From: Josef Bacik <josef@toxicpanda.com> Convert this to grab the folio directly, and update all the helpers to use the folio related functions. Reviewed-by: Joanne Koong <joannelkoong@gmail.com> Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com> --- fs/fuse/file.c | 28 +++++++++++++++------------- 1 file changed, 15 insertions(+), 13 deletions(-) diff --git a/fs/fuse/file.c b/fs/fuse/file.c index fd5868aad5a8..8ea5ee96f77d 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1192,7 +1192,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_io_args *ia, do { size_t tmp; - struct page *page; + struct folio *folio; pgoff_t index = pos >> PAGE_SHIFT; size_t bytes = min_t(size_t, PAGE_SIZE - offset, iov_iter_count(ii)); @@ -1204,25 +1204,27 @@ static ssize_t fuse_fill_write_pages(struct fuse_io_args *ia, if (fault_in_iov_iter_readable(ii, bytes)) break; - err = -ENOMEM; - page = grab_cache_page_write_begin(mapping, index); - if (!page) + folio = __filemap_get_folio(mapping, index, FGP_WRITEBEGIN, + mapping_gfp_mask(mapping)); + if (IS_ERR(folio)) { + err = PTR_ERR(folio); break; + } if (mapping_writably_mapped(mapping)) - flush_dcache_page(page); + flush_dcache_folio(folio); - tmp = copy_page_from_iter_atomic(page, offset, bytes, ii); - flush_dcache_page(page); + tmp = copy_folio_from_iter_atomic(folio, offset, bytes, ii); + flush_dcache_folio(folio); if (!tmp) { - unlock_page(page); - put_page(page); + folio_unlock(folio); + folio_put(folio); goto again; } err = 0; - ap->pages[ap->num_pages] = page; + ap->pages[ap->num_pages] = &folio->page; ap->descs[ap->num_pages].length = tmp; ap->num_pages++; @@ -1234,10 +1236,10 @@ static ssize_t fuse_fill_write_pages(struct fuse_io_args *ia, /* If we copied full page, mark it uptodate */ if (tmp == PAGE_SIZE) - SetPageUptodate(page); + folio_mark_uptodate(folio); - if (PageUptodate(page)) { - unlock_page(page); + if (folio_test_uptodate(folio)) { + folio_unlock(folio); } else { ia->write.page_locked = true; break; -- 2.46.1