,7 @@ void vm_unmap_ram(const void *mem, unsigned int count)
 	BUG_ON(!addr);
 	BUG_ON(addr < VMALLOC_START);
 	BUG_ON(addr > VMALLOC_END);
-	BUG_ON(addr & (PAGE_SIZE-1));
+	BUG_ON(!IS_ALIGNED(addr, PAGE_SIZE));
 
 	debug_check_no_locks_freed(mem, size);
 	vmap_debug_free_range(addr, addr+size);
@@ -1477,13 +1476,10 @@ static void __vunmap(const void *addr, int deallocate_pages)
 			struct page *page = area->pages[i];
 
 			BUG_ON(!page);
-			__free_page(page);
+			__free_kmem_pages(page, 0);
 		}
 
-		if (area->flags & VM_VPAGES)
-			vfree(area->pages);
-		else
-			kfree(area->pages);
+		kvfree(area->pages);
 	}
 
 	kfree(area);
@@ -1593,7 +1589,6 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
 	if (array_size > PAGE_SIZE) {
 		pages = __vmalloc_node(array_size, 1, nested_gfp|__GFP_HIGHMEM,
 				PAGE_KERNEL, node, area->caller);
-		area->flags |= VM_VPAGES;
 	} else {
 		pages = kmalloc_node(array_size, nested_gfp, node);
 	}
@@ -1608,9 +1603,9 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
 		struct page *page;
 
 		if (node == NUMA_NO_NODE)
-			page = alloc_page(alloc_mask);
+			page = alloc_kmem_pages(alloc_mask, order);
 		else
-			page = alloc_pages_node(node, alloc_mask, order);
+			page = alloc_kmem_pages_node(node, alloc_mask, order);
 
 		if (unlikely(!page)) {
 			/* Successfully allocated i pages, free them in __vunmap() */
@@ -2559,10 +2554,10 @@ static void *s_start(struct seq_file *m, loff_t *pos)
 	struct vmap_area *va;
 
 	spin_lock(&vmap_area_lock);
-	va = list_entry((&vmap_area_list)->next, typeof(*va), list);
+	va = list_first_entry(&vmap_area_list, typeof(*va), list);
 	while (n > 0 && &va->list != &vmap_area_list) {
 		n--;
-		va = list_entry(va->list.next, typeof(*va), list);
+		va = list_next_entry(va, list);
 	}
 	if (!n && &va->list != &vmap_area_list)
 		return va;
@@ -2576,7 +2571,7 @@ static void *s_next(struct seq_file *m, void *p, loff_t *pos)
 	struct vmap_area *va = p, *next;
 
 	++*pos;
-	next = list_entry(va->list.next, typeof(*va), list);
+	next = list_next_entry(va, list);
 	if (&next->list != &vmap_area_list)
 		return next;
 
@@ -2651,7 +2646,7 @@ static int s_show(struct seq_file *m, void *p)
 	if (v->flags & VM_USERMAP)
 		seq_puts(m, " user");
 
-	if (v->flags & VM_VPAGES)
+	if (is_vmalloc_addr(v->pages))
 		seq_puts(m, " vpages");
 
 	show_numa_info(m, v);