X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=fs%2Fcachefiles%2Frdwr.c;h=ebaff368120da71e8f4ff83405d22c74cf01f3d8;hb=a0b8cab3b9b2efadabdcff264c450ca515e2619c;hp=317f9ee9c99178d7afd774ff424bbd63fab2ff17;hpb=607eeb0b836aa24a6972a460a213c4f87902d403;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c
index 317f9ee..ebaff36 100644
--- a/fs/cachefiles/rdwr.c
+++ b/fs/cachefiles/rdwr.c
@@ -12,6 +12,7 @@
 #include <linux/mount.h>
 #include <linux/slab.h>
 #include <linux/file.h>
+#include <linux/swap.h>
 #include "internal.h"
 
 /*
@@ -227,8 +228,7 @@ static void cachefiles_read_copier(struct fscache_operation *_op)
  */
 static int cachefiles_read_backing_file_one(struct cachefiles_object *object,
 					    struct fscache_retrieval *op,
-					    struct page *netpage,
-					    struct pagevec *pagevec)
+					    struct page *netpage)
 {
 	struct cachefiles_one_read *monitor;
 	struct address_space *bmapping;
@@ -237,8 +237,6 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object,
 
 	_enter("");
 
-	pagevec_reinit(pagevec);
-
 	_debug("read back %p{%lu,%d}",
 	       netpage, netpage->index, page_count(netpage));
 
@@ -283,9 +281,7 @@ installed_new_backing_page:
 	backpage = newpage;
 	newpage = NULL;
 
-	page_cache_get(backpage);
-	pagevec_add(pagevec, backpage);
-	__pagevec_lru_add_file(pagevec);
+	lru_cache_add_file(backpage);
 
 read_backing_page:
 	ret = bmapping->a_ops->readpage(NULL, backpage);
@@ -452,8 +448,7 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op,
 	if (block) {
 		/* submit the apparently valid page to the backing fs to be
 		 * read from disk */
-		ret = cachefiles_read_backing_file_one(object, op, page,
-						       &pagevec);
+		ret = cachefiles_read_backing_file_one(object, op, page);
 	} else if (cachefiles_has_space(cache, 0, 1) == 0) {
 		/* there's space in the cache we can use */
 		fscache_mark_page_cached(op, page);
@@ -482,14 +477,11 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
 {
 	struct cachefiles_one_read *monitor = NULL;
 	struct address_space *bmapping = object->backer->d_inode->i_mapping;
-	struct pagevec lru_pvec;
 	struct page *newpage = NULL, *netpage, *_n, *backpage = NULL;
 	int ret = 0;
 
 	_enter("");
 
-	pagevec_init(&lru_pvec, 0);
-
 	list_for_each_entry_safe(netpage, _n, list, lru) {
 		list_del(&netpage->lru);
 
@@ -534,9 +526,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
 		backpage = newpage;
 		newpage = NULL;
 
-		page_cache_get(backpage);
-		if (!pagevec_add(&lru_pvec, backpage))
-			__pagevec_lru_add_file(&lru_pvec);
+		lru_cache_add_file(backpage);
 
 	reread_backing_page:
 		ret = bmapping->a_ops->readpage(NULL, backpage);
@@ -559,9 +549,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
 			goto nomem;
 		}
 
-		page_cache_get(netpage);
-		if (!pagevec_add(&lru_pvec, netpage))
-			__pagevec_lru_add_file(&lru_pvec);
+		lru_cache_add_file(netpage);
 
 		/* install a monitor */
 		page_cache_get(netpage);
@@ -643,9 +631,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
 
 		fscache_mark_page_cached(op, netpage);
 
-		page_cache_get(netpage);
-		if (!pagevec_add(&lru_pvec, netpage))
-			__pagevec_lru_add_file(&lru_pvec);
+		lru_cache_add_file(netpage);
 
 		/* the netpage is unlocked and marked up to date here */
 		fscache_end_io(op, netpage, 0);
@@ -661,8 +647,6 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
 
 out:
 	/* tidy up */
-	pagevec_lru_add_file(&lru_pvec);
-
 	if (newpage)
 		page_cache_release(newpage);
 	if (netpage)