fs/bcachefs/chardev.c

66 	int ret = -EFAULT;
88 		ret= PTR_ERR_OR_ZERO(devs[i]);
89 		if (ret)
94 	ret = PTR_ERR_OR_ZERO(c);
95 	if (!ret)
102 	return ret;
118 	ret = PTR_ERR_OR_ZERO(path);
119 	if (ret)
120 		return ret;
151 	int ret = PTR_ERR_OR_ZERO(c);
152 	if (ret)
153 		return ret;
155 	ret = bch2_fs_start(thr->c);
156 	if (ret)
161 		ret |= 1;
165 		ret |= 4;
169 	return ret;
182 	long ret = 0;
195 		ret = copy_from_user_errcode(&dev_u64, &user_arg->devs[i], sizeof(u64));
196 		if (ret)
200 		ret = PTR_ERR_OR_ZERO(dev_str);
201 		if (ret)
204 		ret = darray_push(&devs, dev_str);
205 		if (ret) {
213 		ret = -ENOMEM;
222 		ret =   PTR_ERR_OR_ZERO(optstr) ?:
226 		if (ret)
243 	ret = __bch2_run_thread_with_stdio(&thr->thr);
248 	return ret;
252 	pr_err("ret %s", bch2_err_str(ret));
258 	long ret;
268 		ret = bch2_ioctl_fsck_offline(arg);
272 		ret = -ENOTTY;
276 	if (ret < 0)
277 		ret = bch2_err_class(ret);
278 	return ret;
313 	int ret;
322 	ret = PTR_ERR_OR_ZERO(path);
323 	if (ret)
324 		return ret;
326 	ret = bch2_dev_add(c, path);
329 	return ret;
356 	int ret;
365 	ret = PTR_ERR_OR_ZERO(path);
366 	if (ret)
367 		return ret;
369 	ret = bch2_dev_online(c, path);
371 	return ret;
377 	int ret;
393 	ret = bch2_dev_offline(c, ca, arg.flags);
395 	return ret;
402 	int ret;
419 	ret = bch2_dev_set_state(c, ca, arg.new_state, arg.flags);
420 	if (ret)
421 		bch_err(c, "Error setting device state: %s", bch2_err_str(ret));
424 	return ret;
439 	ctx->thr.ret = bch2_data_job(ctx->c, &ctx->stats, ctx->arg);
483 	int ret;
498 	ret = bch2_run_thread_with_file(&ctx->thr,
501 	if (ret < 0)
503 	return ret;
514 	int ret = 0;
528 		ret = -ENOMEM;
548 			ret = -ERANGE;
557 			ret = -ERANGE;
571 	if (ret)
574 	ret = copy_to_user_errcode(user_arg, arg,
578 	return ret;
629 	int ret = 0;
654 	ret = copy_to_user_errcode(user_arg, &arg, sizeof(arg));
655 	if (ret)
665 		ret = copy_to_user_errcode(&user_arg->d[i], &t, sizeof(t));
666 		if (ret)
671 	return ret;
679 	int ret = 0;
694 			ret = PTR_ERR(ca);
704 		ret = -ERANGE;
708 	ret = copy_to_user_errcode((void __user *)(unsigned long)arg.sb, sb,
714 	return ret;
741 	int ret;
754 	ret = bch2_dev_resize(c, ca, arg.nbuckets);
757 	return ret;
764 	int ret;
780 	ret = bch2_set_nr_journal_buckets(c, ca, arg.nbuckets);
783 	return ret;
807 	int ret = bch2_run_online_recovery_passes(c);
810 	bch_err_fn(c, ret);
818 	return ret;
830 	long ret = 0;
848 		ret = -ENOMEM;
858 		ret =   PTR_ERR_OR_ZERO(optstr) ?:
862 		if (ret)
866 	ret = bch2_run_thread_with_stdio(&thr->thr, &bch2_online_fsck_ops);
868 	if (ret < 0) {
869 		bch_err_fn(c, ret);
875 	return ret;
884 	ret = bch2_ioctl_##_name(c, i);					\
890 	long ret;
939 	if (ret < 0)
940 		ret = bch2_err_class(ret);
941 	return ret;