diff options
Diffstat (limited to 'fs/ext2')
| -rw-r--r-- | fs/ext2/dir.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 4237722bfd27..6e1d4ab09d72 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -287,17 +287,17 @@ static inline void ext2_set_de_type(ext2_dirent *de, struct inode *inode) } static int -ext2_readdir (struct file * filp, void * dirent, filldir_t filldir) +ext2_readdir(struct file *file, struct dir_context *ctx) { - loff_t pos = filp->f_pos; - struct inode *inode = file_inode(filp); + loff_t pos = ctx->pos; + struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; unsigned int offset = pos & ~PAGE_CACHE_MASK; unsigned long n = pos >> PAGE_CACHE_SHIFT; unsigned long npages = dir_pages(inode); unsigned chunk_mask = ~(ext2_chunk_size(inode)-1); unsigned char *types = NULL; - int need_revalidate = filp->f_version != inode->i_version; + int need_revalidate = file->f_version != inode->i_version; if (pos > inode->i_size - EXT2_DIR_REC_LEN(1)) return 0; @@ -314,16 +314,16 @@ ext2_readdir (struct file * filp, void * dirent, filldir_t filldir) ext2_error(sb, __func__, "bad page in #%lu", inode->i_ino); - filp->f_pos += PAGE_CACHE_SIZE - offset; + ctx->pos += PAGE_CACHE_SIZE - offset; return PTR_ERR(page); } kaddr = page_address(page); if (unlikely(need_revalidate)) { if (offset) { offset = ext2_validate_entry(kaddr, offset, chunk_mask); - filp->f_pos = (n<<PAGE_CACHE_SHIFT) + offset; + ctx->pos = (n<<PAGE_CACHE_SHIFT) + offset; } - filp->f_version = inode->i_version; + file->f_version = inode->i_version; need_revalidate = 0; } de = (ext2_dirent *)(kaddr+offset); @@ -336,22 +336,19 @@ ext2_readdir (struct file * filp, void * dirent, filldir_t filldir) return -EIO; } if (de->inode) { - int over; unsigned char d_type = DT_UNKNOWN; if (types && de->file_type < EXT2_FT_MAX) d_type = types[de->file_type]; - offset = (char *)de - kaddr; - over = filldir(dirent, de->name, de->name_len, - (n<<PAGE_CACHE_SHIFT) | offset, - le32_to_cpu(de->inode), d_type); - if (over) { + if (!dir_emit(ctx, de->name, de->name_len, + le32_to_cpu(de->inode), + d_type)) { ext2_put_page(page); return 0; } } - filp->f_pos += ext2_rec_len_from_disk(de->rec_len); + ctx->pos += ext2_rec_len_from_disk(de->rec_len); } ext2_put_page(page); } @@ -724,7 +721,7 @@ not_empty: const struct file_operations ext2_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, - .readdir = ext2_readdir, + .iterate = ext2_readdir, .unlocked_ioctl = ext2_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = ext2_compat_ioctl, |