The page/folio is only used to extract the buffers, so this is a
simple change.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
fs/ext4/inode.c | 33 +++++++++++++++++----------------
1 file changed, 17 insertions(+), 16 deletions(-)
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 8e3d2cca1e0c..e8f2918fd854 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2250,21 +2250,22 @@ static int mpage_process_page_bufs(struct mpage_da_data *mpd,
}
/*
- * mpage_process_page - update page buffers corresponding to changed extent and
- * may submit fully mapped page for IO
- *
- * @mpd - description of extent to map, on return next extent to map
- * @m_lblk - logical block mapping.
- * @m_pblk - corresponding physical mapping.
- * @map_bh - determines on return whether this page requires any further
+ * mpage_process_folio - update folio buffers corresponding to changed extent
+ * and may submit fully mapped page for IO
+ * @mpd: description of extent to map, on return next extent to map
+ * @folio: Contains these buffers.
+ * @m_lblk: logical block mapping.
+ * @m_pblk: corresponding physical mapping.
+ * @map_bh: determines on return whether this page requires any further
* mapping or not.
- * Scan given page buffers corresponding to changed extent and update buffer
+ *
+ * Scan given folio buffers corresponding to changed extent and update buffer
* state according to new extent state.
* We map delalloc buffers to their physical location, clear unwritten bits.
- * If the given page is not fully mapped, we update @map to the next extent in
- * the given page that needs mapping & return @map_bh as true.
+ * If the given folio is not fully mapped, we update @mpd to the next extent in
+ * the given folio that needs mapping & return @map_bh as true.
*/
-static int mpage_process_page(struct mpage_da_data *mpd, struct page *page,
+static int mpage_process_folio(struct mpage_da_data *mpd, struct folio *folio,
ext4_lblk_t *m_lblk, ext4_fsblk_t *m_pblk,
bool *map_bh)
{
@@ -2277,14 +2278,14 @@ static int mpage_process_page(struct mpage_da_data *mpd, struct page *page,
ssize_t io_end_size = 0;
struct ext4_io_end_vec *io_end_vec = ext4_last_io_end_vec(io_end);
- bh = head = page_buffers(page);
+ bh = head = folio_buffers(folio);
do {
if (lblk < mpd->map.m_lblk)
continue;
if (lblk >= mpd->map.m_lblk + mpd->map.m_len) {
/*
* Buffer after end of mapped extent.
- * Find next buffer in the page to map.
+ * Find next buffer in the folio to map.
*/
mpd->map.m_len = 0;
mpd->map.m_flags = 0;
@@ -2357,9 +2358,9 @@ static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd)
if (nr == 0)
break;
for (i = 0; i < nr; i++) {
- struct page *page = &fbatch.folios[i]->page;
+ struct folio *folio = fbatch.folios[i];
- err = mpage_process_page(mpd, page, &lblk, &pblock,
+ err = mpage_process_folio(mpd, folio, &lblk, &pblock,
&map_bh);
/*
* If map_bh is true, means page may require further bh
@@ -2369,7 +2370,7 @@ static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd)
if (err < 0 || map_bh)
goto out;
/* Page fully mapped - let IO run! */
- err = mpage_submit_page(mpd, page);
+ err = mpage_submit_page(mpd, &folio->page);
if (err < 0)
goto out;
}
--
2.35.1
