Both occurences of pagevec_lookup() actually want only pages from a
given range. Use pagevec_lookup_range() for the lookup.
CC: "Theodore Ts'o" <tytso@xxxxxxx>
CC: linux-ext4@xxxxxxxxxxxxxxx
Signed-off-by: Jan Kara <jack@xxxxxxx>
---
fs/ext4/inode.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 68d0166d5ebc..eb86c1baf40c 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1676,13 +1676,13 @@ static void mpage_release_unused_pages(struct mpage_da_data *mpd,
pagevec_init(&pvec, 0);
while (index <= end) {
- nr_pages = pagevec_lookup(&pvec, mapping, &index, PAGEVEC_SIZE);
+ nr_pages = pagevec_lookup_range(&pvec, mapping, &index, end,
+ PAGEVEC_SIZE);
if (nr_pages == 0)
break;
for (i = 0; i < nr_pages; i++) {
struct page *page = pvec.pages[i];
- if (page->index > end)
- break;
+
BUG_ON(!PageLocked(page));
BUG_ON(PageWriteback(page));
if (invalidate) {
@@ -2303,15 +2303,13 @@ static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd)
pagevec_init(&pvec, 0);
while (start <= end) {
- nr_pages = pagevec_lookup(&pvec, inode->i_mapping, &start,
- PAGEVEC_SIZE);
+ nr_pages = pagevec_lookup_range(&pvec, inode->i_mapping,
+ &start, end, PAGEVEC_SIZE);
if (nr_pages == 0)
break;
for (i = 0; i < nr_pages; i++) {
struct page *page = pvec.pages[i];
- if (page->index > end)
- break;
bh = head = page_buffers(page);
do {
if (lblk < mpd->map.m_lblk)
--
2.12.3
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