fuse: use release_pages()

Replace iterated page_cache_release() with release_pages(), which is
faster and shorter.

Needs release_pages() to be exported to modules.

Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 6 deletions

diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index b98664275f02..6e07696308dc 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1334,12 +1334,7 @@ out_finish:
 
 static void fuse_retrieve_end(struct fuse_conn *fc, struct fuse_req *req)
 {
-        int i;
-
-        for (i = 0; i < req->num_pages; i++) {
-                struct page *page = req->pages[i];
-                page_cache_release(page);
-        }
+        release_pages(req->pages, req->num_pages, 0);
 }
 
 static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode,