Function vfs_setopt

freebsd/kern/vfs_mount.c:2154–2173

}

int
vfs_setopt(struct vfsoptlist *opts, const char *name, void *value, int len)
{
	struct vfsopt *opt;

	TAILQ_FOREACH(opt, opts, link) {
		if (strcmp(name, opt->name) != 0)
			continue;
		opt->seen = 1;
		if (opt->value == NULL)
			opt->len = len;
		else {
			if (opt->len != len)
				return (EINVAL);
			bcopy(value, opt->value, len);
		}
		return (0);
	}
	return (ENOENT);
}

int
vfs_setopt_part(struct vfsoptlist *opts, const char *name, void *value, int len)