diff options
| -rw-r--r-- | fs/ext2/dir.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index b335f17f682f..03867381eec2 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -96,19 +96,19 @@ static void ext2_commit_chunk(struct page *page, loff_t pos, unsigned len) unlock_page(page); } -static bool ext2_check_page(struct page *page, int quiet, char *kaddr) +static bool ext2_check_folio(struct folio *folio, int quiet, char *kaddr) { - struct inode *dir = page->mapping->host; + struct inode *dir = folio->mapping->host; struct super_block *sb = dir->i_sb; unsigned chunk_size = ext2_chunk_size(dir); u32 max_inumber = le32_to_cpu(EXT2_SB(sb)->s_es->s_inodes_count); unsigned offs, rec_len; - unsigned limit = PAGE_SIZE; + unsigned limit = folio_size(folio); ext2_dirent *p; char *error; - if ((dir->i_size >> PAGE_SHIFT) == page->index) { - limit = dir->i_size & ~PAGE_MASK; + if (dir->i_size < folio_pos(folio) + limit) { + limit = offset_in_folio(folio, dir->i_size); if (limit & (chunk_size - 1)) goto Ebadsize; if (!limit) @@ -132,7 +132,7 @@ static bool ext2_check_page(struct page *page, int quiet, char *kaddr) if (offs != limit) goto Eend; out: - SetPageChecked(page); + folio_set_checked(folio); return true; /* Too bad, we had an error */ @@ -160,22 +160,22 @@ Einumber: bad_entry: if (!quiet) ext2_error(sb, __func__, "bad entry in directory #%lu: : %s - " - "offset=%lu, inode=%lu, rec_len=%d, name_len=%d", - dir->i_ino, error, (page->index<<PAGE_SHIFT)+offs, + "offset=%llu, inode=%lu, rec_len=%d, name_len=%d", + dir->i_ino, error, folio_pos(folio) + offs, (unsigned long) le32_to_cpu(p->inode), rec_len, p->name_len); goto fail; Eend: if (!quiet) { p = (ext2_dirent *)(kaddr + offs); - ext2_error(sb, "ext2_check_page", + ext2_error(sb, "ext2_check_folio", "entry in directory #%lu spans the page boundary" - "offset=%lu, inode=%lu", - dir->i_ino, (page->index<<PAGE_SHIFT)+offs, + "offset=%llu, inode=%lu", + dir->i_ino, folio_pos(folio) + offs, (unsigned long) le32_to_cpu(p->inode)); } fail: - SetPageError(page); + folio_set_error(folio); return false; } @@ -195,9 +195,9 @@ static void *ext2_get_page(struct inode *dir, unsigned long n, if (IS_ERR(folio)) return ERR_CAST(folio); - page_addr = kmap_local_folio(folio, n & (folio_nr_pages(folio) - 1)); + page_addr = kmap_local_folio(folio, 0); if (unlikely(!folio_test_checked(folio))) { - if (!ext2_check_page(&folio->page, quiet, page_addr)) + if (!ext2_check_folio(folio, quiet, page_addr)) goto fail; } *page = &folio->page; |