From 2638ffbac9e2f411e911ff8194dc8d69c46f9f78 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Fri, 17 May 2013 17:30:10 -0400 Subject: [readdir] convert adfs Signed-off-by: Al Viro --- fs/adfs/dir.c | 42 ++++++++++++++++++------------------------ 1 file changed, 18 insertions(+), 24 deletions(-) (limited to 'fs/adfs') diff --git a/fs/adfs/dir.c b/fs/adfs/dir.c index 9cf874c..ade28bb 100644 --- a/fs/adfs/dir.c +++ b/fs/adfs/dir.c @@ -17,47 +17,43 @@ static DEFINE_RWLOCK(adfs_dir_lock); static int -adfs_readdir(struct file *filp, void *dirent, filldir_t filldir) +adfs_readdir(struct file *file, struct dir_context *ctx) { - struct inode *inode = file_inode(filp); + struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; struct adfs_dir_ops *ops = ADFS_SB(sb)->s_dir; struct object_info obj; struct adfs_dir dir; int ret = 0; - if (filp->f_pos >> 32) - goto out; + if (ctx->pos >> 32) + return 0; ret = ops->read(sb, inode->i_ino, inode->i_size, &dir); if (ret) - goto out; + return ret; - switch ((unsigned long)filp->f_pos) { - case 0: - if (filldir(dirent, ".", 1, 0, inode->i_ino, DT_DIR) < 0) + if (ctx->pos == 0) { + if (!dir_emit_dot(file, ctx)) goto free_out; - filp->f_pos += 1; - - case 1: - if (filldir(dirent, "..", 2, 1, dir.parent_id, DT_DIR) < 0) + ctx->pos = 1; + } + if (ctx->pos == 1) { + if (!dir_emit(ctx, "..", 2, dir.parent_id, DT_DIR)) goto free_out; - filp->f_pos += 1; - - default: - break; + ctx->pos = 2; } read_lock(&adfs_dir_lock); - ret = ops->setpos(&dir, filp->f_pos - 2); + ret = ops->setpos(&dir, ctx->pos - 2); if (ret) goto unlock_out; while (ops->getnext(&dir, &obj) == 0) { - if (filldir(dirent, obj.name, obj.name_len, - filp->f_pos, obj.file_id, DT_UNKNOWN) < 0) - goto unlock_out; - filp->f_pos += 1; + if (!dir_emit(ctx, obj.name, obj.name_len, + obj.file_id, DT_UNKNOWN)) + break; + ctx->pos++; } unlock_out: @@ -65,8 +61,6 @@ unlock_out: free_out: ops->free(&dir); - -out: return ret; } @@ -192,7 +186,7 @@ out: const struct file_operations adfs_dir_operations = { .read = generic_read_dir, .llseek = generic_file_llseek, - .readdir = adfs_readdir, + .iterate = adfs_readdir, .fsync = generic_file_fsync, }; -- cgit v1.1