mm: remove nr_pages argument from pagevec_lookup{,_range}()

All users of pagevec_lookup() and pagevec_lookup_range() now pass
PAGEVEC_SIZE as a desired number of pages.

Just drop the argument.

Link: http://lkml.kernel.org/r/20170726114704.7626-11-jack@suse.cz
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

6 files changed, 8 insertions, 11 deletions

diff --git a/fs/buffer.c b/fs/buffer.c
index 8770b58ca569..50da0e102ca0 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1633,8 +1633,7 @@ void clean_bdev_aliases(struct block_device *bdev, sector_t block, sector_t len)
 
         end = (block + len - 1) >> (PAGE_SHIFT - bd_inode->i_blkbits);
         pagevec_init(&pvec, 0);
-        while (pagevec_lookup_range(&pvec, bd_mapping, &index, end,
-                                    PAGEVEC_SIZE)) {
+        while (pagevec_lookup_range(&pvec, bd_mapping, &index, end)) {
                 count = pagevec_count(&pvec);
                 for (i = 0; i < count; i++) {
                         struct page *page = pvec.pages[i];
@@ -3552,7 +3551,7 @@ page_cache_seek_hole_data(struct inode *inode, loff_t offset, loff_t length,
                 unsigned nr_pages, i;
 
                 nr_pages = pagevec_lookup_range(&pvec, inode->i_mapping, &index,
-                                                end - 1, PAGEVEC_SIZE);
+                                                end - 1);
                 if (nr_pages == 0)
                         break;
 
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 726344809721..484c1326dd6a 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -468,7 +468,7 @@ static int ext4_find_unwritten_pgoff(struct inode *inode,
                 unsigned long nr_pages;
 
                 nr_pages = pagevec_lookup_range(&pvec, inode->i_mapping,
-                                        &index, end, PAGEVEC_SIZE);
+                                        &index, end);
                 if (nr_pages == 0)
                         break;
 
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 6103ce0430df..ce68a3483666 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1720,8 +1720,7 @@ static void mpage_release_unused_pages(struct mpage_da_data *mpd,
 
         pagevec_init(&pvec, 0);
         while (index <= end) {
-                nr_pages = pagevec_lookup_range(&pvec, mapping, &index, end,
-                                                PAGEVEC_SIZE);
+                nr_pages = pagevec_lookup_range(&pvec, mapping, &index, end);
                 if (nr_pages == 0)
                         break;
                 for (i = 0; i < nr_pages; i++) {
@@ -2348,7 +2347,7 @@ static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd)
         pagevec_init(&pvec, 0);
         while (start <= end) {
                 nr_pages = pagevec_lookup_range(&pvec, inode->i_mapping,
-                                                &start, end, PAGEVEC_SIZE);
+                                                &start, end);
                 if (nr_pages == 0)
                         break;
                 for (i = 0; i < nr_pages; i++) {
diff --git a/fs/fscache/page.c b/fs/fscache/page.c
index 83018861dcd2..0ad3fd3ad0b4 100644
--- a/fs/fscache/page.c
+++ b/fs/fscache/page.c
@@ -1178,7 +1178,7 @@ void __fscache_uncache_all_inode_pages(struct fscache_cookie *cookie,
         pagevec_init(&pvec, 0);
         next = 0;
         do {
-                if (!pagevec_lookup(&pvec, mapping, &next, PAGEVEC_SIZE))
+                if (!pagevec_lookup(&pvec, mapping, &next))
                         break;
                 for (i = 0; i < pagevec_count(&pvec); i++) {
                         struct page *page = pvec.pages[i];
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 8931236f3ef4..7c02b3f738e1 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -413,8 +413,7 @@ static void remove_inode_hugepages(struct inode *inode, loff_t lstart,
                 /*
                  * When no more pages are found, we are done.
                  */
-                if (!pagevec_lookup_range(&pvec, mapping, &next, end - 1,
-                                          PAGEVEC_SIZE))
+                if (!pagevec_lookup_range(&pvec, mapping, &next, end - 1))
                         break;
 
                 for (i = 0; i < pagevec_count(&pvec); ++i) {
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index 382a36c72d72..8616c46d33da 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -312,7 +312,7 @@ void nilfs_copy_back_pages(struct address_space *dmap,
 
         pagevec_init(&pvec, 0);
 repeat:
-        n = pagevec_lookup(&pvec, smap, &index, PAGEVEC_SIZE);
+        n = pagevec_lookup(&pvec, smap, &index);
         if (!n)
                 return;