1 files changed, 12 insertions, 10 deletions

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 875314ee6f59..ff0b3ef774d4 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -18,6 +18,7 @@
 #include <linux/falloc.h>
 #include <linux/uio.h>
 #include <linux/fs.h>
+#include <linux/filelock.h>
 
 static int fuse_send_open(struct fuse_mount *fm, u64 nodeid,
 			  unsigned int open_flags, int opcode,
@@ -1313,7 +1314,8 @@ static ssize_t fuse_cache_write_iter(struct kiocb *iocb, struct iov_iter *from)
 			return err;
 
 		if (fc->handle_killpriv_v2 &&
-		    setattr_should_drop_suidgid(&init_user_ns, file_inode(file))) {
+		    setattr_should_drop_suidgid(&nop_mnt_idmap,
+						file_inode(file))) {
 			goto writethrough;
 		}
 
@@ -2184,7 +2186,7 @@ static bool fuse_writepage_need_send(struct fuse_conn *fc, struct page *page,
 	return false;
 }
 
-static int fuse_writepages_fill(struct page *page,
+static int fuse_writepages_fill(struct folio *folio,
 		struct writeback_control *wbc, void *_data)
 {
 	struct fuse_fill_wb_data *data = _data;
@@ -2203,7 +2205,7 @@ static int fuse_writepages_fill(struct page *page,
 			goto out_unlock;
 	}
 
-	if (wpa && fuse_writepage_need_send(fc, page, ap, data)) {
+	if (wpa && fuse_writepage_need_send(fc, &folio->page, ap, data)) {
 		fuse_writepages_send(data);
 		data->wpa = NULL;
 	}
@@ -2238,7 +2240,7 @@ static int fuse_writepages_fill(struct page *page,
 		data->max_pages = 1;
 
 		ap = &wpa->ia.ap;
-		fuse_write_args_fill(&wpa->ia, data->ff, page_offset(page), 0);
+		fuse_write_args_fill(&wpa->ia, data->ff, folio_pos(folio), 0);
 		wpa->ia.write.in.write_flags |= FUSE_WRITE_CACHE;
 		wpa->next = NULL;
 		ap->args.in_pages = true;
@@ -2246,13 +2248,13 @@ static int fuse_writepages_fill(struct page *page,
 		ap->num_pages = 0;
 		wpa->inode = inode;
 	}
-	set_page_writeback(page);
+	folio_start_writeback(folio);
 
-	copy_highpage(tmp_page, page);
+	copy_highpage(tmp_page, &folio->page);
 	ap->pages[ap->num_pages] = tmp_page;
 	ap->descs[ap->num_pages].offset = 0;
 	ap->descs[ap->num_pages].length = PAGE_SIZE;
-	data->orig_pages[ap->num_pages] = page;
+	data->orig_pages[ap->num_pages] = &folio->page;
 
 	inc_wb_stat(&inode_to_bdi(inode)->wb, WB_WRITEBACK);
 	inc_node_page_state(tmp_page, NR_WRITEBACK_TEMP);
@@ -2266,13 +2268,13 @@ static int fuse_writepages_fill(struct page *page,
 		spin_lock(&fi->lock);
 		ap->num_pages++;
 		spin_unlock(&fi->lock);
-	} else if (fuse_writepage_add(wpa, page)) {
+	} else if (fuse_writepage_add(wpa, &folio->page)) {
 		data->wpa = wpa;
 	} else {
-		end_page_writeback(page);
+		folio_end_writeback(folio);
 	}
 out_unlock:
-	unlock_page(page);
+	folio_unlock(folio);
 
 	return err;
 }