X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=mm%2Fswap_state.c;h=fc2aecb70a95c9e3559a2d4d1d4a2ae0700ebc50;hb=8ad4b1fb8205340dba16b63467bb23efc27264d6;hp=132164f7d0a758b3896c7b5536c298032c3b7ddd;hpb=fac84ef26759a3725bfc53ae3abf21976360aff3;p=powerpc.git

diff --git a/mm/swap_state.c b/mm/swap_state.c
index 132164f7d0..fc2aecb70a 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -14,6 +14,7 @@
 #include <linux/pagemap.h>
 #include <linux/buffer_head.h>
 #include <linux/backing-dev.h>
+#include <linux/pagevec.h>
 
 #include <asm/pgtable.h>
 
@@ -40,7 +41,6 @@ struct address_space swapper_space = {
 	.i_mmap_nonlinear = LIST_HEAD_INIT(swapper_space.i_mmap_nonlinear),
 	.backing_dev_info = &swap_backing_dev_info,
 };
-EXPORT_SYMBOL(swapper_space);
 
 #define INC_CACHE_INFO(x)	do { swap_cache_info.x++; } while (0)
 
@@ -83,7 +83,7 @@ static int __add_to_swap_cache(struct page *page, swp_entry_t entry,
 			page_cache_get(page);
 			SetPageLocked(page);
 			SetPageSwapCache(page);
-			page->private = entry.val;
+			set_page_private(page, entry.val);
 			total_swapcache_pages++;
 			pagecache_acct(1);
 		}
@@ -126,8 +126,8 @@ void __delete_from_swap_cache(struct page *page)
 	BUG_ON(PageWriteback(page));
 	BUG_ON(PagePrivate(page));
 
-	radix_tree_delete(&swapper_space.page_tree, page->private);
-	page->private = 0;
+	radix_tree_delete(&swapper_space.page_tree, page_private(page));
+	set_page_private(page, 0);
 	ClearPageSwapCache(page);
 	total_swapcache_pages--;
 	pagecache_acct(-1);
@@ -197,7 +197,7 @@ void delete_from_swap_cache(struct page *page)
 {
 	swp_entry_t entry;
 
-	entry.val = page->private;
+	entry.val = page_private(page);
 
 	write_lock_irq(&swapper_space.tree_lock);
 	__delete_from_swap_cache(page);
@@ -259,8 +259,7 @@ static inline void free_swap_cache(struct page *page)
 
 /* 
  * Perform a free_page(), also freeing any swap cache associated with
- * this page if it is the last user of the page. Can not do a lock_page,
- * as we are holding the page_table_lock spinlock.
+ * this page if it is the last user of the page.
  */
 void free_page_and_swap_cache(struct page *page)
 {
@@ -274,12 +273,11 @@ void free_page_and_swap_cache(struct page *page)
  */
 void free_pages_and_swap_cache(struct page **pages, int nr)
 {
-	int chunk = 16;
 	struct page **pagep = pages;
 
 	lru_add_drain();
 	while (nr) {
-		int todo = min(chunk, nr);
+		int todo = min(nr, PAGEVEC_SIZE);
 		int i;
 
 		for (i = 0; i < todo; i++)