This function creates pages in an inode and copies data into them,
update the function to use a folio instead of a page, and use the
appropriate folio helpers.
Reviewed-by: Joanne Koong <joannelkoong@xxxxxxxxx>
Signed-off-by: Josef Bacik <josef@xxxxxxxxxxxxxx>
---
fs/fuse/dev.c | 30 +++++++++++++++++-------------
1 file changed, 17 insertions(+), 13 deletions(-)
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index a332cb799967..7e4c5be45aec 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1654,24 +1654,28 @@ static int fuse_notify_store(struct fuse_conn *fc, unsigned int size,
num = outarg.size;
while (num) {
+ struct folio *folio;
struct page *page;
unsigned int this_num;
- err = -ENOMEM;
- page = find_or_create_page(mapping, index,
- mapping_gfp_mask(mapping));
- if (!page)
+ folio = __filemap_get_folio(mapping, index,
+ FGP_LOCK|FGP_ACCESSED|FGP_CREAT,
+ mapping_gfp_mask(mapping));
+ if (IS_ERR(folio)) {
+ err = PTR_ERR(folio);
goto out_iput;
-
- this_num = min_t(unsigned, num, PAGE_SIZE - offset);
- err = fuse_copy_page(cs, &page, offset, this_num, 0);
- if (!PageUptodate(page) && !err && offset == 0 &&
- (this_num == PAGE_SIZE || file_size == end)) {
- zero_user_segment(page, this_num, PAGE_SIZE);
- SetPageUptodate(page);
}
- unlock_page(page);
- put_page(page);
+
+ page = &folio->page;
+ this_num = min_t(unsigned, num, folio_size(folio) - offset);
+ err = fuse_copy_page(cs, &page, offset, this_num, 0);
+ if (!folio_test_uptodate(folio) && !err && offset == 0 &&
+ (this_num == folio_size(folio) || file_size == end)) {
+ folio_zero_range(folio, this_num, folio_size(folio));
+ folio_mark_uptodate(folio);
+ }
+ folio_unlock(folio);
+ folio_put(folio);
if (err)
goto out_iput;
--
2.43.0
