fs/orangefs/dir.c

61 static int do_readdir(struct orangefs_dir *od, struct inode *inode,
76 	op->upcall.req.readdir.token = od->token;
83 		od->error = bufi;
100 			od->error = r;
107 		od->error = r;
111 		od->error = op->downcall.status;
121 		od->error = -EIO;
127 	od->token = resp->token;
131 static int parse_readdir(struct orangefs_dir *od,
138 	part = od->part;
151 	if (!od->part)
152 		od->part = new;
156 	od->end = count << PART_SHIFT;
161 static int orangefs_dir_more(struct orangefs_dir *od, struct inode *inode)
168 		od->error = -ENOMEM;
171 	r = do_readdir(od, inode, op);
173 		od->error = r;
176 	r = parse_readdir(od, op);
178 		od->error = r;
182 	od->error = 0;
185 	return od->error;
240 static int orangefs_dir_fill(struct orangefs_dir *od, struct dir_context *ctx)
247 	part = od->part;
254 		od->error = -EIO;
262 			od->error = r;
282 	struct orangefs_dir *od = file->private_data;
287 	if (!whence && offset < od->end) {
288 		struct orangefs_dir_part *part = od->part;
294 		od->token = ORANGEFS_ITERATE_START;
295 		od->part = NULL;
296 		od->end = 1 << PART_SHIFT;
304 	struct orangefs_dir *od = file->private_data;
308 	if (od->error)
309 		return od->error;
335 	while (od->token != ORANGEFS_ITERATE_END &&
336 	    ctx->pos > od->end) {
337 		r = orangefs_dir_more(od, inode);
341 	if (od->token == ORANGEFS_ITERATE_END && ctx->pos > od->end)
345 	if (ctx->pos < od->end) {
346 		r = orangefs_dir_fill(od, ctx);
352 	if (od->token != ORANGEFS_ITERATE_END) {
353 		r = orangefs_dir_more(od, inode);
356 		r = orangefs_dir_fill(od, ctx);
364 	struct orangefs_dir *od;
369 	od = file->private_data;
370 	od->token = ORANGEFS_ITERATE_START;
371 	od->part = NULL;
372 	od->end = 1 << PART_SHIFT;
373 	od->error = 0;
379 	struct orangefs_dir *od = file->private_data;
380 	struct orangefs_dir_part *part = od->part;
386 	kfree(od);