[PATCH 18/35] f2fs: Use pagevec_lookup_range_tag()

[Jan Kara]

We want only pages from given range in f2fs_write_cache_pages(). Use
pagevec_lookup_range_tag() instead of pagevec_lookup_tag() and remove
unnecessary code.

CC: Jaegeuk Kim <jaegeuk at kernel.org>
CC: linux-f2fs-devel at lists.sourceforge.net
Signed-off-by: Jan Kara <jack at suse.cz>
---
 fs/f2fs/data.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 7c0f6bdf817d..3e6244a82ac5 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1603,8 +1603,8 @@ static int f2fs_write_cache_pages(struct address_space *mapping,
 	while (!done && (index <= end)) {
 		int i;
 
-		nr_pages = pagevec_lookup_tag(&pvec, mapping, &index, tag,
-			      min(end - index, (pgoff_t)PAGEVEC_SIZE - 1) + 1);
+		nr_pages = pagevec_lookup_range_tag(&pvec, mapping, &index, end,
+				tag, PAGEVEC_SIZE);
 		if (nr_pages == 0)
 			break;
 
@@ -1612,11 +1612,6 @@ static int f2fs_write_cache_pages(struct address_space *mapping,
 			struct page *page = pvec.pages[i];
 			bool submitted = false;
 
-			if (page->index > end) {
-				done = 1;
-				break;
-			}
-
 			done_index = page->index;
 
 			lock_page(page);
-- 
2.12.3